B2 noun /ˈkɒləni/

colony

殖民地

Meaning

a territory or community controlled by another country or group of people

Example

India was once a British colony.

印度曾是英国的殖民地。

B2 noun /ˈfaɪbər/

fiber

纤维

Meaning

a thread or filament from which a textile is formed; dietary substance from plants that aids digestion

Example

Fruits and vegetables are high in fiber.

水果和蔬菜富含纤维。

B2 adjective /ˈkwɑː.lɪ.teɪ.tɪv/

Qualitative

定性

Meaning

relating to quality or character rather than quantity; descriptive rather than numerical

Example

The research focuses on qualitative analysis rather than numbers.

研究侧重于定性分析，而非数字。

B2 noun ˈbaɪ.əs

bias

偏见, 偏袒

Meaning

Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.

Example

The judge must remain free from bias.

法官必须保持公正。

B2 adjective /ˌsɪm.pəˈθet.ɪk/

Sympathetic

有同情心的; 富有理解的; 敏感的;

Meaning

showing compassion or understanding for someone's feelings or situation

Example

She was very sympathetic when I told her about my problems.

当我告诉她我的问题时，她表现得非常有同情心。

B2 noun /dɪsˈmeɪ/

Dismay

沮丧; 惊恐

Meaning

concern and distress caused by something unexpected; consternation or alarm

Example

To our dismay, the concert was cancelled due to severe weather conditions.

令我们失望的是，由于恶劣天气，音乐会被取消了。

B2 noun /ˌɒpəˈzɪʃən/

opposition

反对

Meaning

the action of opposing or resisting something

Example

The opposition to the new law was strong.

对新法律的反对很强烈。

B2 noun /ˈkænvəs/

canvas

Meaning

A strong, coarse cloth used for tents, sails, or painting.

Example

The artist prepared a canvas for his new painting.

B2 noun /ˈweər.ə.baʊts/

Whereabouts

下落; 位置

Meaning

the place where someone or something is located

Example

Nobody knows the whereabouts of the missing person.

没有人知道失踪者的下落。

B2 noun /ˈdʒiː.ni.əs/

Genius

天才

Meaning

exceptional intellectual or creative power or other natural ability; a person who has such ability

Example

Einstein was recognized as a genius for his groundbreaking contributions to physics.

爱因斯坦因其在物理学上的开创性贡献而被认为是天才。

B2 noun /ɪˈkweɪʒən/

equation

方程

Meaning

a mathematical statement that shows the equality of two expressions

Example

He solved the equation to find the value of x.

他解出了方程，找到了x的值。

B2 verb /ˈsʌməraɪz/

summarize

总结

Meaning

To give a brief statement of the main points of something

Example

She summarized the report in just a few minutes.

她在几分钟内总结了报告。

B2 noun ˌspɛk.jʊˈleɪ.ʃən

speculation

投机

Meaning

Investment in stocks, property, or other ventures in the hope of gain but with the risk of loss.

Example

Stock market speculation can lead to high volatility.

股市投机可能导致高波动性。

B2 adjective /ˈfeɪθ.fəl/

Faithful

忠诚的; 忠实的; 可靠的

Meaning

loyal and committed; reliable; true to one's beliefs

Example

She remained faithful to her principles throughout her career.

她在整个职业生涯中始终忠诚于自己的原则。

B2 noun /stɪŋk/

Stink

臭味; 恶臭

Meaning

a strong unpleasant smell; bad odor

Example

The garbage created a terrible stink in the kitchen.

垃圾在厨房里产生了可怕的臭味。

B2 noun /tɔːrˈneɪdoʊ/

tornado

龙卷风

Meaning

a rapidly rotating column of air in contact with the ground and clouds, often destructive

Example

The tornado destroyed several houses in the village.

龙卷风摧毁了村子里的几座房子

B2 noun /siːdʒ/

Sieze

围困

Meaning

a military operation to capture a place by surrounding it and cutting off supplies

Example

The siege of the castle lasted for three months.

城堡的围困持续了三个月。

B2 noun/adjective /kənˈstɪtʃuənt/

constituent

成分 / 选民

Meaning

Noun: A member of a constituency or an essential part of something. Adjective: Being a necessary part of a whole.

Example

The senator met with his constituents to discuss local issues.

参议员与他的选民会面，讨论当地问题。

B2 noun /ɔːˈtɒn.ə.məs ˈviː.ɪ.kəlz/

autonomous vehicles

自动驾驶车辆

Meaning

Vehicles that can operate and move without human intervention or control.

Example

Autonomous vehicles are revolutionizing the future of transport.

自动驾驶车辆正在革新交通运输的未来。

B2 noun /ˈskʌlp.tər/

Sculptor

雕塑家

Meaning

an artist who creates sculptures by carving, modeling, or shaping materials

Example

The sculptor spent months creating a beautiful marble statue.

雕塑家花了几个月时间制作一座美丽的大理石雕像。

B2 noun /ˈɪm.pʌls/

Impulse

冲动; 突然的欲望

Meaning

a sudden strong and unreflective urge or desire to act; a driving force or motivation

Example

She bought the expensive dress on impulse and later regretted the purchase.

她冲动购买了那件昂贵的衣服，后来对这笔购买感到后悔。

B2 noun /wæks/

Wax

蜡

Meaning

a solid substance that melts when heated, used for making candles and polishing

Example

She used candle wax to seal the old letter.

她用蜡烛蜡封住了旧信。

B2 adjective /ˌdʒiːəˈɡræfɪkəl/

geographical

地理的

Meaning

relating to geography; connected with the physical features, location, or characteristics of the Earth or a particular area

Example

The country’s geographical position makes it an important trading hub.

这个国家的地理位置使它成为重要的贸易中心。

B2 noun ˈiːkoʊˌtʊrɪzəm

Eco-tourism

生态旅游

Meaning

A form of tourism involving responsible travel to natural areas that conserves the environment and improves the well-being of local people.

Example

Eco-tourism promotes responsible travel to natural areas.

生态旅游促进了负责任的自然地区旅游。

B2 noun /rɪm/

rim

边缘

Meaning

the outer edge or border of a circular object

Example

The coffee cup had a chip on its rim.

咖啡杯的边缘有个裂痕。

B2 verb /ˈbjuːtɪfaɪ/

beautify

美化

Meaning

to make something more beautiful or attractive

Example

The city plans to beautify the old park with trees and lights.

这座城市计划用树木和灯光美化旧公园。

B2 adjective /ˌhɒrɪˈzɒntəl/

horizontal

水平的

Meaning

parallel to the horizon; flat and level from side to side

Example

The table must be perfectly horizontal to keep the glass from sliding.

桌子必须保持水平，杯子才不会滑动。

B2 verb /soʊ/

sow

播种

Meaning

to plant seeds in the ground; to scatter seeds for growing

Example

The farmer will sow wheat seeds in the field tomorrow.

农民明天将在田地里播种小麦种子。

B2 noun plɒt

plot

情节

Meaning

The main story of a piece of writing, or the series of events that happen in it.

Example

The plot of A Tale of Two Cities is intense and gripping.

'双城记'的情节紧张且引人入胜。

B2 noun /ˈθiːərɪst/

theorist

理论家

Meaning

A person who develops, studies, or explains theories in a particular field.

Example

The political theorist explained the impact of democracy on social structures.

政治理论家解释了民主对社会结构的影响。

B2 adverb /ˈdɛspərətli/

desperately

绝望地

Meaning

in a way that shows despair or great need

Example

He called for help desperately after the accident.

事故发生后，他绝望地呼叫帮助。

B2 noun /hɪp/

hip

臀部

Meaning

The part of the body on either side of the pelvis, or informal: trendy and fashionable.

Example

She put her hands on her hips.

她把手放在臀部上。

B2 adjective /ˈhjuː.mər.əs/

Humorous

幽默的; 好笑的; 引起笑声的;

Meaning

funny; amusing; causing laughter;

Example

His humorous stories always make everyone laugh.

他的幽默故事总是让每个人都笑。

B2 verb /ˌmɪsbɪˈheɪv/

misbehave

行为不当

Meaning

to behave badly or inappropriately; to act in an unacceptable way

Example

The children misbehaved during the school assembly.

孩子们在学校集会上行为不当。

B2 preposition /əˈmɪd/

amid

在...中

Meaning

in the middle of or surrounded by something

Example

The team stayed calm amid the chaos.

团队在混乱中保持冷静。

B2 noun /ˌproʊɪˈbɪʃən/

prohibition

禁止

Meaning

The act of forbidding something by law or authority.

Example

The government announced the prohibition of smoking in public places.

政府宣布在公共场所禁烟。

B2 noun/verb /rɪˈmɑːrk/

remark

Meaning

something that is said; a comment

Example

She made a remark about the weather.

她对天气做了一个评论。

B2 noun /ˈdʌmi/

dummy

假人 / 傻瓜

Meaning

a model or replica of a human used for practice, display, or testing; also a term for a foolish person

Example

The tailor used a dummy to display the dress.

裁缝用假人展示了这件衣服。

B2 noun /kənˈvɜː.ʃən/

Conversion

转化，变化，转变

Meaning

The process of changing or causing something to change from one form to another.

Example

High website conversion rates indicate effective marketing.

高网站转化率表明有效的市场营销。

B2 adjective /ɪkˌsperɪˈmentl/

experimental

实验的

Meaning

based on untested ideas or techniques; relating to experiments or testing

Example

The scientists developed an experimental drug to treat cancer.

科学家们开发了一种实验性药物来治疗癌症。

B2 noun/verb /bruːz/

bruise

Meaning

As a noun: an injury appearing as a purple or blue mark on the skin; As a verb: to injure without breaking the skin

Example

He got a bruise on his arm after falling.

B2 noun /ˈmes.ɪn.dʒər/

Messenger

信使

Meaning

a person who carries messages or communications between parties

Example

The messenger delivered important battle plans to the commander.

信使将重要的战斗计划传递给了指挥官。

B2 noun /ˈkoʊ.brə/

Cobra

眼镜蛇

Meaning

a venomous snake with a hood that can be spread when threatened

Example

The cobra raised its hood and hissed at the intruder.

眼镜蛇抬起了它的帽子，对入侵者发出了嘶嘶声。

B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

环保

Meaning

Designed or produced in a way that causes minimal harm to the environment, often using sustainable materials and processes that reduce ecological impact.

Example

Environment-friendly products are designed to reduce ecological damage.

环保产品旨在减少生态损害。

B2 adjective /rɪˈfaɪnd/

Refined

精致的; 纯净的

Meaning

elegant and cultured in appearance, manner, or taste; purified

Example

She has very refined taste in art and music.

她对艺术和音乐有非常精致的品味。

B2 adjective /prəˈvɪʒənəl/

Provisional

临时

Meaning

arranged for the present; temporary; subject to later confirmation

Example

The provisional agreement will be reviewed next month.

临时协议将在下个月进行审查。

B2 noun /luːp/

Loop

圈，环

Meaning

a shape produced by a curve that bends around and crosses itself

Example

The string formed a neat loop around the package.

绳子在包裹周围形成了一个整齐的环。

B2 noun /kənˈfɛʃən/

confession

忏悔

Meaning

a statement admitting that one is guilty of a crime or has done something wrong

Example

The suspect made a full confession to the police.

嫌疑人向警方做出了完整的忏悔。

B2 adjective /stɜːrn/

Stern

严格的；严厉的

Meaning

serious and demanding exact conformity to rules; strict and severe

Example

The teacher gave the students a stern warning about cheating.

老师给学生们关于作弊的严厉警告。

B2 noun ˈpærəˌlɛlz

parallels

相似之处

Meaning

Similarities or comparisons between two different things or situations

Example

There are parallels between Japan's aging issues and Bangladesh's situation.

日本的老龄化问题和孟加拉国的情况之间存在相似之处。

B2 noun /ˈdiː.lɪŋ/

Dealing

交易; 对待; 事务处理

Meaning

business transactions; the way of treating people or handling situations

Example

His fair dealing with customers earned him an excellent reputation.

他与客户的公平交易为他赢得了极好的声誉。

B2 noun /mʌŋk/

Monk

僧侣

Meaning

a man who is a member of a religious community living under vows

Example

The monk spent hours in meditation each day.

那位僧侣每天花几个小时冥想。

B2 adjective, noun /ˌɪn.təlˈɛk.tʃu.əl/

intellectual

智力的

Meaning

Relating to the intellect; a person who engages in critical thinking and study.

Example

She enjoys intellectual discussions about philosophy.

她喜欢关于哲学的智力讨论。

B2 adjective /ˈfɜːr.taɪl/

Fertile

肥沃的

Meaning

capable of producing abundant vegetation or crops; able to conceive children

Example

The fertile soil in this region makes it perfect for growing vegetables.

这个地区的肥沃土壤使其成为种植蔬菜的理想之地。

B2 noun əˈlaɪ.əns

alliance

联盟

Meaning

A union or association formed for mutual benefit, especially between countries or organizations.

Example

Global alliances promote environmental sustainability.

全球联盟促进环境可持续性。

B2 noun /ɡrɪp/

Grip

牢牢把握；握住；把手或抓手

Meaning

a firm hold or grasp; the power of holding something firmly; a handle or handhold

Example

The rock climber lost his grip and fell several feet before the safety rope caught him.

攀岩者失去握住，掉了好几英尺，直到安全绳把他抓住。

B2 noun /ˌæljuˈmɪniəm/

aluminium

铝

Meaning

a lightweight, silvery-white metal used widely in manufacturing and packaging

Example

Aluminium is commonly used to make cans and aircraft parts.

铝常用于制造罐头和飞机部件。

B2 noun /kəmˈplaɪ.əns/

compliance

遵守

Meaning

The practice of conforming to rules, regulations, or laws; obedience to orders or instructions.

Example

Schools expect compliance with their rules and policies.

学校期望遵守他们的规则和政策。

B2 adjective /ˈɒp.ʃən.əl/

Optional

可选的

Meaning

not compulsory; left to choice

Example

Wearing a tie is optional for this event.

穿领带是这个活动的可选项。

B2 noun /ɪnˈdʒɛkʃən/

injection

Meaning

the act of introducing a substance into the body through a needle

Example

The nurse gave me an injection to prevent the infection.

B2 adverb /ʌnˈsɜːrtənli/

uncertainly

不确定地

Meaning

in a way that shows doubt or lack of certainty

Example

She glanced uncertainly at the complicated instructions.

她不确定地看着复杂的说明。

B2 adjective /ˈlɛŋθi/

lengthy

漫长

Meaning

long in duration or extent

Example

The meeting was lengthy, lasting over three hours.

会议很长，持续了三个小时以上。

B2 adjective /kəˈreɪdʒəs/

Courageous

勇敢的; 无畏的; 在面对危险时展现勇气

Meaning

brave; fearless; showing courage in the face of danger

Example

The courageous firefighter rescued the family from the burning building.

勇敢的消防员从燃烧的建筑物中救出了家庭。

B2 adjective ˌpaɪəˈnɪə.rɪŋ

pioneering

开创

Meaning

Involving new ideas or methods; innovative and original.

Example

Pioneering efforts often lead to success.

开创性努力常常通向成功。

B2 noun /dɪˈsep.ʃən/

Deception

欺骗

Meaning

the action of deceiving someone; the state of being deceived

Example

The magician's deception amazed the audience with seemingly impossible tricks.

魔术师的欺骗让观众对看似不可能的魔法惊讶不已。

B2 noun, verb /rɪər/

rear

后面 / 抚养

Meaning

the back part of something; to bring up or raise children or animals

Example

The mother cat reared her kittens in a quiet corner.

母猫在安静的角落里抚养她的猫仔。

B2 adjective /ˈbʌmpi/

Bumpy

崎岖不平的；颠簸的

Meaning

having an uneven surface; rough; jolting

Example

The bumpy road made the car ride very uncomfortable.

颠簸的路让汽车的行驶变得非常不舒服。

B2 noun fɪkst ˈɪnkʌm

fixed income

固定收入

Meaning

Investment that provides a return in the form of fixed periodic payments.

Example

Fixed income investments provide reliable returns.

固定收益投资提供可靠的回报。

B2 adjective /hɑːrˈmoʊ.ni.əs/

harmonious

和谐的, 协调的, 一致的

Meaning

Characterized by agreement or concord; forming a pleasing or consistent whole.

Example

A harmonious work environment boosts productivity.

和谐的工作环境提高了生产力。

B2 adverb /ˈfɔ:rmoast/

Foremost

首先; 最重要的

Meaning

most importantly; above all; in the first place

Example

First and foremost, we need to ensure safety.

首先，我们需要确保安全。

B2 verb /ˈkʌltɪveɪt/

cultivate

耕种

Meaning

to grow crops or plants; to develop or improve something

Example

Farmers cultivate rice in the paddy fields.

农民在稻田里种植水稻。

B2 adjective /ˈstɑː.ri/

Starry

星光灿烂的; 闪亮的;

Meaning

full of stars; shining like stars; relating to stars

Example

We enjoyed the starry night sky while camping in the mountains.

我们在山区露营时，享受着星光灿烂的夜空。

B2 adjective /ˈmɒdɪst/

modest

Meaning

Having or showing a humble estimate of one’s importance; simple and not extravagant.

Example

She lives in a modest house in the countryside.

B2 verb /tʃænt/

chant

吟诵

Meaning

to sing or recite in a rhythmic way

Example

The monks chant prayers in the temple.

僧侣在寺庙里吟诵祈祷。

B2 verb /rɪˈzɜːv/

reserve

预定

Meaning

to keep something for future use; to book in advance

Example

I want to reserve a table for dinner.

我想为晚餐预订一张桌子。

B2 adverb /ˈstrɪktli/

strictly

严格

Meaning

in a way that follows rules or limits completely

Example

Smoking is strictly prohibited inside the building.

在大楼内吸烟是严格禁止的。

B2 adjective /ˈænɪmeɪtɪd/

animated

动画的

Meaning

Full of life or excitement; made using animation techniques.

Example

The animated film was loved by children and adults alike.

这部动画电影受到儿童和成人的喜爱。

B2 verb /ˈɛmɪˌɡreɪt/

emigrate

移民

Meaning

To leave one's own country in order to settle permanently in another.

Example

Many people emigrated from Europe to America in the 19th century.

许多人在19世纪从欧洲移民到美国。

B2 adjective /ˈkɒŋ.kriːt/

Concrete

坚固的；真实的；有形的；具体的

Meaning

solid; real; tangible; actual and specific

Example

We need concrete evidence to support our claims.

我们需要具体的证据来支持我们的主张。

B2 verb /dɒdʒ/

dodge

躲避

Meaning

to move quickly to one side to avoid something; to avoid dealing with something cleverly or dishonestly

Example

The boxer managed to dodge his opponent's punch.

拳击手成功躲开了对手的拳头。

B2 noun /ˌmʌltɪplɪˈkeɪʃən/

multiplication

乘法

Meaning

the mathematical process of combining numbers to get a product; the act of increasing in number or amount

Example

Multiplication is one of the basic operations taught in elementary mathematics.

乘法是小学数学中的基本运算之一。

B2 adjective /ˈsɛksi/

sexy

性感的

Meaning

sexually attractive or exciting

Example

She wore a sexy red dress to the party.

她穿着一条性感的红色连衣裙去参加派对。

B2 noun /ˈen.tə.praɪz/

Enterprise

企业，特别是一个大胆或复杂的项目

Meaning

a project or undertaking, especially a bold or complex one

Example

The space exploration enterprise required years of planning and preparation.

太空探索企业需要多年的规划和准备。

B2 adjective /ˈflɔːrəl/

floral

花卉的

Meaning

Relating to flowers or decorated with flowers.

Example

She wore a beautiful floral dress to the party.

她穿着一件漂亮的花卉裙子去参加派对。

B2 adjective /ˈnoʊtəbl/

notable

显著

Meaning

worthy of attention or notice; remarkable

Example

She made a notable contribution to the project.

她对这个项目做出了显著的贡献。

B2 adjective /əkˈsel.ə.reɪ.tɪd/

accelerated

加速的

Meaning

Happening or developing faster than usual.

Example

The project progressed at an accelerated pace.

该项目以加速的速度推进。

B2 noun /reɪk/

Rake

耙子

Meaning

a garden tool with a long handle and prongs for gathering leaves; to gather with a rake

Example

He used a rake to gather the fallen autumn leaves.

他用耙子收集掉落的秋天叶子。

B2 noun /ˈtɛkstʃər/

texture

质地

Meaning

the way something feels when you touch it; the quality of a surface or substance

Example

The fabric has a soft and smooth texture.

这块布的质地柔软光滑。

B2 noun /ˈfɜː.tɪ.laɪ.zər/

fertilizer

肥料

Meaning

a substance added to soil to make plants grow more successfully

Example

Farmers use fertilizer to increase crop production.

农民使用肥料来提高作物产量。

B2 noun /ˈæktɪˌvɪzəm/

activism

行动主义

Meaning

The policy or action of using vigorous campaigning to bring about political or social change.

Example

Her environmental activism inspired many young people to take action.

她的环保行动主义激励了许多年轻人采取行动。

B2 adjective /rɪˈlʌktənt/

Reluctant

不情愿的; 犹豫的; 不愿意做某事;

Meaning

unwilling; hesitant; disinclined to do something;

Example

She was reluctant to share her personal information.

她不情愿分享个人信息。

B2 adjective ɪkˈsep.ʃən.əl

exceptional

卓越的

Meaning

Unusually good; outstanding; forming an exception; not typical.

Example

Exceptional talent drives innovation.

卓越的才能推动创新。

B2 adjective /ˈrɪdʒ.ɪd/

Rigid

严格

Meaning

hard and stiff; not able to bend; strict and unwilling to change

Example

The company has a rigid dress code that all employees must follow.

公司有严格的着装要求，所有员工都必须遵守。

B2 noun /ɡreɪs/

grace

优雅, 优美

Meaning

simple elegance or refined movement; goodwill and kindness

Example

She moved with grace across the stage.

她优雅地走过舞台。

B2 noun /ˈfæbrɪk/

fabric

布料

Meaning

Cloth or material produced by weaving or knitting fibers.

Example

The tailor used silk fabric to make the dress.

裁缝用丝绸布料做了这件衣服。

B2 noun /ˈɡræs.hɒp.ər/

Grass-hopper

蚱蜢

Meaning

a jumping insect with long hind legs that feeds on grass and plants

Example

The grasshopper jumped from one leaf to another.

蚱蜢从一片叶子跳到另一片。

B2 verb /kweɪk/

quake

颤抖

Meaning

to shake or tremble, often due to fear or a natural event like an earthquake

Example

The ground began to quake during the earthquake.

地面在地震中开始颤抖。

B2 verb /ˈpiːtər/

peter

逐渐减弱

Meaning

to diminish gradually and come to an end; to fade or dwindle away

Example

The excitement of the event began to peter out after a few hours.

事件的兴奋感在几个小时后开始逐渐消退。

B2 noun /ˈhænd.fʊl/

Handful

一把; 一小部分或数量; 难以控制的东西

Meaning

a quantity that fills the hand; a small number or amount; something difficult to control

Example

She grabbed a handful of nuts from the bowl before heading out for her walk.

她从碗里抓了一把坚果，然后去散步。

B2 adjective /ʌnˈbreɪkəbəl/

Unbreakable

不能被打破或损坏；非常强大和耐用

Meaning

not able to be broken or damaged; very strong and durable

Example

Their friendship formed an unbreakable bond.

他们的友谊形成了一个坚不可摧的纽带。

B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

批判性思维

Meaning

The objective analysis and evaluation of an issue in order to form a judgment.

Example

Critical thinking helps in making informed decisions.

批判性思维有助于做出明智的决定。

B2 noun /kəˈlɪʒ.ən/

Collision

碰撞; 冲突

Meaning

an instance of one moving object hitting violently against another; a conflict of opposing ideas or interests

Example

The collision between two cars caused a major traffic jam.

两辆车之间的碰撞造成了严重的交通堵塞。

B2 adjective /ʌn.rɪˈleɪ.tɪd/

Unrelated

无关的; 不相关

Meaning

having no connection or relationship; not connected by family ties

Example

The two incidents were completely unrelated to each other.

这两个事件完全无关。

B2 noun /ˌæl.əˈɡeɪ.ʃən/

Allegation

指控

Meaning

a claim that someone has done something wrong or illegal

Example

The allegation against him was proven false.

对他的指控被证明是假的。

B2 noun /ˈpɑː.tər/

Potter

陶艺师

Meaning

a person who makes pottery

Example

The potter shaped clay on the spinning wheel.

陶艺师在旋转的轮子上塑造了泥土。

B2 verb /maɪˈɡreɪt/

migrate

Meaning

To move from one region or habitat to another, especially regularly according to the seasons or for work.

Example

Birds migrate south during the winter.

B2 adjective /prəˈtɛktɪv/

protective

保护性的

Meaning

giving or capable of giving protection; shielding from harm or danger

Example

She wore a protective helmet while riding her bike.

她骑自行车时戴着保护性头盔。

B2 adjective /ˌʌnɪnˈtenʃənəl/

Unintentional

非故意的；意外的

Meaning

not done on purpose; accidental

Example

The damage to the car was unintentional.

车的损坏是非故意的。

B2 noun ˌɔː.təˈmeɪ.ʃən

automation

自动化

Meaning

Replacing manual work with machines or software.

Example

Automation increases efficiency and reduces errors in production.

自动化提高了生产效率，并减少了生产中的错误。

B2 adjective /ˌɑːp.təˈmɪs.tɪk/

optimistic

乐观的

Meaning

hopeful and confident about the future

Example

She is optimistic about the success of her new project.

她对新项目的成功持乐观态度。

B2 verb /ɪkˈskleɪm/

exclaim

呼喊

Meaning

to cry out suddenly in surprise, strong emotion, or excitement

Example

She exclaimed with joy when she saw the gift.

她看到礼物时高兴地叫了出来。

B2 noun /ˈsɪmfəni/

Symphony

交响曲

Meaning

an elaborate musical composition for full orchestra, typically in four movements

Example

The orchestra performed Beethoven's Fifth Symphony.

乐团演奏了贝多芬的第五交响曲。

B2 noun ˈsɛv.ən ˈwʌn.dərz

Seven Wonders

世界七大奇迹

Meaning

The seven most remarkable and famous structures in the world, representing architectural feats and cultural significance.

Example

The Seven Wonders of the world reflect human brilliance.

世界七大奇迹反映了人类的辉煌。

B2 noun /ˈlaɪ.səns/

Licence

许可证

Meaning

a permit from an authority to own or use something, do a particular thing, or carry on a trade

Example

You need a driving licence to operate a car.

你需要驾驶执照才能驾驶汽车。

B2 noun /əˈnætəmi/

anatomy

解剖学

Meaning

the study of the structure of living things, especially the human body

Example

She is studying human anatomy at medical school.

她在医学院学习人体解剖学。

B2 noun /məˈʃiː.nər.i/

machinery

Meaning

machines collectively, or the parts of a machine; also, the system or process by which something works

Example

The factory invested in new machinery to increase production.

B2 verb /ˈsɪmbəlaɪz/

symbolize

象征

Meaning

to represent or stand for something else

Example

The dove symbolizes peace across cultures.

鸽子在不同文化中象征着和平。

B2 verb aɪˈdɛntɪfaɪd

identified

已识别

Meaning

To recognize or establish who or what someone or something is.

Example

The root causes of the issue need to be identified.

问题的根本原因需要被识别。

B2 verb /ˈʃætər/

shatter

打碎

Meaning

To break suddenly into many small pieces.

Example

The glass will shatter if you drop it.

玻璃会碎掉，如果你把它摔下去。

B2 noun /ˈsætaɪər/

satire

讽刺

Meaning

The use of humor, irony, or exaggeration to criticize people's stupidity or vices.

Example

The play was a brilliant satire on modern politics.

这出戏是对现代政治的精彩讽刺。

B2 verb /ˈwiːkən/

Weaken

削弱

Meaning

to make or become less strong or powerful

Example

The illness weakened his immune system significantly.

这场疾病显著削弱了他的免疫系统。