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B1 verb /əˈkɜːr/

occur

ocurrir
Meaning
to happen or take place; to be found or present
Example
The accident occurred at the intersection during rush hour.
El accidente ocurrió en la intersección durante la hora punta.
B1 adverb /ɪˈfɛktɪvli/

effectively

efectivamente
Meaning
in a way that produces the desired result; efficiently and successfully
Example
The team worked together effectively to finish the project on time.
El equipo trabajó juntos efectivamente para terminar el proyecto a tiempo.
B1 noun /trænzˈleɪʃən/

translation

traducción
Meaning
the process of converting text or speech from one language into another
Example
She completed the translation of the book within two months.
Ella completó la traducción del libro en dos meses.
B1 noun /ˈsiː.hɔːrs/

Sea-horse

caballo marino
Meaning
a small marine fish with segmented bony armor, an upright posture, and a curled prehensile tail
Example
The seahorse gracefully floated among the coral reefs.
El caballo marino flotó graciosamente entre los arrecifes de coral.
B1 noun /ˈtreɪdɪŋ/

trading

comercio
Meaning
the act or business of buying and selling goods or services
Example
She made a fortune through online trading.
Ella hizo una fortuna a través del comercio en línea.
B1 adjective /rɪˈmeɪnɪŋ/

remaining

restante
Meaning
still existing or left after others are gone or dealt with
Example
There were only a few remaining tickets for the concert.
Quedaban solo unos pocos boletos para el concierto.
B1 noun /pɪl/

pill

pastilla
Meaning
a small round piece of medicine to be swallowed
Example
He took a pill to relieve his headache.
Tomó una pastilla para aliviar su dolor de cabeza.
B1 noun /ˈdʒaɪ.ənt/

Giant

gigante; ser mitológico o imaginario de tamaño humano pero superhumano
Meaning
an imaginary or mythical being of human form but superhuman size; something of great size or force
Example
The technology giant announced record profits for the third consecutive quarter.
El gigante tecnológico anunció ganancias récord por tercer trimestre consecutivo.
B1 noun /ɪmˈpruːvmənt/

improvement

mejora
Meaning
the act of making something better
Example
There has been a significant improvement in his health.
Ha habido una mejora significativa en su salud.
B1 adjective /slaɪt/

Slight

ligero; pequeño; delgado; sutil
Meaning
small in degree; not severe or intense; slim; thin
Example
There was a slight delay in the train schedule.
Hubo un pequeño retraso en el horario del tren.
B1 adverb /ˈfriːli/

Freely

libremente; sin restricciones;
Meaning
without restriction; openly; willingly
Example
She spoke freely about her experiences during the interview.
Ella habló libremente sobre sus experiencias durante la entrevista.
B1 noun əˈreɪndʒmənt

arrangement

disposición
Meaning
The way things are organized, positioned, or structured.
Example
The arrangement of protons in the nucleus is critical.
La disposición de los protones en el núcleo es crítica.
B1 verb /θrɪl/

Thrill

emocionar
Meaning
to cause someone to feel very excited and pleased
Example
The roller coaster ride thrills adventure seekers.
La montaña rusa emociona a los buscadores de aventuras.
B1 noun /ˈvəʊtə/

voter

votante
Meaning
a person who votes in an election
Example
Voters lined up outside the polling station to cast their ballots.
Los votantes hicieron fila fuera de la estación de votación para emitir su voto.
B1 adjective /ɪkˈspɪəriənst/

experienced

experimentado
Meaning
having knowledge or skill in a particular field gained through experience
Example
She is an experienced teacher who knows how to handle difficult students.
Ella es una profesora experimentada que sabe cómo manejar a estudiantes difíciles.
B1 noun /poʊl/

pole

poste
Meaning
a long, slender, vertical object or structure, typically made of wood, metal, or another material
Example
They placed the flag on top of the pole.
Colocaron la bandera en la parte superior del poste.
B1 noun ˈsɪs.təmz

systems

sistemas
Meaning
A set of connected things or parts forming a complex whole.
Example
Effective systems improve productivity.
Los sistemas efectivos mejoran la productividad.
B1 verb /əˈtʃiːv/

achieve

lograr
Meaning
to successfully bring about or reach a desired goal or result
Example
She worked hard to achieve her dream of becoming a doctor.
Ella trabajó duro para lograr su sueño de convertirse en doctora.
B1 verb kənˈsjuːmz

consumes

consumir
Meaning
Use up (a resource); eat, drink, or ingest (food or drink).
Example
An individual consumes around 20 kg of plastic annually.
Una persona consume alrededor de 20 kg de plástico anualmente.
B1 noun /ˈhaʊzɪŋ/

housing

vivienda
Meaning
buildings or structures where people live; accommodation
Example
The government is working to provide affordable housing for everyone.
El gobierno está trabajando para proporcionar vivienda asequible para todos.
B1 noun /ˈsɪtɪzən/

citizen

ciudadano
Meaning
a legally recognized subject or national of a state
Example
Every citizen has the right to vote.
Cada ciudadano tiene el derecho de votar.
B1 noun /rɪˈwɔːd/

reward

recompensa
Meaning
something given in recognition of service, effort, or achievement
Example
He received a reward for returning the lost wallet.
Recibió una recompensa por devolver la billetera perdida.
B1 noun, verb /ˈɛksˌreɪ/

x-ray

radiografía; rayos X
Meaning
a form of electromagnetic radiation used to see inside objects or the human body; to examine or scan using X-rays
Example
The doctor ordered an X-ray to check for a broken bone.
El médico pidió una radiografía para revisar el hueso.
B1 noun /ˈpʌb.lɪ.ʃər/

Publisher

editor
Meaning
a person or company that produces and distributes books, magazines, or newspapers
Example
The publisher decided to print 10,000 copies of the new novel.
El editor decidió imprimir 10,000 copias de la nueva novela.
B1 adjective /ʌnˈplɛz.ənt/

Unpleasant

desagradable
Meaning
not giving or causing pleasure; disagreeable
Example
The medicine had an unpleasant taste.
El medicamento tenía un sabor desagradable.
B1 adjective /ˈmæsɪv/

Massive

masivo; extremadamente grande; en tamaño o cantidad enorme
Meaning
extremely large; huge in size or amount
Example
The company made a massive profit this year.
La empresa hizo una ganancia masiva este año.
B1 verb /kənˈsɪst/

consist

consistir
Meaning
to be made up or composed of certain parts or elements
Example
The committee consists of five members.
El comité consiste en cinco miembros.
B1 noun /ˈpiː.kɒk/

Peacock

pavo real
Meaning
a large bird with beautiful colorful tail feathers that can spread out like a fan
Example
The magnificent peacock displayed its colorful feathers to attract attention.
El magnífico pavo real desplegó sus plumas coloridas para atraer la atención.
B1 noun /pəˈsɪf.ɪk ˈoʊ.ʃən/

Pacific Ocean

Océano Pacífico
Meaning
The largest and deepest ocean on Earth, stretching from Asia to the Americas.
Example
The Pacific Ocean is the largest ocean on Earth.
El Océano Pacífico es el océano más grande de la Tierra.
B1 verb /ɪkˈsplɔːr/

explore

explorar
Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
Decidieron explorar el bosque juntos.
B1 noun /ˌprezənˈteɪʃən/

presentation

presentación
Meaning
The manner or style in which something is given, offered, or displayed.
Example
The presentation of the new product was well received.
La presentación del nuevo producto fue bien recibida.
B1 adjective /ˌɪmpəˈlaɪt/

impolite

grosero
Meaning
Not showing good manners; rude.
Example
It is impolite to interrupt someone while they are speaking.
Es grosero interrumpir a alguien mientras está hablando.
B1 verb /dɪˈfaɪn/

define

definir
Meaning
to explain the meaning of a word, phrase, or concept clearly
Example
The teacher asked the student to define the word 'democracy'.
El maestro le pidió al estudiante que definiera la palabra 'democracia'.
B1 noun/verb /ˈkɒmplɪmənt/

compliment

cumplido
Meaning
a polite expression of praise or admiration; to politely praise someone
Example
She complimented him on his excellent presentation.
Ella lo felicitó por su excelente presentación.
B1 adjective /ˈhoʊpləs/

Hopeless

desesperado; sin esperanza
Meaning
feeling or causing despair about something; without hope; desperate
Example
The situation seemed hopeless until help arrived.
La situación parecía desesperada hasta que llegó la ayuda.
B1 noun /ˈkwɒl.ɪ.ti taɪm/

quality time

tiempo de calidad
Meaning
Time spent giving someone your full attention in order to strengthen your relationship with them.
Example
Spending quality time with family enhances relationships.
Pasar tiempo de calidad con la familia mejora las relaciones.
B1 verb /kənˈfɜːrm/

confirm

confirmar
Meaning
to establish the truth, accuracy, or validity of something
Example
The hotel will confirm your reservation by email.
El hotel confirmará tu reserva por correo electrónico.
B1 adjective /dɪˈlaɪtɪd/

delighted

encantado
Meaning
feeling or showing great pleasure and happiness
Example
She was delighted with the surprise gift.
Ella estaba encantada con el regalo sorpresa.
B1 noun /ˈɛər.kræft/

aircraft

aeronave
Meaning
A vehicle, such as an airplane or helicopter, that can fly in the air.
Example
The military aircraft flew over the city.
La aeronave militar voló sobre la ciudad.
B1 noun /θroʊt/

Throat

garganta; tráquea; parte del cuello
Meaning
the passage that leads from the back of the mouth to the stomach and lungs; the front part of the neck
Example
He had a sore throat and couldn't speak clearly.
Él tenía dolor de garganta y no podía hablar claramente.
B1 noun /ˈɡæðərɪŋ/

gathering

reunión
Meaning
a meeting or assembly of people for a particular purpose
Example
We attended a family gathering last weekend.
Asistimos a una reunión familiar el fin de semana pasado.
B1 verb /trænsˈleɪt/

translate

traducir
Meaning
to express words or text in another language
Example
She can translate five languages.
Ella puede traducir cinco idiomas.
B1 noun /ɪnˈstrʌkʃənz/

instructions

instrucciones
Meaning
Detailed information on how something should be done or operated.
Example
Please follow the instructions on the box.
Por favor, siga las instrucciones en la caja.
B1 noun /raɪs ˈkʊkər/

Rice cooker

cocedor de arroz eléctrico
Meaning
an electric appliance designed to cook rice automatically
Example
The rice cooker automatically switches off when the rice is perfectly cooked.
El cocedor de arroz se apaga automáticamente cuando el arroz está perfectamente cocido.
B1 adjective /ɪnˈfɔːrməl/

Informal

informal; relajado; casual
Meaning
relaxed and friendly; not official or ceremonial; casual
Example
The meeting was informal and relaxed.
La reunión fue informal y relajada.
B1 noun /ˈɡɑːr.bɪdʒ/

Garbage

basura; desechos
Meaning
waste material; refuse or litter; something worthless or meaningless
Example
Please take out the garbage before the collection truck arrives tomorrow morning.
Por favor, saque la basura antes de que llegue el camión de recolección mañana por la mañana.
B1 noun /beɪkt miːt/

Baked meat

carne asada
Meaning
meat that has been cooked in an oven using dry heat
Example
The baked meat was tender and flavorful.
La carne asada estaba tierna y sabrosa.
B1 verb /prəˈpoʊz/

propose

proponer
Meaning
to suggest an idea or plan for consideration; to ask someone to marry you
Example
I propose we take a short break.
Yo propongo que tomemos un pequeño descanso.
B1 noun æmˈbɪʃ.ən

ambition

ambición
Meaning
A strong desire to do or achieve something, typically requiring determination and hard work.
Example
Their ambition is to build a quantum computer.
Su ambición es construir una computadora cuántica.
B1 verb /əˈdæpt/

adapt

adaptar
Meaning
to adjust or change something to suit new conditions or situations
Example
He quickly adapted to the new environment.
Él rápidamente se adaptó al nuevo entorno.
B1 noun /ˈmæn.ɪdʒ.mənt/

management

gestión
Meaning
The process of dealing with or controlling things or people.
Example
Proper management minimizes environmental damage.
La gestión adecuada minimiza los daños ambientales.
B1 noun /ˈæŋkəl/

ankle

tobillo
Meaning
the joint connecting the foot with the leg
Example
He twisted his ankle while playing football.
Se torció el tobillo mientras jugaba al fútbol.
B1 noun ˈdɪsɪplɪn

discipline

disciplina
Meaning
The practice of training people to obey rules or a code of behavior, using punishment to correct disobedience
Example
Discipline helps maintain focus and productivity.
La disciplina ayuda a mantener el enfoque y la productividad.
B1 noun /dɪˈskʌvəri/

discovery

descubrimiento
Meaning
The act of finding or learning something for the first time.
Example
The discovery of penicillin changed medical history.
El descubrimiento de la penicilina cambió la historia médica.
B1 noun /ˈkwɔː.tər/

Quarter

cuarto
Meaning
one of four equal parts of something; a period of three months
Example
The company reported strong profits in the first quarter of the year.
La empresa informó fuertes ganancias en el primer cuarto del año.
B1 noun /ˈeə.rə.pleɪn/

Aeroplane

avión
Meaning
a powered flying vehicle with fixed wings and a weight greater than that of the air it displaces
Example
The aeroplane took off smoothly from the airport runway.
El avión despegó suavemente de la pista del aeropuerto.
B1 adjective /ˈsæt.ɪs.fæk.tər.i/

Satisfactory

satisfactorio
Meaning
acceptable; meeting requirements; adequate
Example
The test results were satisfactory.
Los resultados de la prueba fueron satisfactorios.
B1 adjective /ʌnˈjuː.ʒu.əl/

Unusual

inusual; extraño;
Meaning
not typical; strange; different from what is normal
Example
She wore an unusual dress to the party.
Ella llevaba un vestido inusual a la fiesta.
B1 adverb /ˌæbsəˈluːtli/

Absolutely

totalmente; completamente; sin excepción
Meaning
completely; totally; without exception
Example
I absolutely agree with your decision.
Estoy completamente de acuerdo con tu decisión.
B1 adjective /ˈæŋk.ʃəs/

Anxious

ansioso; preocupado
Meaning
feeling worried or nervous; eager with concern
Example
She felt anxious about her upcoming job interview.
Ella se sintió ansiosa por su próxima entrevista de trabajo.
B1 noun /əˈkeɪ.ʒən/

Occasion

ocasión; evento especial
Meaning
a particular time or instance of an event; a special celebration
Example
Their wedding was a joyous occasion.
Su boda fue una ocasión alegre.
B1 verb, noun, adjective /ˈmeltɪŋ/

melting

derretimiento
Meaning
the process of changing from solid to liquid due to heat; becoming softer or less rigid; emotionally moving or tender
Example
The ice is melting quickly under the hot sun.
El hielo se está derritiendo rápidamente bajo el sol caliente.
B1 adjective /ˈnær.oʊ/

Narrow

estrecho; limitado; angosto
Meaning
having a small width; thin; limited in scope; restricted
Example
The narrow street was barely wide enough for two cars.
La calle estrecha apenas era lo suficientemente ancha para dos coches.
B1 noun /pɜːrl/

Pearl

perla
Meaning
a hard, lustrous object produced within the soft tissue of a shelled mollusk; used in jewelry
Example
She wore a beautiful pearl necklace to the wedding.
Ella llevaba un hermoso collar de perlas en la boda.
B1 adjective /ɪmˈpeɪʃənt/

impatient

impaciente
Meaning
Not able to wait calmly; restless and eager for something to happen.
Example
She grew impatient while waiting in the long queue.
Ella se impacientó mientras esperaba en la larga fila.
B1 noun ˈstrætədʒi

strategy

estrategia
Meaning
A plan of action designed to achieve a long-term or overall aim.
Example
The strategy ensured success.
La estrategia aseguró el éxito.
B1 adverb /ˌʌpsaɪd ˈdaʊn/

Upside-down

al revés
Meaning
with the upper part at the bottom; in or into a reversed position
Example
The picture was hanging upside-down on the wall.
La foto estaba colgada al revés en la pared.
B1 noun /dʒʌɡ/

Jug

jarra
Meaning
a large container for liquids, with a narrow mouth and a handle
Example
She poured fresh orange juice from the glass jug into her cup.
Vertió jugo de naranja fresco de la jarra de vidrio en su taza.
B1 adjective /kriˈeɪtɪv/

creative

creativo
Meaning
Having the ability to produce new and original ideas or things.
Example
She is very creative in her writing.
Ella es muy creativa en su escritura.
B1 noun /sɛl/

cell

célula / celda
Meaning
a small basic unit of life; or a small enclosed space like a prison room
Example
The prisoner was locked in a small cell.
El prisionero fue encerrado en una pequeña celda.
B1 noun /tɔːrˈtiːə/

tortilla

tortilla
Meaning
A thin round flatbread made from corn or wheat, common in Mexican cuisine.
Example
She wrapped the vegetables in a warm tortilla.
Ella envolvió las verduras en una tortilla caliente.
B1 verb /əˈsuːm/

assume

suponer
Meaning
to think that something is true without proof
Example
I assume he will be late to the meeting.
Yo supongo que llegará tarde a la reunión.
B1 noun /ˈfeɪ.vər/

Favour

favor; ayuda; bondad
Meaning
approval, support, or liking for someone or something; a kind or helpful act
Example
Could you do me a favour and help me move this heavy box?
¿Podrías hacerme un favor y ayudarme a mover esta caja pesada?
B1 noun /ˌdiː.enˈeɪ/

dna

Ácido desoxirribonucleico
Meaning
Deoxyribonucleic acid, the molecule that carries genetic information in living organisms.
Example
Scientists extracted DNA from the ancient bones.
Los científicos extrajeron ADN de los huesos antiguos.
B1 adverb /ˈriː.zən.ə.bli/

Reasonably

razonablemente; de manera sensata;
Meaning
in a sensible way; fairly; to a moderate degree
Example
The hotel room was reasonably priced for the location.
La habitación del hotel estaba razonablemente bien precio para la ubicación.
B1 noun /ˈviː.ɪ.kəlz/

Vehicles

vehículos
Meaning
machines used for transporting people or goods from one place to another
Example
There are many different types of vehicles on the road today.
Hoy en día hay muchos tipos de vehículos en la carretera.
B1 verb /seɪl/

sail

navegar con velas
Meaning
to travel on water in a boat or ship using sails or by wind power
Example
They sailed across the Atlantic Ocean last summer.
Ellos navegaron a través del océano Atlántico el verano pasado.
B1 noun /ˈtʃɛərˌwʊmən/

chairwoman

presidenta
Meaning
a woman who presides over a meeting, committee, or organization; a female leader of a board or council
Example
She was elected chairwoman of the company after years of experience.
Fue elegida presidenta de la empresa tras años de experiencia.
B1 noun /ˈænəlɪst/

analyst

analista
Meaning
a person who studies or examines something carefully to understand it or make decisions
Example
The financial analyst predicted a rise in the stock market.
El analista financiero predijo un aumento en el mercado de valores.
B1 verb /ədˈmaɪər/

admire

admirar
Meaning
To respect, appreciate, or look up to someone or something.
Example
I really admire her dedication to education.
Realmente admiro su dedicación a la educación.
B1 adjective /ˈɪnəsənt/

Innocent

inocente; puro; inocuo
Meaning
free from guilt or sin; pure; harmless; naive
Example
The innocent child had no idea that her parents were planning a surprise party.
La niña inocente no tenía idea de que sus padres estaban planeando una fiesta sorpresa.
B1 adverb /ˈpɜr.sən.ə.li/

Personally

Personalmente; en mi opinión; para mí; en persona
Meaning
as a person; in one's own opinion; for oneself; in person
Example
Personally, I think the movie was excellent, though others disagree.
Personalmente, creo que la película fue excelente, aunque otros no estén de acuerdo.
B1 noun/verb /ˈleɪ.bər/

labor

trabajo
Meaning
work, especially hard physical work; to work hard
Example
The workers labored in the hot sun all day.
Los trabajadores trabajaron bajo el sol caliente todo el día.
B1 noun /əkˈsɛptəns/

acceptance

aceptación
Meaning
the act of agreeing to receive or undertake something offered
Example
Her acceptance of the award was met with applause.
Su aceptación del premio fue recibida con aplausos.
B1 verb /fəʊld/

fold

doblar
Meaning
to bend something, especially paper or cloth, so that one part covers another
Example
She folded the letter neatly before placing it in the envelope.
Ella dobló la carta cuidadosamente antes de colocarla en el sobre.
B1 adjective /ˈteknɪkəl/

Technical

técnico; especializado;
Meaning
relating to or involving special skills or knowledge; requiring specialized training
Example
The manual contains technical instructions for operating the machine.
El manual contiene instrucciones técnicas para operar la máquina.
B1 noun /ˈpeɪstri/

pastry

pastelito
Meaning
a baked food product made from flour, fat, and water, often sweet or savory
Example
I bought a box of fresh pastries for breakfast.
Compré una caja de pasteles frescos para el desayuno.
B1 adjective /kənˈtɪn.ju.əs/

continuous

continuo
Meaning
forming an unbroken whole; without interruption
Example
The factory operates on a continuous 24-hour schedule.
La fábrica opera con un horario continuo de 24 horas.
B1 noun ɡʊdz

goods

mercancías
Meaning
Merchandise or possessions; things that are bought and sold.
Example
The company produces high-quality goods for export.
La empresa fabrica mercancías de alta calidad para la exportación.
B1 noun /ˈsɪɡ.nəl/

Signal

señal
Meaning
a gesture, action, or sound that conveys information or instruction
Example
The traffic signal turned red, so we stopped.
La señal de tráfico se puso roja, así que nos detuvimos.
B1 noun/adjective /ˌæfrɪkən əˈmɛrɪkən/

african-american

afroamericano
Meaning
A person of African descent living in or originating from the United States; relating to such people.
Example
She is proud of her African-American heritage.
Ella está orgullosa de su herencia afroamericana.
B1 noun /ˈpɪkʌp/

pickup

camión pequeño con una parte trasera abierta; el acto de recoger o mejorar algo
Meaning
a small truck with an open back; the act of collecting or improving something
Example
The company scheduled a pickup for the returned goods.
La empresa programó una recogida para los productos devueltos.
B1 verb /weɪk/

wake

despertar
Meaning
to stop sleeping; to become alert
Example
I wake up at 7 AM every morning.
Me despierto a las 7 AM cada mañana.
B1 adjective /ˈdɛdɪˌkeɪtɪd/

dedicated

dedicado
Meaning
devoted to a cause, task, or purpose
Example
She is a dedicated teacher who goes above and beyond for her students.
Ella es una maestra dedicada que va más allá por sus estudiantes.
B1 noun /ˈlʌvər/

lover

amante
Meaning
a person who is in a romantic relationship or has strong affection for someone
Example
She met her lover at the café every evening.
Ella se encontraba con su amante en el café cada tarde.
B1 noun rɪˈflɛkʃən

reflection

reflexión
Meaning
Serious thought or consideration about something.
Example
The reflection of the past filled his heart with sadness.
La reflexión del pasado llenó su corazón de tristeza.
B1 noun /ˈkɒtɪdʒ/

cottage

cabaña
Meaning
a small simple house, typically in the countryside
Example
They spent their vacation in a cozy cottage by the lake.
Pasaron sus vacaciones en una acogedora cabaña junto al lago.
B1 noun, verb /ʃeɪd/

shade

sombra
Meaning
a sheltered or darker area where direct light is blocked; to block light from something
Example
We sat under the tree for some shade.
Nos sentamos bajo el árbol para un poco de sombra.
B1 noun ˈkɒn.fər.əns

conference

conferencia
Meaning
A formal meeting of people with a shared interest, typically one that takes place over several days.
Example
The climate conference emphasized renewable energy.
La conferencia sobre el clima destacó la energía renovable.
B1 adverb /sɪɡˈnɪfɪkəntli/

significantly

significativamente
Meaning
in a way that is large or important enough to have an effect
Example
The economy has significantly improved over the last decade.
La economía ha mejorado significativamente en la última década.
B1 noun /ˈmaɪ.krəˌskoʊp/

microscope

microscopio
Meaning
An optical instrument used for viewing very small objects, such as cells, by magnifying them.
Example
The scientist observed the bacteria under the microscope.
El científico observó las bacterias bajo el microscopio.
B1 noun /ɪɡˈzɪs.təns/

Existence

existencia
Meaning
the fact or state of living or having objective reality; being alive
Example
Scientists are searching for evidence of life's existence on other planets.
Los científicos están buscando evidencia de la existencia de la vida en otros planetas.
B1 noun /ˈkɪləɡræm/

kilogram

kilogramo
Meaning
the base unit of mass in the metric system equal to 1,000 grams
Example
The bag of rice weighs five kilograms.
La bolsa de arroz pesa cinco kilogramos.
B1 noun /ˈpaɪ.lət/

Pilot

piloto
Meaning
a person who operates the controls of an aircraft
Example
The experienced pilot landed the plane safely during the storm.
El piloto experimentado aterrizó el avión de manera segura durante la tormenta.
B1 noun /ɛr pəˈluːʃən/

air pollution

contaminación del aire
Meaning
The presence of harmful or poisonous substances in the air, typically caused by industrial processes, vehicle emissions, or other human activities.
Example
Air pollution from factories led to the first environmental movement.
La contaminación del aire de las fábricas dio lugar al primer movimiento ambiental.
B1 adjective /ʌnˈkaʊntəbəl/

Uncountable

incontable; innumerable
Meaning
too many to be counted; innumerable; infinite in quantity
Example
There are uncountable stars in the night sky.
Hay estrellas incontables en el cielo nocturno.
B1 verb /ɪnˈɡeɪdʒ/

engage

involucrar
Meaning
To participate or become involved in; to attract or hold attention.
Example
The teacher tried to engage the students in the discussion.
El profesor intentó involucrar a los estudiantes en la discusión.
B1 noun /ˈprɪzənər/

prisoner

prisionero
Meaning
a person who is in prison
Example
The prisoner was granted parole after serving 10 years.
El prisionero fue liberado bajo fianza después de cumplir 10 años.
B1 adverb /ˈfɜːrstli/

firstly

primero
Meaning
used to introduce the first point or reason in a discussion or argument
Example
Firstly, we need to address the budget issue before proceeding.
Primero, necesitamos abordar el problema del presupuesto antes de continuar.
B1 verb /ʌnˈlɒk/

unlock

desbloquear
Meaning
to open something that is locked; to make something accessible or available
Example
She used the key to unlock the door.
Usó la llave para desbloquear la puerta.
B1 adjective /ədˈvɛnʧərəs/

adventurous

aventurero
Meaning
Willing to take risks or try out new methods, ideas, or experiences.
Example
They participated in adventurous activities like kayaking and hiking.
Ellos participaron en actividades aventureras como el kayak y el senderismo.
B1 noun /sɔːrs/

Source

fuente
Meaning
a place, person, or thing from which something originates; the origin of information
Example
The river's source is high in the mountains.
La fuente del río se encuentra alta en las montañas.
B1 noun /ˈpiː.nʌt/

Peanut

cacahuete
Meaning
an edible seed that grows underground and is commonly eaten as a snack or used in cooking
Example
Roasted peanuts are a popular snack in many countries.
Los cacahuetes asados son un snack popular en muchos países.
B1 noun ˌɔː.ɡən.aɪˈzeɪ.ʃən

organization

organización
Meaning
An organized group of people with a particular purpose, such as a business or government department.
Example
The organization was officially inaugurated in 2024.
La organización fue inaugurada oficialmente en 2024.
B1 adjective /ˈvælɪd/

Valid

válido; aceptable legal o oficialmente
Meaning
legally or officially acceptable; having a sound basis in logic or fact
Example
The passport is valid for ten years.
El pasaporte es válido por diez años.
B1 noun /ˈhev.ən/

Heaven

cielo
Meaning
a place regarded in various religions as the abode of God and the angels; a place of eternal happiness
Example
Many people believe that good souls go to heaven after they pass away from this world.
Muchas personas creen que las buenas almas van al cielo despues de que pasan de este mundo.
B1 noun /ˈtɛkstbʊk/

textbook

libro de texto
Meaning
a book used for studying a subject in school or college
Example
She bought a new biology textbook for her class.
Ella compró un nuevo libro de biología para su clase.
B1 noun /ˈsʌb.stəns/

Substance

sustancia
Meaning
a particular kind of matter with uniform properties; the essential nature of something; material or content
Example
The scientist analyzed the unknown substance in the laboratory.
El científico analizó la sustancia desconocida en el laboratorio.
B1 adjective /ˈklæsɪk/

classic

clásico, destacado
Meaning
Judged over a period of time to be of the highest quality and outstanding of its kind.
Example
That movie is a classic example of 90s comedy.
Esa película es un ejemplo clásico de la comedia de los 90.
B1 noun /ˈlæbrətɔːri/

laboratory

laboratorio
Meaning
A room or building equipped for scientific experiments, research, or teaching.
Example
The students conducted the experiment in the chemistry laboratory.
Los estudiantes realizaron el experimento en el laboratorio de química.
B1 verb /ˈɒnər/

honour

honrar
Meaning
to show respect; to keep a promise
Example
We honour our veterans for their service.
Nosotros honramos a nuestros veteranos por su servicio.