first aid
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B1 noun /ˌfɜːrst ˈeɪd/

first aid

急救
Meaning
Immediate assistance given to a sick or injured person until full medical treatment is available
Example
He gave first aid to the injured cyclist before the ambulance arrived.
在救护车到来之前，他为受伤的自行车手进行了急救。
B2 noun ˈkæp.ɪ.təl.ɪ.zəm

capitalism

资本主义
Meaning
An economic system where trade, industry and production are privately owned and operated for profit.
Example
Capitalism encourages innovation and competition.
资本主义鼓励创新和竞争。
C1 noun /ˌsʌb.stɪˈtjuː.ʃən/

substitution

替换
Meaning
the action of replacing someone or something with another
Example
The substitution of the old system with the new one was difficult.
将旧系统替换为新系统是困难的。
C2 noun /ˌɛksɪˈkreɪʃən/

execration

诅咒
Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
独裁者的名字在他倒台后带着诅咒被提起。
C2 noun /ˈɛpɪˌsaɪkl/

epicycle

外行星环
Meaning
a small circle whose center moves around the circumference of a larger one, used in ancient astronomy
Example
The concept of the epicycle was used to explain planetary motion.
外行星环的概念被用来解释行星的运动。
B1 noun ˈmɪlɪteri

military

军队
Meaning
The armed forces of a country.
Example
The military was called for assistance.
军队被召唤来提供帮助。
C1 adjective /ˌhɔːrtɪˈkʌltʃərəl/

horticultural

园艺相关
Meaning
Relating to the art or practice of garden cultivation and management.
Example
She studied horticultural science at the university.
她在大学学习了园艺科学。
C1 noun /ˌjuːθəˈneɪʒə/

euthanasia

安乐死
Meaning
The practice of intentionally ending a life to relieve pain and suffering.
Example
The debate about euthanasia raises difficult ethical questions.
关于安乐死的辩论提出了困难的伦理问题。
B1 verb /ʃɪft/

shift

转移
Meaning
To move or change from one place, position, or situation to another.
Example
She had to shift her focus to the new project.
她不得不将注意力转向新项目。
B2 noun, verb /blæst/

blast

爆炸, 强烈撞击
Meaning
a strong gust of wind, an explosion, or a loud sound; to destroy or shatter by explosion
Example
The explosion sent a powerful blast through the building.
爆炸通过大楼发送了一股强劲的爆风。
C2 adjective /ˈlaɪðsəm/

lithesome

柔韧且优雅
Meaning
gracefully flexible and supple
Example
Her lithesome figure allowed her to move like a ballerina.
她的柔韧身姿使她能像芭蕾舞者一样舞动。
A2 noun (plural) /ˈnuːdəlz/

noodles

面条
Meaning
long, thin strips of dough made from flour, water, or eggs, cooked and eaten as food
Example
She cooked noodles with vegetables for dinner.
她做了蔬菜面条当晚餐。
C1 verb /ɪnˈtaɪs/

entice

引诱
Meaning
to attract or tempt someone by offering something appealing
Example
The advertisement was designed to entice customers into the store.
广告被设计来吸引顾客进店。
C1 noun /ˈplæn.teɪn ˈflaʊ.ər/

Plantain flower

芭蕉花
Meaning
The flower bud of a banana plant, used as a vegetable in cooking
Example
We cooked plantain flower curry for dinner.
我们为晚餐做了芭蕉花咖喱。
A2 noun ˈmɛdɪsɪn

medicine

药物
Meaning
A compound or preparation used for the treatment or prevention of disease.
Example
Modern medicine has made great strides in treating diseases.
现代医学在治疗疾病方面取得了重大进展。
C1 noun /prɪˈrɒɡətɪv/

prerogative

特权
Meaning
a special right or privilege exclusive to a particular person or group
Example
It is the manager’s prerogative to make the final decision.
这是经理做出最终决定的特权。
B2 noun /ˌkoʊəˈlɪʃən/

coalition

联盟
Meaning
a temporary alliance of distinct parties, persons, or states for joint action
Example
Several parties formed a coalition to pass the new law.
几个党派组成了一个联盟来通过新法律。
C2 adjective /pəˈlædʒ.ɪk/

pelagic

与开放海洋相关
Meaning
Relating to the open sea or ocean water column, away from the shore.
Example
Pelagic fish like tuna are found far from the coast.
像金枪鱼这样的深海鱼类通常在离海岸很远的地方发现。
B1 verb /pəʊs(t)ˈpəʊn/

postpone

推迟
Meaning
to delay something to a later time
Example
The meeting was postponed until next week.
会议被推迟到下周。
A2 verb /əˈtrækt/

attract

吸引
Meaning
to cause someone to have interest or draw something towards
Example
The flowers attract bees with their bright colors.
花朵用它们鲜艳的颜色吸引蜜蜂。
C1 adjective /ˌɪnkəʊˈhɪərənt/

incoherent

不连贯
Meaning
Not clear or easy to understand; lacking logical connection.
Example
His explanation was so incoherent that nobody could follow it.
他的解释如此不连贯，以至于没有人能理解。
A2 noun /hɑːrt/

Heart

心脏
Meaning
the organ in the chest that pumps blood through the body; the center of emotions and feelings
Example
The doctor listened to my heart with a stethoscope.
医生用听诊器听我的心脏。
B2 adjective /ˈaʊtˌɡoʊɪŋ/

outgoing

外向
Meaning
Friendly and sociable; inclined to mix with others.
Example
He is an outgoing person who loves meeting new people.
他是一个外向的人，喜欢结识新朋友。
C2 adjective /ˌnɒnkəˈmɪtl̩/

noncommittal

Meaning
Not expressing or showing a clear opinion, decision, or commitment.
Example
She gave a noncommittal reply when asked about her future plans.
C1 adjective /ˈnɪmbəl/

nimble

灵活
Meaning
Quick and light in movement or thought.
Example
The dancer’s nimble steps impressed the audience.
舞者灵活的步伐给观众留下了深刻的印象。
C1 noun /ˈmæɡneɪt/

Magnate

富豪; 商业界或工业界的富有且有权势的人
Meaning
A wealthy and powerful businessperson or industrialist
Example
The oil magnate owned dozens of refineries across the country.
石油富豪拥有全国各地的数十座炼油厂。
C2 noun /kɒn.tɪˈɡjuː.ɪ.ti/

contiguity

接壤
Meaning
the state of being in direct contact or next to each other
Example
The contiguity of the two countries facilitates trade.
这两个国家的接壤促进了贸易。
C1 noun, verb /spreɪn/

sprain

扭伤
Meaning
an injury to a joint in which the ligaments are stretched or torn
Example
She sprained her ankle while running in the park.
她在公园跑步时扭伤了脚踝。
C1 adjective /smʌɡ/

smug

自负
Meaning
having or showing an excessive pride in oneself or one's achievements
Example
He wore a smug smile after winning the debate.
他在赢得辩论后，露出了自负的笑容。
A2 adjective /niːt/

Neat

干净整洁; 井然有序; 精心制作
Meaning
clean and tidy; well-organized; carefully done
Example
Her room is always neat and organized.
她的房间总是整洁有序。
C1 noun /ˈvæntɪdʒ/

vantage

有利位置
Meaning
a position or situation that gives an advantage or a good view
Example
From this vantage, we could see the entire valley.
从这个位置，我们可以看到整个山谷。
B2 verb /ˈnæv.ɪ.ɡeɪt/

navigate

导航
Meaning
To plan and direct the route or course of a ship, aircraft, or other form of transport.
Example
The GPS helps navigate complex routes.
GPS帮助导航复杂的路线。
C1 noun /ˈheɪl.stɔːrm/

Hailstorm

冰雹风暴
Meaning
a violent storm with hail falling from the sky
Example
The hailstorm damaged many cars in the parking lot.
冰雹风暴损坏了停车场中的许多汽车。
C1 adjective /ˈkɒnvɛks/

convex

凸的，向外弯曲的
Meaning
curved or rounded outward
Example
The lens has a convex shape to focus light.
该镜片具有凸形状以聚焦光线。
C1 verb /proʊˈtruːd/

protrude

突出
Meaning
To stick out or extend beyond a surface.
Example
A nail was protruding from the wooden board.
一根钉子从木板中突出出来。
C2 adjective /ˈʌndjʊləs/

undulous

波浪形的
Meaning
Having a wavy surface or form.
Example
The artist painted the undulous sea at sunset.
艺术家在日落时画了波浪形的海洋。
B2 noun/verb /ˈkɒmplɪmənt/

complement

补充
Meaning
something that completes or goes well with something; to add something that enhances or improves
Example
The scarf complements her outfit perfectly.
围巾完美地补充了她的装束。
C1 verb /ˌmɪsˈriːd/

misread

误读
Meaning
to read something incorrectly or interpret wrongly
Example
He misread the instructions and built the shelf incorrectly.
他误读了指示，结果错误地建造了架子。
B2 adjective /aɪˈdentɪkəl/

Identical

相同的; 完全一样的
Meaning
exactly the same; not different in any way
Example
The twins look completely identical to each other.
这对双胞胎看起来完全一样。
C2 adjective /ˈkræbɪd/

crabbed

难以阅读, 脾气坏
Meaning
difficult to read or understand; ill-tempered
Example
His handwriting was crabbed and almost illegible.
他的字迹难以阅读，几乎无法辨认。
C2 noun /ˈbreɪziər/

Brazier

黄铜工人
Meaning
a worker in brass; a portable container for burning charcoal or coal
Example
The brazier crafted beautiful brass ornaments.
这个黄铜工人制作了美丽的黄铜饰品。
C1 adjective məˈdʒes.tɪk

Majestic

雄伟的
Meaning
Having impressive beauty, dignity, or grandeur; regal and stately in appearance.
Example
The majestic Himalayas stand tall against the sky.
雄伟的喜马拉雅山高耸在天空中。
C1 noun /ˈblɛm.ɪʃ/

blemish

瑕疵
Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
镜子表面有一个小瑕疵。
C2 verb /ˈkænənaɪz/

canonize

Meaning
To officially declare a dead person a saint; to regard as great or significant.
Example
The church canonized the martyr after years of investigation.
C1 verb /ˈnuːtər/

neuter

去势
Meaning
To remove the reproductive organs of an animal; or having no gender.
Example
They decided to neuter their cat to prevent more kittens.
他们决定给猫去势，以防止更多小猫的出生。
B2 adjective /ˈtrʌst.fəl/

Trustful

信任的; 表现出对某人或某事的信任
Meaning
having or showing trust in someone or something; trusting
Example
She was too trustful and believed everything he said.
她太信任了，什么都相信他说的。
C2 noun /ˈɡoʊld.moʊ.hɜːr/

Goldmohur

凤凰木
Meaning
A tropical tree with bright orange-red flowers, also known as flame tree or royal poinciana
Example
The goldmohur tree bloomed beautifully in the summer heat.
金莫胡树在夏天的炎热中盛开得十分美丽。
C2 adjective /prɪˈskrɪptɪbəl/

prescriptible

可规定的
Meaning
Capable of being prescribed or laid down as a rule or directive.
Example
Certain regulations are prescriptible under the law.
某些规定在法律下是可以规定的。
C2 adjective /ˈspiːʃəs/

specious

虚假
Meaning
Superficially plausible but actually false; misleading in appearance.
Example
The politician’s argument was specious, sounding convincing but lacking real evidence.
那位政治家的论点是虚假的，听起来很有说服力，但缺乏真实的证据。
A2 verb/adjective /lɒst/

lost

丢失
Meaning
Unable to find the way; no longer in possession of something.
Example
He lost his keys and couldn’t enter the house.
他丢失了钥匙，无法进入房子。
A2 noun /ˈhæn.dəl/

Handle

把手; 握柄; 处理
Meaning
the part by which a thing is held, carried, or controlled; to manage or deal with something
Example
The suitcase has a sturdy handle that makes it easy to carry through the airport.
这只行李有一个坚固的把手，使得通过机场时更加容易。
C2 noun /ˈstrɪk.tʃər/

stricture

限制，批评
Meaning
a restriction or limitation; a critical remark
Example
The new law placed a severe stricture on free speech.
新法律对言论自由施加了严格的限制。
B2 adjective /ˈrɒt.ən/

Rotten

腐烂的; 坏的
Meaning
decayed; spoiled; bad
Example
The apple is rotten and should be thrown away.
苹果已经腐烂了，应该扔掉。
C2 noun /dɪˈstɪlər/

distiller

蒸馏师
Meaning
A person or company that makes alcoholic drinks or purified liquids by distillation.
Example
The distiller introduced a new brand of whiskey last year.
蒸馏师在去年推出了一款新品牌的威士忌。
A2 noun /əˈdɪʃ.ən/

Addition

加法; 添加过程
Meaning
the process of adding numbers; something that is added
Example
The addition of a new room made the house more spacious.
新房间的加入使房子更加宽敞。
B1 adjective /ɪmˈpres.ɪv/

Impressive

令人印象深刻的
Meaning
striking; remarkable; having the ability to impress
Example
Her impressive performance earned her a standing ovation.
她出色的表演赢得了全场起立鼓掌。
B2 adjective /prəˈfaʊnd/

profound

深远
Meaning
Very great or intense; having deep insight or understanding.
Example
The speech had a profound impact on the audience.
演讲对听众产生了深远的影响。
C2 noun /ˌdiːlɛkˈteɪʃən/

delectation

愉悦
Meaning
great pleasure or delight
Example
She read the story aloud for the delectation of her friends.
她大声朗读故事，以供朋友们的愉悦。
C2 noun /ˈskæb.ərd/

scabbard

剑鞘
Meaning
A sheath for the blade of a sword or dagger, typically made of leather or metal.
Example
The knight drew his sword from the scabbard.
骑士从剑鞘中拔出了剑。
A1 adjective /twɛlv/

twelve

十二
Meaning
the number equivalent to 12
Example
There are twelve months in a year.
一年有十二个月。
C1 adjective /ˈhæb.ɪ.tə.bəl/

Habitable

宜居
Meaning
suitable or good enough to live in
Example
The planet Mars may become habitable in the future.
火星在未来可能变得宜居。
A2 noun /ɜːθ/

Earth

地球; 土壤;
Meaning
the planet on which we live; the ground or soil
Example
The astronauts could see Earth from their spacecraft in orbit.
宇航员们可以从他们的太空船上看到地球。
C2 noun /ˌɑːrtʃˈdiːkən/

archdeacon

大执事
Meaning
A senior clergyman in the Christian Church ranking below a bishop.
Example
The archdeacon assisted the bishop in administrative duties.
大执事协助主教完成行政事务。
B1 adjective /ˈsɒlɪd/

solid

坚固
Meaning
firm and stable in shape; not liquid or fluid
Example
The ground was solid underfoot.
地面在脚下是坚固的。
C1 verb /kɑːrp/

carp

抱怨
Meaning
to complain or find fault continually, often about trivial matters
Example
She tends to carp about the smallest inconveniences.
她倾向于为最小的不便抱怨。
C1 noun /ˈvɜːrtɛks/

vertex

顶点
Meaning
The highest point; the top or the apex.
Example
The climber reached the vertex of the mountain.
登山者达到了山顶。
A1 noun /ˈbaɪ.sɪ.kəl/

Bicycle

自行车
Meaning
A vehicle with two wheels that you pedal to make it move
Example
She rides her bicycle to work every day.
她每天骑自行车去上班。
C1 noun /aɪ/

aye

赞成
Meaning
an affirmative vote or expression of agreement
Example
The committee voted aye on the proposal.
委员会在提案上投了赞成票。
B2 noun /ˈklʌstər/

cluster

串
Meaning
a group of similar things or people positioned close together
Example
The grapes grew in a tight cluster.
葡萄在一个紧密的串中生长。
C2 noun /kæd/

Cad

坏蛋; 粗鲁
Meaning
a man who behaves dishonorably, especially toward women
Example
Everyone at the party avoided him because he was known to be a cad.
派对上的每个人都避开了他，因为他以一个坏蛋著称。
C1 noun /prəˈpɛlənt/

propellant

推进剂
Meaning
A substance that drives or pushes something forward, especially fuel in rockets or engines.
Example
The rocket uses a liquid propellant to launch into space.
火箭使用液体推进剂发射进入太空。
C2 verb /bɪˈθɪŋk/

bethink

回想
Meaning
to cause oneself to consider or remember something
Example
He bethought himself of the promise he had made.
他想起了他曾做出的承诺。
C2 noun /səˈnɛs.əns/

senescence

衰老
Meaning
The process of growing old or the condition of aging.
Example
The biologist studied senescence in plants to understand aging.
生物学家研究了植物中的衰老过程，以理解衰老。
C2 noun brəˈvɑː.dəʊ

bravado

虚假的勇气或信心
Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
他的虚张声势掩盖了他在表演前的紧张情绪。
B2 adverb /ˌnɒnˈstɒp/

Non-stop

不停地; 不间断地
Meaning
continuing without stopping; without interruption
Example
The train traveled non-stop from London to Paris.
火车从伦敦到巴黎不停驶行。
C2 noun /ˈmeɪleɪ/

melee

混乱的打斗
Meaning
A noisy, confused fight or crowd situation.
Example
A melee broke out during the football match.
在足球比赛中爆发了一场混乱的打斗。
B2 verb /ɪmˈplaɪ/

imply

暗示
Meaning
To suggest something without directly stating it.
Example
Her tone seemed to imply that she was upset.
她的语气似乎暗示她很不高兴。
B1 noun rɪˈdʌk.ʃən

reduction

减少
Meaning
The action or fact of making a specified thing smaller or less in amount, degree, or size.
Example
Greenhouse gas reduction is a primary global goal.
减少温室气体排放是一个主要的全球目标。
C1 noun /fɪˈnænʃɪər/

financier

金融家
Meaning
a person who manages large amounts of money or investments
Example
The financier advised the company on its investments.
金融家为公司提供了关于投资的建议。
C1 adjective /ˈdaɪ.si/

dicey

冒险的
Meaning
Risky or unpredictable; potentially dangerous.
Example
Investing in that company looks pretty dicey right now.
现在投资这家公司看起来非常冒险。
A2 adverb /fɔːrˈɛvər/

forever

永远
Meaning
For all future time; for always.
Example
She promised to love him forever.
她承诺永远爱他。
C2 noun /ˈbæn.jən/

Banian

背心
Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
他穿了一件棉质巴尼安在衬衫下。
A2 noun /ˈmædʒɪk/

magic

魔法
Meaning
the use of mysterious or supernatural powers to influence events
Example
The magician amazed the crowd with his magic.
魔术师用他的魔法让观众惊讶。
C1 adjective /fərˈlɔːrn/

forlorn

孤独的, 绝望的
Meaning
extremely sad, lonely, or abandoned
Example
The abandoned puppy looked so forlorn in the rain.
被遗弃的小狗在雨中看起来如此悲伤。
B2 adjective + noun অ্যাডভার্স ইমপ্যাক্ট

adverse impact

负面影响
Meaning
A negative or harmful effect or influence on something.
Example
Long screen time has an adverse impact on hand muscles.
长时间看屏幕对手部肌肉有不良影响。
C1 noun prəˈpɛn.sə.ti

propensity

倾向或自然趋势
Meaning
An inclination or natural tendency to behave in a particular way.
Example
He has a propensity for taking risks in business.
他有冒险精神，在商业中倾向于冒险。
B1 adjective /ˈmɑːrvələs/

marvelous

精彩
Meaning
Causing great wonder or delight; extraordinary.
Example
She gave a marvelous performance on stage.
她在舞台上的表演非常精彩。
C1 noun /ˈtɜːrbjələns/

turbulence

Meaning
Violent or unsteady movement of air, water, or some other fluid; disorder or conflict.
Example
The plane experienced severe turbulence during the flight.
C2 noun /ˈdɔːrmər/

dormer

天窗
Meaning
A window that projects vertically from a sloping roof.
Example
The old house had a dormer overlooking the garden.
那座老房子有一个天窗，可以看到花园。
A2 noun /ɡoʊl/

Goal

目标; 目的地;
Meaning
the object of a person's ambition or effort; an aim or desired result; a point scored in sports
Example
Her goal is to become a doctor and help people in underserved communities.
她的目标是成为一名医生，并帮助贫困社区的人们。
B2 verb /səˈluːt/

salute

敬礼
Meaning
to greet with respect; to honor
Example
The soldiers saluted their commanding officer.
士兵们向他们的指挥官敬礼。
C1 noun /ˈheəˌkʌtər/

haircutter

理发师
Meaning
a person whose job is to cut and style hair; barber or hairdresser
Example
The haircutter gave me a neat and stylish haircut.
理发师给我剪了一个好发型。
B2 adjective /ˌʌnrɪˈlaɪəbl/

Unreliable

不可靠的; 不能被信任或依赖
Meaning
not dependable; not able to be trusted or relied upon
Example
The old car is unreliable and breaks down frequently.
这辆老车不可靠，常常坏掉。
C2 adjective /ˈsfɪŋks laɪk/

sphinx-like

神秘的
Meaning
Mysterious, enigmatic, or difficult to interpret
Example
Her sphinx-like smile made it hard to guess what she was thinking.
她的斯芬克斯式笑容让人难以猜测她在想什么。
C1 adjective ˈflʌd proʊn

flood-prone

易受洪水影响
Meaning
Susceptible to flooding; likely to experience floods frequently.
Example
Bangladesh is a flood-prone deltaic nation.
孟加拉国是一个容易发生洪水的三角洲国家。
C2 verb /ˈpɔːltər/

palter

含糊其辞，欺骗
Meaning
to act insincerely or deceitfully; to equivocate or lie
Example
He paltered when asked about his involvement in the deal.
当被问及是否参与交易时，他回避了问题。
B1 adjective /ˌoʊld ˈfæʃənd/

old-fashioned

过时的
Meaning
not modern; belonging to an earlier time
Example
He still wears an old-fashioned hat.
他仍然戴着一顶过时的帽子。
C2 adjective /ˌhæfˈhɑːr.tɪd/

halfhearted

半心半意
Meaning
lacking enthusiasm or determination; unenthusiastic
Example
His halfhearted attempt to study did not bring good results.
他半心半意的学习尝试没有带来好结果。
B1 noun /ˈækses/

Access

访问
Meaning
the ability, right, or permission to approach, enter, or pass to and from a place
Example
Students have access to the library 24 hours a day.
学生可以全天候访问图书馆。
C1 noun /ˈkuːdɒs/

kudos

赞扬
Meaning
Praise and honor received for an achievement.
Example
She received kudos for her excellent performance.
她因出色的表现获得了赞扬。
B1 noun ɡrəʊθ

Growth

增长
Meaning
The process of increasing in physical size, number, value, or strength.
Example
Economic growth improves living conditions.
经济增长改善了生活条件。
B2 noun /dɪsˈɡreɪs/

Disgrace

耻辱; 丢脸; 恥辱
Meaning
loss of reputation or respect as the result of a dishonorable action; a shameful situation
Example
His arrest brought disgrace upon his entire family and reputation.
他的逮捕给他的整个家庭和声誉带来了耻辱。
B2 noun /ˈkaʊnsəlɪŋ/

counseling

咨询
Meaning
professional guidance or therapy to help resolve personal or psychological problems
Example
She decided to go for counseling after feeling stressed for months.
在感到几个月的压力后，她决定去咨询。
B1 adjective /ʌnˈjuzd/

Unused

未使用的; 没有被使用
Meaning
not being used; not having been used before
Example
There are many unused rooms in this old mansion.
这个古老的豪宅里有许多未使用的房间。
C2 adjective /ˈvɪtriəs/

vitreous

玻璃状
Meaning
having a glass-like appearance or quality
Example
The mineral has a vitreous shine.
这种矿物有玻璃状的光泽。
C1 noun /ˈmɒnəˌθiːɪzəm/

monotheism

一神论
Meaning
The belief in the existence of only one God.
Example
Islam and Christianity are religions based on monotheism.
伊斯兰教和基督教是基于一神论的宗教。
A2 noun /ɪkˈskjuːs/

Excuse

借口
Meaning
a reason or explanation put forward to defend or justify a fault or offense
Example
Being tired is not a valid excuse for not completing your homework.
疲劳不是一个有效的借口，不能完成作业。
C1 adjective /ɑːrˈkeɪn/

arcane

深奥的
Meaning
understood by few; mysterious or secret
Example
The professor’s lecture was full of arcane details that only specialists could follow.
教授的讲座充满了只有专家才能理解的深奥细节。
C1 noun/adjective /ˈstɜː.lɪŋ/

sterling

英国货币 / 优秀
Meaning
British money, especially pounds; of excellent quality.
Example
She was praised for her sterling work on the project.
她因在项目中的出色工作而受到表扬。
C1 adjective /dɪsˈhɑːrtənd/

Disheartened

沮丧
Meaning
discouraged; feeling dejected; losing hope or confidence
Example
She felt disheartened after failing the exam twice.
她在两次未能通过考试后感到沮丧。
B2 adverb /ˌiːkəˈnɒmɪkli/

economically

经济地
Meaning
in a way that relates to economics or is efficient and not wasteful.
Example
The company is trying to operate more economically this year.
公司今年努力以更经济的方式运营。
C1 verb /dʒɒt/

jot

快速且简洁地写下
Meaning
to write something quickly and briefly
Example
She jotted down his phone number on a napkin.
她在餐巾纸上迅速记下了他的电话号码。
C1 noun /dɪˈfɛkʃən/

defection

叛变
Meaning
The act of abandoning one’s country, cause, or group in favor of another.
Example
The politician’s defection shocked his supporters.
这位政治家的叛变让他的支持者感到震惊。
C1 adjective /ˈpjuː.ni/

puny

虚弱的
Meaning
Small, weak, or insignificant.
Example
He felt puny compared to his stronger classmates.
与他更强大的同学相比，他感觉自己很虚弱。
C1 noun /ˈkɒl.ə.bəʊn/

Collar-bone

锁骨
Meaning
either of the pair of bones joining the breastbone to the shoulder blades; clavicle
Example
He broke his collar-bone in the accident.
他在事故中摔断了锁骨。
B2 noun ˌpʌŋkˈtʃʊəlɪti

punctuality

守时
Meaning
The quality of being on time; the habit of arriving or doing things at the agreed or proper time.
Example
Punctuality is a valued trait in professional settings.
守时是职业环境中一个受重视的品质。
C2 adjective /mɔːrˈdeɪʃəs/

mordacious

尖锐或讽刺的
Meaning
Sharp or biting in style, tone, or remark; sarcastic.
Example
The critic’s mordacious review offended the author.
评论家的尖锐评论冒犯了作者。
C1 adjective ˌsəʊsɪəʊpəˈlɪtɪkəl

sociopolitical

社会政治
Meaning
Combining social and political factors.
Example
Sociopolitical factors often influence public policy decisions.
社会政治因素经常影响公共政策决策。
B2 noun /ˈfaʊn.dər/

Founder

创始人
Meaning
a person who establishes an institution or settlement; someone who starts or creates something
Example
Steve Jobs was the co-founder of Apple Inc. and revolutionized personal computing.
史蒂夫·乔布斯是苹果公司联合创始人，并且革命性地改变了个人计算机。
B2 noun /ˈtriː.oʊ/

trio

三人组
Meaning
A group of three people or things, especially in music or performance.
Example
The jazz trio played beautifully at the concert.
爵士三重奏在音乐会中演奏得非常精彩。
C1 noun /ˈsɪvɪks/

civics

公民教育
Meaning
the study of the rights and duties of citizens and how government works
Example
Civics helps students understand their responsibilities as citizens.
公民教育帮助学生理解作为公民的责任。