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B2 verb /kəmˈpoʊz/

compose

创作
Meaning
to create music or writing; to make up; to calm oneself
Example
She composes beautiful songs.
她创作美丽的歌曲。
C2 noun /ˌkɒnsæŋˈɡwɪnɪti/

consanguinity

血缘关系
Meaning
The fact of being descended from the same ancestor; blood relationship.
Example
The degree of consanguinity was important in inheritance laws.
继承法中，血缘关系的程度至关重要。
C1 verb /kənˈspaɪər/

conspire

密谋
Meaning
to secretly plan with others to do something harmful or illegal
Example
They conspired to overthrow the government.
他们密谋推翻政府。
B2 noun /ˈkɒmənˌteɪtər/

commentator

解说员
Meaning
a person who reports and discusses events, especially on TV or radio
Example
The commentator described the football match in detail.
解说员详细描述了足球比赛。
C2 adjective /ˈklɛmənt/

clement

温和 / 仁慈
Meaning
mild or merciful; describing weather as mild and pleasant
Example
The prisoners hoped for a clement judge.
囚犯们希望有一个温和的法官。
C2 noun /ˌkʌmˈʌpəns/

comeuppance

应得的惩罚
Meaning
A deserved punishment or fate; just deserts.
Example
The corrupt official finally got his comeuppance in court.
那个腐败的官员最终在法庭上得到了他的应得的惩罚。
C1 noun, adjective /ˈsɛntənəri/ or /sɛnˈtɛnəri/

centenary

百年纪念
Meaning
The hundredth anniversary of a significant event; relating to a period of 100 years.
Example
The school celebrated its centenary with a grand event.
学校以一场盛大的活动庆祝了它的百年纪念。
A2 verb /tʃɪər/

cheer

欢呼
Meaning
to shout in encouragement or support; to make someone feel happier
Example
The fans cheered loudly when their team scored a goal.
当他们的队伍得分时，球迷大声欢呼。
A1 adjective /kuːl/

cool

冷静, 凉爽, 印象深刻
Meaning
moderately cold; calm and composed; fashionable or impressive
Example
She kept a cool head during the crisis.
她在危机中保持冷静。
B2 noun /ˈkjuː.bɪ.kəl/

cubicle

办公隔间
Meaning
A small partitioned-off area of a room, typically in an office.
Example
She works in a cubicle with three other colleagues.
她和另外三位同事在一个办公隔间里工作。
C1 adjective /klænˈdɛstaɪn/

clandestine

Meaning
kept secret or done secretly, especially for illicit purposes
Example
They held a clandestine meeting late at night.
B1 noun /kənˈsjuːmər/

consumer

消费者
Meaning
A person who buys and uses goods and services.
Example
The company focuses on understanding consumer needs.
公司专注于理解消费者需求。
C1 adjective, verb, noun /ˈkaʊntərfɪt/

counterfeit

伪造的
Meaning
made to look like something genuine in order to deceive
Example
The police seized a batch of counterfeit currency.
警方查获了一批伪钞。
B2 noun /kənˈsɛʃən/

concession

让步
Meaning
something that is granted, especially in response to demands; a compromise
Example
The company made several concessions during the negotiations.
公司在谈判中做出了几次让步。
B1 noun ˈklaɪ.mət tʃeɪndʒ

climate change

气候变化
Meaning
A change in global or regional climate patterns, attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.
Example
Climate change is causing more natural disasters.
气候变化正在引发更多自然灾害。
C1 adjective /koʊˈɜːrsɪv/

coercive

强制性
Meaning
Relating to or using force or threats to make someone do something.
Example
The government faced criticism for adopting coercive measures against protestors.
政府因采用对抗议者的强制性措施而遭到批评。
B2 verb /kənˈtæmɪneɪt/

contaminate

Meaning
To make something impure, dirty, or harmful by contact with a poisonous or polluting substance.
Example
The river was contaminated by industrial waste.
C1 adjective ˈkɒn.təm.plə.tɪv

contemplative

沉思的或冥想的
Meaning
Expressing or involving prolonged thought; meditative and reflective.
Example
He spent a contemplative evening reflecting on his decisions.
他度过了一个沉思的晚上，反思他的决定。
B2 verb /kənˈfɔːrm/

conform

遵守
Meaning
To comply with rules, standards, or laws.
Example
Students must conform to the school regulations.
学生必须遵守学校的规定。
B2 noun /ˌkɑːrboʊˈhaɪdreɪt/

carbohydrate

碳水化合物
Meaning
a nutrient that provides energy, found in foods like rice, bread, and sugar
Example
Rice and potatoes are rich in carbohydrates.
米饭和土豆富含碳水化合物。
A1 verb /ˈkæri/

carry

携带
Meaning
To support and move something or someone from one place to another.
Example
She carried the bag across the street.
她把包从街对面带了过来。
B2 noun /kəˈmiː.li.ən/

Chameleon

变色龙
Meaning
a lizard that can change color to match its surroundings
Example
The chameleon changed its color from green to brown.
变色龙将颜色从绿色变为棕色。
B2 adjective /ˈkɒnʃəs/

conscious

清醒
Meaning
Aware of and responding to one's surroundings; awake.
Example
She was fully conscious after the surgery.
她在手术后完全清醒。
B1 adverb /ˈkloʊsli/

closely

幸福
Meaning
in a way that is very near in space, time, or relationship; carefully and attentively
Example
The detective examined the evidence closely.
当她获得奖项时，她无法掩饰自己的幸福。
B2 verb /kənˈveɪ/

convey

传达, 沟通, 运输
Meaning
To communicate or make known; to transport or carry from one place to another.
Example
The teacher conveys the lesson clearly to students.
老师清楚地把课程传达给学生。
A2 verb /kənˈsɪdər/

consider

考虑
Meaning
to think carefully about something, especially before making a decision
Example
She is considering studying abroad next year.
她正在考虑明年出国留学。
B2 noun ˈkɛmɪkəl weɪst

chemical waste

化学废料
Meaning
Waste material from industrial or laboratory processes that contains harmful chemicals.
Example
Chemical waste pollutes water bodies.
化学废料污染水体。
B2 noun/adjective /səˈvɪliən/

civilian

平民
Meaning
a person not in the armed forces or police
Example
The area was evacuated to protect the civilians.
该区域已被疏散以保护平民。
B2 adjective /kəmˈpærətɪv/

Comparative

比较的
Meaning
involving comparison between two or more things; relative
Example
The study showed comparative results between different teaching methods.
研究显示了不同教学方法之间的比较结果。
A1 noun /kɑːr/

Car

汽车
Meaning
a four-wheeled motor vehicle used for transportation
Example
I drive my car to work every day.
我每天开车去工作。
A2 noun /kriːm/

Cream

奶油
Meaning
the thick white or pale yellow fatty liquid that rises to the top of milk
Example
She whipped the cream until it became fluffy.
她打发奶油，直到它变得蓬松。
C1 verb /kənˈvɜːrdʒ/

converge

汇合
Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
这些路在市中心汇合。
A2 verb /ˈkænsəl/

cancel

取消
Meaning
to decide that something planned will not take place
Example
The flight was canceled due to heavy rain.
航班因大雨被取消。
C1 noun /ˈkʌvənənt/

covenant

契约
Meaning
a formal agreement or promise, often legally binding
Example
The landlord and tenant signed a covenant to maintain the property.
房东和租户签署了一份契约，以保持财产。
B1 adjective /kəˈlɛktɪd/

collected

冷静
Meaning
calm and in control of oneself
Example
She remained calm and collected during the crisis.
在危机中，她保持冷静和收拾好自己。
B2 noun /koʊl/

coal

煤炭
Meaning
a black or dark brown rock used as fuel, formed from decomposed plant matter
Example
The factory still uses coal as its main source of energy.
工厂仍然将煤炭作为其主要的能源来源。
C1 noun /ˈkævərn/

cavern

洞穴
Meaning
a large cave or chamber in a cave
Example
The explorers entered a dark cavern beneath the mountain.
探险者进入了山下的一个黑暗洞穴。
C1 adjective /ˈkɒn.keɪv/

concave

凹形
Meaning
curved inward like the inside of a bowl
Example
The mirror had a concave surface that magnified her reflection.
镜子有一个凹形表面，放大了她的倒影。
C2 noun /ˈkætɪˌkɪzəm/

catechism

教义问答
Meaning
A summary of religious principles often in the form of questions and answers; also a set of fixed questions or beliefs.
Example
The priest taught the children the catechism every Sunday.
牧师每周日都教孩子们教义问答。
C1 noun kənˈsjuː.mə.rɪ.zəm

consumerism

消费主义
Meaning
The tendency to increase consumption of goods and the importance given to consuming products.
Example
Modern consumerism leads to increased demand for luxury goods.
现代消费主义导致对奢侈品的需求增加。
C1 adjective /ˈkɒn.ɪ.fər.əs/

coniferous

与针叶树有关
Meaning
Relating to cone-bearing trees that usually have needle-like leaves and remain green year-round.
Example
Pine trees are coniferous and grow in colder climates.
松树是针叶树，在寒冷的气候中生长。
C2 verb /kənˈdjuːs/

conduce

有助于
Meaning
To help bring about a particular result; to contribute to something.
Example
Regular exercise conduces to better health.
定期锻炼有助于更好的健康。
C1 noun /krʌks/

crux

关键
Meaning
the most important or decisive point of an issue
Example
The crux of the problem lies in poor communication.
问题的关键在于沟通不畅。
C1 noun kəˈrəʊ.ʒən

corrosion

腐蚀
Meaning
The gradual destruction of materials by chemical or electrochemical reaction, especially of metals by oxidation.
Example
Corrosion in pipes leads to leakage.
管道中的腐蚀导致泄漏。
C2 noun /ˈklæŋər/

clangor

响声，轰鸣
Meaning
A loud, resonant, and continuous noise, often metallic.
Example
The clangor of the church bells filled the town square.
教堂钟声的轰鸣充满了小镇的广场。
C2 verb /kənˈtɛm/

contemn

轻视
Meaning
to treat or regard with disdain, scorn, or contempt
Example
He would never contemn honest work, no matter how humble.
他绝不会轻视诚实的工作，无论它多么卑微。
C1 adjective, noun /ˈkeɪnaɪn/

canine

与狗有关的 / 犬齿
Meaning
Relating to dogs; also refers to the pointed teeth in humans and animals
Example
The police trained a canine unit for search operations.
警察训练了一个警犬单位进行搜寻工作。
B2 verb kənˈdem

condemn

谴责
Meaning
To express complete disapproval of; to censure.
Example
The leaders condemned the actions as inhumane.
领导人谴责这些行为是非人道的。
A2 noun /ˈkʌp.bɔːrd/

Cupboard

橱柜
Meaning
a piece of furniture with doors and shelves for storing dishes, food, or clothes
Example
She stored all the plates and bowls in the kitchen cupboard.
她把所有的盘子和碗放进了厨房的橱柜里。
C2 adjective /ˈkɒnfluənt/

confluent

汇流
Meaning
Flowing together or merging; coming together at one point.
Example
The confluent streams formed a mighty river.
汇流的溪流形成了一条强大的河流。
A2 noun /tʃæns/

chance

机会
Meaning
An opportunity or possibility of something happening.
Example
He took a chance and applied for the job.
他冒险申请了这份工作。
B1 adjective /ˈkɒmplɪˌkeɪtɪd/

complicated

复杂
Meaning
consisting of many interconnected parts; difficult to understand
Example
The instructions for the machine are too complicated to follow.
机器的说明书太复杂，无法跟随。
C2 noun /ˈkeɪsiːn/

Casein

酪蛋白
Meaning
the main protein found in milk and cheese, used in food production and supplements
Example
Casein protein powder is popular among athletes for muscle recovery.
酪蛋白粉在运动员中因其对肌肉恢复的帮助而受到欢迎。
C2 noun /kəˈrɑːləri/

corollary

直接或自然的结果
Meaning
a direct or natural consequence or result
Example
One corollary of the new policy was increased public awareness.
新政策的一个结果是公众意识的提高。
B1 verb /kəˈmjuː.nɪ.keɪt/

communicate

Meaning
to share or exchange information, ideas, or feelings
Example
They used gestures to communicate across the noisy room.
B1 verb /koʊˈɑːpəreɪt/

cooperate

合作
Meaning
to work together; to collaborate
Example
The teams cooperate to achieve their common goals.
团队合作以实现他们的共同目标。
C1 verb /kəmˈprɛs/

compress

压缩
Meaning
to press or squeeze something so that it becomes smaller
Example
The file was compressed to save storage space.
文件被压缩以节省存储空间。
B2 adjective /keɪˈɒtɪk/

Chaotic

混乱的; 无秩序的
Meaning
in a state of complete confusion and disorder
Example
The situation became chaotic after the announcement.
情况在公告后变得混乱。
C2 noun/verb /ˈkʌdʒ.əl/

cudgel

棍棒
Meaning
A short, thick stick used as a weapon; to beat with a cudgel.
Example
The guard used a cudgel to chase away the thief.
警卫用棍棒把小偷赶走。
C2 noun /ˈkɒmɪti/

comity

礼貌，互相尊重
Meaning
Courtesy and considerate behavior towards others; mutual respect.
Example
The meeting was conducted with comity and respect.
会议是以礼貌和尊重的方式进行的。
A2 adverb /ˈker.fə.li/

Carefully

小心地
Meaning
with great attention and caution; thoughtfully and attentively
Example
Please read the instructions carefully.
请仔细阅读说明书。
B2 noun ˌkɒn.stɪˈtjuː.ʃən

constitution

宪法
Meaning
A body of fundamental principles or established precedents according to which a state is governed.
Example
Constitutional reforms ensure equity.
宪法改革确保公平。
B1 verb /krɔːl/

crawl

爬行
Meaning
to move slowly on hands and knees; to move very slowly
Example
The baby crawled across the floor to reach the toy.
宝宝爬过地板去拿玩具。
A2 noun /ˌsɛlɪˈbreɪʃən/

celebration

庆典
Meaning
a festive event or activity to honor an occasion
Example
The city held a grand celebration on Independence Day.
城市在独立日举行了盛大的庆典。
C2 noun /ˈsɜːrtɪˌtjuːd/

certitude

确定性
Meaning
Absolute certainty or conviction about something.
Example
She spoke with certitude about the outcome of the case.
她以确定的语气谈论案件的结果。
C1 verb /kənˈstruː/

construe

解释
Meaning
to interpret or understand the meaning of something in a particular way
Example
His words could be construed as a threat.
他的话可以被理解为威胁。
C1 verb /ˈkrɪstəlaɪz/

crystallize

结晶
Meaning
to form crystals; to make an idea or plan clear and definite
Example
Her vague thoughts began to crystallize into a solid plan.
她模糊的思绪开始在一个明确的计划中结晶。
C2 noun /ˈtʃaɪ.nə bɑːks/

China box

月橘
Meaning
a small evergreen shrub with tiny white fragrant flowers
Example
The China box plant produced clusters of small white flowers.
月橘植物开出了成簇的小白花。
B2 adjective /kəˈmɛndəbl̩/

commendable

值得称赞的
Meaning
deserving praise or approval
Example
Her dedication to the project was truly commendable.
她对项目的奉献精神真的值得称赞。
A2 noun /kraʊd/

crowd

人群
Meaning
a large number of people gathered together
Example
A huge crowd gathered to watch the concert.
一个巨大的观众聚集在一起观看音乐会。
C2 adjective /kəˈrɛlətɪv/

correlative

相关的
Meaning
having a mutual relationship; corresponding
Example
The increase in temperature is correlative with the melting of glaciers.
温度的升高与冰川的融化有关。
B2 noun /ˈkʌmbæk/

comeback

东山再起
Meaning
A return to a former status or success after a period of decline.
Example
The singer made a remarkable comeback after years of silence.
歌手在沉默多年后取得了显著的东山再起。
C2 noun/verb /ˈkætˌkɔːl/

catcall

性骚扰或不满的喊声或口哨声
Meaning
A loud whistle or shout of disapproval or sexual harassment directed at someone.
Example
The actress ignored the catcalls from the crowd.
女演员无视人群中的猫叫声。
B2 noun /sərˈkʌmfərəns/

circumference

周长
Meaning
the distance around the edge of a circle
Example
The teacher asked us to calculate the circumference of the circle.
老师让我们计算圆的周长。
B1 adverb /ˈkɒnstəntli/

Constantly

不断地; 总是; 不停地
Meaning
continuously over a period of time; always; without stopping
Example
The baby was constantly crying throughout the night.
婴儿整晚不停地哭泣。
C1 noun /ˈkæviˌæt/

caveat

警告
Meaning
a warning or condition to be considered before taking action
Example
The proposal was accepted with one caveat.
该提案在附带警告的情况下被接受。
B2 noun ˈsɜːrkjələr ɪˈkɒnəmi

circular economy

循环经济
Meaning
An economic system aimed at eliminating waste and the continual use of resources through reuse, sharing, repair, refurbishment, remanufacturing and recycling.
Example
Adopting a circular economy can reduce waste.
采用循环经济可以减少废物。
B2 adverb /ˈkrɪtɪkli/

critically

严重地
Meaning
in a way that expresses disapproval or a very serious, important way
Example
He was critically injured in the accident.
他在事故中受了重伤。
C1 noun /ˈkɒmən kɑːp/

Common Carp

鲤鱼
Meaning
A large freshwater fish widely cultivated for food
Example
Common carp is an important fish in aquaculture.
鲤鱼是水产养殖中的重要鱼类。
B2 verb/noun /ˈsɛnsər/

censor

审查
Meaning
to suppress or remove parts of books, films, or information considered offensive or harmful; a person who does this
Example
The government tried to censor the controversial film.
政府试图审查那部有争议的电影。
B1 noun kəˈmɪt.mənts

commitments

承诺
Meaning
Formal pledges or promises to do something, especially in terms of obligations or agreements.
Example
Global commitments to renewable energy are increasing.
全球对可再生能源的承诺正在增加。
B2 noun /ˌkɔːrpəˈreɪʃən/

corporation

公司
Meaning
A large company or group of companies that is legally recognized as a single entity.
Example
The corporation invested heavily in renewable energy projects.
该公司在可再生能源项目上进行了大量投资。
B2 verb /ˈkeɪtər/

cater

Meaning
To provide food, drinks, or services, usually for an event or group.
Example
The company catered the wedding reception.
B2 noun /ˌkɑn.frənˈteɪ.ʃən/

Confrontation

对抗
Meaning
a hostile or argumentative meeting or situation between opposing parties; direct challenge or opposition
Example
The confrontation between the two leaders ended without any agreement.
两位领导人之间的对抗以没有任何协议结束。
B2 adjective /ˈtʃuːzi/

choosy

挑剔
Meaning
very careful in choosing; selective
Example
She is very choosy about the clothes she wears.
她对她穿的衣服非常挑剔。
C2 noun /ˌkɒnvəˈluːʃən/

convolution

卷曲，复杂的转折或结构
Meaning
a twist, coil, or a complex and intricate shape or arrangement
Example
The brain has many convolutions that increase its surface area.
大脑有许多卷曲的形状，增加了其表面积。
C2 verb /kɔːk/

caulk

密封
Meaning
to seal a crack or gap with a waterproof filler
Example
He caulked the window frames to stop the draft.
他用密封胶封住了窗框，以阻止空气流通。
C2 noun /ˈklɪpər/

clipper

理发器 / 19世纪快速航行的船只
Meaning
a tool used for cutting, or a fast sailing ship of the 19th century
Example
The barber used clippers to trim his hair.
理发师用理发器修剪了他的头发。
B2 noun /koʊˈɔːrdɪˌneɪtər/

coordinator

协调员
Meaning
a person who organizes people or activities so that they work well together
Example
The event coordinator managed everything perfectly.
活动协调员完美地管理了一切。
C2 noun /ˈkɒntrəriz/

contraries

对立的事物
Meaning
things that are completely different or opposite to each other
Example
Freedom and slavery are contraries in every sense.
自由与奴隶制在各个方面都是对立的。
C2 noun /kroʊn/

crone

老妇人
Meaning
An old woman, often one who is thin and ugly, sometimes associated with witch-like qualities.
Example
The children were scared by the story of the wicked crone in the forest.
孩子们被森林中邪恶老妇人的故事吓到了。
A2 verb /krɒs/

cross

穿越
Meaning
to go from one side to another, or to pass through
Example
We crossed the river using a wooden bridge.
我们通过一座木桥过了河。
B2 noun /ˈkæməˌflɑːʒ/

camouflage

伪装
Meaning
the act of hiding or disguising something by making it blend with its surroundings
Example
The soldiers used camouflage to hide from the enemy.
士兵们使用伪装来躲避敌人。
B2 verb /ˈkæt.ɪ.ɡə.raɪzd/

categorized

分类
Meaning
Placed in a particular class or group.
Example
The city was categorized as highly polluted.
这个城市被归类为高度污染。
C2 adjective /kəˈpeɪ.ʃəs/

Capacious

宽敞的; 大的; 宽阔的;
Meaning
having a lot of space inside; roomy and spacious
Example
The capacious hall can accommodate five hundred people.
这个宽敞的大厅可以容纳五百人。
C2 noun /kəˈnaɪ.vəns/

connivance

默许
Meaning
the act of secretly allowing or being involved in wrongdoing
Example
The theft happened with the connivance of the security guard.
盗窃发生在保安的默许下。
A2 adjective kɑːm

calm

平静
Meaning
Not showing or feeling nervousness, anger, or other strong emotions; peaceful.
Example
The calm environment supports healing.
安静的环境有助于康复。
C1 noun /kəˈpɪl.ər.iz/

capillaries

毛细血管
Meaning
Any of the fine branching blood vessels that form a network between the arterioles and venules.
Example
Broken capillaries cause dark circles.
破裂的毛细血管导致黑眼圈。
B2 noun /kəˈrɪkjələm/

curriculum

课程
Meaning
The subjects comprising a course of study in a school, college, or university.
Example
The school updated its curriculum to include more digital literacy courses.
学校更新了其课程，增加了更多的数字素养课程。
B2 verb /klɪŋ/

cling

幸福
Meaning
to hold on tightly to someone or something
Example
The child clung to his mother in fear.
她在收到奖项时，无法掩饰自己的幸福。
B2 noun /ˈkaʊntərˌpɑːrt/

counterpart

对口人
Meaning
a person or thing that corresponds to or has the same function as another
Example
The CEO met with his counterpart in the partner company.
首席执行官与合作公司中的对口人会面。
C1 adjective /ˌʃoʊ.vəˈnɪs.tɪk/

chauvinistic

沙文主义
Meaning
Displaying or characterized by excessive or prejudiced loyalty or support, especially towards one's own gender or group.
Example
His chauvinistic attitude alienated many of his female colleagues.
他的沙文主义态度疏远了许多女性同事。
A2 verb /ˈkʌv.ərd/

covered

覆盖的
Meaning
Protected by being placed over or wrapped; hidden from view.
Example
The forest is covered in greenery.
森林被绿色覆盖。
C1 adjective ˈkɒn.və.luː.tɪd

convoluted

复杂
Meaning
Extremely complex and difficult to follow; twisted or intricate.
Example
His argument was so convoluted that no one understood it.
他的论点如此复杂，以至于没有人理解它。
C1 adjective /koʊˈɪnsɪdənt/

coincident

同时
Meaning
Occurring at the same time; occupying the same position in space or time.
Example
The festival was coincident with the national holiday.
节日与国庆假日是同时发生的。
A2 noun /ˈkæs.əl/

Castle

城堡; 宫殿;
Meaning
a large fortified building or set of buildings; a fortress
Example
The medieval castle stood majestically on top of the hill.
中世纪的城堡庄严地矗立在山顶。
C1 noun /kənˈteɪdʒən/

contagion

传染
Meaning
The communication of disease from one person to another by close contact; also the spread of harmful ideas or behaviors.
Example
Fear spread like a contagion through the crowd.
恐惧像传染一样在群众中传播开来。
B2 noun /ˈkæp.tɪv/

Captive

俘虏
Meaning
a person who has been taken prisoner or an animal that has been confined
Example
The captive was held in a small cell for several months.
俘虏被关押在一个小牢房里好几个月。
B2 noun /kɔːrd/

cord

绳子
Meaning
a long, thin, flexible string or rope
Example
He tied the package with a strong cord.
他用一根强绳子绑住了包裹。
C1 adjective /ˌkɒnvəˈlɛsnt/

convalescent

恢复中的，正在从疾病或治疗中恢复
Meaning
recovering from an illness or medical treatment
Example
The hospital has a special ward for convalescent patients.
医院有一个特别的病房，供恢复中的病人使用。
B2 noun kəmˈpet.ɪ.tɪv.nəs

competitiveness

竞争力
Meaning
The quality of being as good as or better than others of a comparable nature; the ability to compete successfully.
Example
Competitiveness is vital for economic sustainability.
竞争力对经济可持续性至关重要。
B1 noun /kæˈʃɪər/

Cashier

收银员
Meaning
a person who handles payments and transactions in a store or bank
Example
The cashier scanned all the items and calculated the total bill.
收银员扫描了所有商品并计算了总账单。
A2 noun, adjective /ˈkrɪstʃən/

christian

基督徒
Meaning
a person who follows the religion based on the teachings of Jesus Christ
Example
She is a devoted Christian who attends church every Sunday.
她是一个虔诚的基督徒，每个星期天都会去教堂。
B2 noun /ˈsɜːrkɪt/

circuit

电路 / 电气通路
Meaning
A roughly circular line, route, or movement that starts and ends at the same place; also an electrical pathway.
Example
The runners completed the circuit around the park.
跑步者完成了环绕公园的电路。
B2 noun /krɪˈeɪtə/

creator

创始人
Meaning
a person who brings something into existence
Example
He is the creator of many successful startups.
他是许多成功初创公司的创始人。
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。
B2 noun /kənˈvɛn.ʃən.əl ˈfɑːr.mɪŋ/

conventional farming

传统农业
Meaning
Traditional farming method using synthetic fertilizers, pesticides, and modern technology.
Example
Conventional farming increases crop production using fertilizers.
传统农业通过使用肥料增加作物生产。
B2 adjective /kɔːrs/

coarse

粗糙, 粗鲁
Meaning
Rough in texture or manner; not smooth or refined.
Example
The fabric felt coarse to the touch.
这块布料摸起来很粗糙。
C2 verb /ˈkæstreɪt/

castrate

阉割
Meaning
To remove the testicles of a male animal or human.
Example
The farmer castrated the young bulls to make them easier to manage.
农民阉割了年轻的公牛，以便更容易管理它们。
C1 adjective /ˈkɔː.stɪk/

caustic

腐蚀性的, 尖刻的
Meaning
able to burn or corrode by chemical action; severely sarcastic
Example
Her caustic remarks hurt his feelings.
她尖刻的评论伤害了他的感情。
B2 adjective /kənˈdʒɛstɪd/

congested

拥堵
Meaning
Blocked up with too much traffic or crowding.
Example
The road was congested during rush hour.
在高峰时段，路上非常拥堵。