carat
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C1 noun /ˈkærət/

carat

宝石重量单位
Meaning
a unit of weight for precious stones, equal to 200 milligrams
Example
She received a two-carat diamond ring for her engagement.
她收到了一个两克拉的钻石戒指作为订婚礼物。
C1 noun kəˈmɛns.mənt

commencement

开始
Meaning
The beginning of something; a ceremony at which degrees or diplomas are conferred on graduating students.
Example
The commencement ceremony marked the start of a new journey.
开始仪式标志着新旅程的开始。
C1 noun kəˈmjuːnɪti ˈsɜːrvɪs aɪˈdiːəlz

community service ideals

社区服务理念
Meaning
Principles and standards of serving the community for social good.
Example
Community service ideals must be taught in schools.
社区服务理念必须在学校教授。
C1 adjective /ˌkɒnsɪˈkwɛnʃəl/

consequential

重要的
Meaning
Having important or significant consequences; resulting from something.
Example
The meeting was consequential for the future of the project.
这次会议对项目的未来至关重要。
C1 noun /ˈkɒz.moʊs/

Cosmos

宇宙花
Meaning
a colorful annual flower with daisy-like blooms and feathery foliage
Example
The cosmos flowers swayed gently in the summer breeze across the meadow.
宇宙花在夏季的微风中轻轻摇摆，穿过草地。
B2 noun/verb /kjuː/

cue

信号
Meaning
A signal or prompt for action; to give a signal.
Example
The actor waited for his cue before entering the stage.
演员在上台前等待他的信号。
B1 noun /ˌkænsəˈleɪʃən/

cancellation

取消
Meaning
the act of stopping something that was planned or scheduled; the act of nullifying or invalidating something
Example
The airline announced the cancellation of several flights due to bad weather.
由于恶劣天气，航空公司宣布了航班取消。
A2 adjective /kənˈfjuːzɪŋ/

confusing

令人困惑的
Meaning
causing someone to be unable to think clearly or understand; difficult to comprehend
Example
The instructions were confusing and hard to follow.
这些说明令人困惑，很难遵循。
C1 adjective kəˈlɒs.əl

Colossal

巨大的
Meaning
Extremely large, gigantic, enormous in size or extent.
Example
The colossal pyramids of Egypt are a marvel of architecture.
埃及的巨大神庙是建筑学的奇迹。
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。
C1 adjective /ˈtʃɛkərd/

chequered

棋盘格的
Meaning
Having a pattern of squares, or marked by varied and contrasting experiences or periods.
Example
He had a chequered career with both great successes and failures.
他有一段棋盘格的职业生涯，既有巨大的成功，也有失败。
C2 noun /ˌkɒməˈsɛəriət/

commissariat

供应部门
Meaning
A department responsible for supplying food and equipment, especially in the military.
Example
The army commissariat ensured that the soldiers had enough supplies.
军队供应部门确保士兵们有足够的物资。
B2 noun /ˈkɑːrɡoʊ/

cargo

货物
Meaning
goods carried by a ship, plane, or other transport
Example
The ship was loaded with valuable cargo.
船上装载了珍贵的货物。
B1 noun /ˈtʃiːtər/

cheater

作弊者
Meaning
a person who cheats or acts dishonestly to gain an advantage
Example
He was caught and labeled as a cheater during the exam.
他在考试中被称为作弊者。
B2 noun /ˈkɑː.bən ˈfʊt.prɪnt/

carbon footprint

碳足迹
Meaning
The amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, etc.
Example
Reducing carbon footprint is essential for combating climate change.
减少碳足迹对抗气候变化至关重要。
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。
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。
C2 noun /kənˈtɔːrʃənz/

contortions

扭曲的复数形式; 多个弯曲或扭曲的形状
Meaning
plural form of contortion; multiple twisted or bent shapes
Example
The magician's contortions left the crowd in awe.
魔术师的扭曲让观众惊叹不已。
C2 noun /ˈkɔːldrən/

caldron

大铁锅
Meaning
A large metal pot used for boiling liquids or cooking over an open fire.
Example
The witch stirred her potion in a bubbling caldron.
女巫在一个冒泡的锅里搅拌她的药水。
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。
C1 noun /ˈkænən/

canon

经典
Meaning
A general law, rule, principle, or collection of sacred books accepted as genuine.
Example
The book is now considered part of the literary canon.
这本书现在被认为是文学经典的一部分。
C1 adjective /kəmˈpensətɔːri/

compensatory

赔偿性的
Meaning
serving to make up for a loss, damage, or injury
Example
The court awarded him compensatory damages.
法院判给他赔偿性赔偿金。
C1 verb /tʃæsˈtaɪz/

chastise

Meaning
to criticize or punish severely
Example
The teacher chastised the student for being late.
B1 noun /ˈkɑn.fɪ.dəns/

Confidence

自信
Meaning
the feeling or belief that one can rely on someone or something; firm trust; self-assurance
Example
She spoke with great confidence during the job interview.
她在面试中表现出极大的自信。
B2 noun /ˈkɒn.ʃəs.nəs/

consciousness

意识
Meaning
The state of being aware of and able to think about one's existence, sensations, thoughts, and surroundings.
Example
Meditation helps improve consciousness and clarity of thought.
冥想有助于提高意识和思维的清晰度。
B2 verb /ˈkɒm.plɪ.keɪt/

complicate

使复杂
Meaning
To make something more difficult or confusing.
Example
The new rules will only complicate the process.
新规则只会使这个过程更加复杂。
A1 verb /kɔːst/

cost

花费
Meaning
to have a price of; to require payment; to cause loss
Example
This book will cost twenty dollars.
这本书将花费二十美元。
B1 noun /ˈkɒləm/

column

Meaning
A vertical structure that supports a building; also a section of text arranged vertically in a newspaper or table.
Example
The ancient temple had tall marble columns.
B1 noun /ˈkændɪdeɪt/

candidate

候选人
Meaning
A person who applies for a job or is nominated for election.
Example
The candidate gave a strong speech during the debate.
候选人在辩论期间发表了强有力的演讲。
A2 adjective /ˈsɛntrəl/

central

中央的
Meaning
Situated in the middle; of the greatest importance.
Example
Water is central to human survival.
水对人类生存至关重要。
B2 noun /kɒd fɪʃ/

Cod fish

鳕鱼
Meaning
A large marine fish with white flesh, commonly used for food
Example
The fisherman caught a large cod fish in the North Atlantic.
渔夫在北大西洋捕到了一条大鳕鱼。
B2 noun /kəmˈpliːʃən/

completion

完成
Meaning
the action or process of finishing something
Example
The completion of the project will take another few weeks.
项目的完成将再需要几周时间。
A2 noun /ˈkʌl.tʃər/

Culture

文化
Meaning
the arts and other manifestations of human intellectual achievement; the customs and beliefs of a particular society
Example
Learning about different cultures helps us understand and appreciate diversity.
学习不同的文化帮助我们理解和欣赏多样性。
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。
C1 verb /ˈkælɪˌbreɪt/

calibrate

Meaning
To adjust or mark something so it can be used accurately; to standardize.
Example
The technician calibrated the machine before starting the experiment.
B2 noun /ˈʃeɪndʒ ˈmænɪdʒmənt/

change management

变革管理
Meaning
The discipline that guides how we prepare, equip and support individuals, teams and organizations in making organizational change.
Example
Change management ensures smooth transitions.
变革管理确保平稳过渡。
B2 noun /ˌkɒrəˈleɪʃən/

correlation

相关
Meaning
a mutual relationship or connection between two or more things
Example
Researchers found a strong correlation between diet and heart disease.
研究人员发现饮食与心脏病之间有着强烈的相关性。
B2 noun; verb /ˈkætəlɒɡ/

catalogue

目录
Meaning
a complete list of items, typically one in alphabetical or systematic order; to make a systematic list of items
Example
The library decided to catalogue all new books digitally.
图书馆决定以数字方式编目所有新书。
B2 verb /ˈkɒntəmpleɪt/

contemplate

Meaning
to think deeply and carefully about something; to consider thoughtfully
Example
She sat quietly to contemplate her future plans.
B2 noun /ˈkætəlɔːɡ/

catalog

目录
Meaning
a complete list of items, typically arranged systematically
Example
The library provides an online catalog of all available books.
图书馆提供所有可用书籍的在线目录。
C1 noun /koʊˈɜː.ʃən/

coercion

胁迫
Meaning
The practice of persuading someone to do something by using force or threats.
Example
Cybercriminals use coercion to extract information.
网络犯罪分子使用胁迫手段提取信息。
B2 adjective /ˈkɔːstli/

costly

昂贵
Meaning
expensive or causing a lot of money, time, or effort
Example
Their mistake proved to be very costly for the company.
他们的错误证明对公司来说是非常昂贵的。
A2 noun /ˈkloʊðɪŋ/

clothing

衣服
Meaning
items worn to cover the body; apparel collectively
Example
Warm clothing is essential in winter.
冬天，保暖衣物是必不可少的。
A1 verb /klɪr/

clear

清理
Meaning
to remove obstructions; to make clean or transparent
Example
Please clear the table after dinner.
请在晚餐后清理桌子。
B2 noun ˈkɔːʃən

caution

小心
Meaning
Care taken to avoid danger or mistakes; a warning or piece of advice.
Example
Researchers issued a caution regarding unsustainable fishing.
研究人员就不可持续的捕鱼行为发出了警告。
C2 noun /krəˈnɒmɪtər/

chronometer

计时器
Meaning
An instrument for measuring time precisely, especially used in navigation.
Example
The sailor relied on the chronometer to determine his position at sea.
水手依靠计时器来确定他在海上的位置。
B2 noun /ˈklaɪ.mæks/

Climax

高潮
Meaning
the most intense, exciting, or important point of something; the highest or most intense point in a process
Example
The movie reached its climax during the final battle scene.
电影在最后的战斗场面中达到了高潮。
B1 noun /kəmˈpəʊzə(r)/

composer

作曲家
Meaning
a person who writes music, especially classical music
Example
The composer is working on a new symphony.
作曲家正在创作一部新的交响曲。
C1 noun ˈkɑːr.bən ˌsiː.kwəˈstreɪ.ʃən

carbon sequestration

碳封存
Meaning
The process of capture and long-term storage of atmospheric carbon dioxide to mitigate or defer global warming.
Example
Forests play a key role in carbon sequestration.
森林在碳封存中发挥关键作用。
C1 adjective /kənˈsɪliətɔːri/

conciliatory

调解的
Meaning
intended to make someone less angry or more agreeable; soothing
Example
She spoke in a conciliatory tone to ease the tension.
她以调解的语气说话，以缓解紧张气氛。
B1 noun /kraʊn/

Crown

王冠
Meaning
a circular ornamental headdress worn by a monarch as a symbol of authority
Example
The queen wore a magnificent crown during the coronation ceremony.
女王在加冕仪式上戴着一顶华丽的王冠。
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。
A2 verb /ˈkʌvər/

cover

覆盖
Meaning
to put something over or upon something else to protect or conceal
Example
Please cover the food to keep it fresh.
请把食物盖上，以保持新鲜。
B2 adjective /ˈkrɛd.ɪ.bəl/

credible

可信的
Meaning
able to be believed; convincing
Example
Her explanation was credible enough to convince the committee.
她的解释足够可信，能够说服委员会。
C1 verb /tʃɑːr/

char

烧焦
Meaning
To burn or scorch something so that it becomes blackened.
Example
The cook accidentally charred the steak.
厨师不小心烧焦了牛排。
C1 noun /kʌˈstoʊ.di.ən/

Custodian

看门人; 守护者; 管理员
Meaning
a person who has responsibility for or looks after something; a caretaker or guardian
Example
The school custodian ensures that all buildings are clean and secure.
学校管理员确保所有建筑物干净和安全。
A1 verb /kætʃ/

catch

接住
Meaning
to grab something that is moving; to get a disease; to understand
Example
Can you catch the ball I'm throwing?
你能接住我扔的球吗？
C1 noun /ˈkɒt.ən ˈfæb.rɪk/

Cotton Fabric

棉布
Meaning
textile made from cotton fibers, known for being soft, breathable, and comfortable
Example
Cotton fabric is perfect for summer clothing.
棉布是夏季衣物的完美选择。
B1 noun /tʃɪl/

Chill

寒冷; 恐惧或焦虑的感觉; 放松
Meaning
an unpleasant feeling of coldness; a feeling of fear or anxiety; to relax
Example
There was a chill in the air as autumn approached.
当秋天临近时，空气中感到一阵寒冷。
B2 adjective + noun kriˈeɪtɪv ɪɡˈzɪbɪts

creative exhibits

创意展览
Meaning
Artistic displays or presentations that show originality and imagination.
Example
The creative exhibits highlighted recycling possibilities.
创意展览突出了回收的可能性。
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。
C2 noun /kəˈraʊzl/

carousal

喧闹的聚会
Meaning
A noisy or lively drinking party or festivity.
Example
They were exhausted after a night of wild carousal.
他们在一晚狂欢的喧闹聚会后感到筋疲力尽。
C1 adjective /kənˈtraɪvd/

contrived

人为的或强迫的；不自然或自发的
Meaning
artificial or forced; not natural or spontaneous
Example
The ending of the movie felt contrived and unrealistic.
电影的结局感觉造作且不真实。
B1 adverb /ˈkʌmftəbli/

Comfortably

舒适地
Meaning
in a comfortable manner; without difficulty or effort; with ease
Example
She was sitting comfortably in her favorite chair.
她坐在自己最喜欢的椅子上很舒服。
C1 noun /kɒzˈmɒlədʒi/

cosmology

宇宙学
Meaning
the science of the origin and development of the universe
Example
She studied cosmology to understand the origins of the universe.
她学习了宇宙学以理解宇宙的起源。
B2 verb /koʊp/

cope

应对
Meaning
to deal effectively with something difficult
Example
She had to cope with a lot of pressure at work.
她不得不应对工作中的巨大压力。
B1 noun /ˈtʃɛərˌwʊmən/

chairwoman

女主席
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.
在多年的经验之后，她被选为公司的女主席。
B2 adjective /ˈtʃær.ɪ.tə.bəl/

Charitable

慈善的; 慷慨的; 仁慈的
Meaning
generous in giving to those in need; showing kindness
Example
She is known for her charitable work in the community.
她因在社区的慈善工作而闻名。
C1 verb /ˈklæmbər/

clamber

吃力地爬
Meaning
to climb with effort or difficulty, often using both hands and feet
Example
The children clambered over the rocks to reach the cave.
孩子们费力地爬过岩石，到达了洞穴。
A1 noun /klɑːs/

class

班级
Meaning
a group of students taught together or a category of people or things with shared characteristics
Example
Our class meets every morning at nine.
我们的班级每天早上九点见面。
B1 adjective /ˈkɒn.stənt/

Constant

恒定的; 不变的; 稳定的
Meaning
occurring continuously over a period of time; unchanging; steady
Example
The machine runs at a constant speed.
机器以恒定的速度运行。
A2 verb ˈsɛləbreɪtɪŋ

celebrating

庆祝
Meaning
The act of acknowledging a significant or happy day or event with a social gathering or enjoyable activity.
Example
Celebrating awareness days helps spread important messages.
庆祝意识日有助于传播重要信息。
A2 noun /ˈklæsˌruːm/

classroom

教室
Meaning
A room in which classes are held in a school or college.
Example
The teacher entered the classroom and greeted the students.
老师走进了教室并向学生们问好。
C1 noun ˈkætəlɪst

catalyst

催化剂
Meaning
A person or thing that precipitates an event or change.
Example
His speech acted as a catalyst for change in the community.
他的演讲成为了社区变化的催化剂。
C1 adjective /kənˈteɪ.dʒəs/

Contagious

传染性; 有感染力
Meaning
likely to spread to and affect others; infectious
Example
Her laughter is contagious and makes everyone smile.
她的笑声具有传染性，让每个人都微笑。
C2 verb /ˌkaʊntərˈveɪl/

countervail

抵消
Meaning
to offset or counteract the effect of something
Example
The benefits of the new policy countervail its drawbacks.
新政策的好处抵消了它的缺点。
C1 adjective /ˈsiːs.ləs/

Ceaseless

不断的；持续的
Meaning
continuing without pause or interruption; endless
Example
The ceaseless rain lasted for three days.
不断的雨下了三天。
A1 noun /tʃiːz/

Cheese

奶酪
Meaning
a food made from the pressed curds of milk; used for photography to make people smile
Example
She added grated cheese to the pasta for extra flavor.
她把磨碎的奶酪加到意大利面中，增加了风味。
A2 noun /ˈkænsər/

cancer

癌症
Meaning
A disease in which abnormal cells divide uncontrollably and destroy body tissue.
Example
Smoking is a leading cause of lung cancer.
吸烟是导致肺癌的主要原因。
C1 noun/verb /kruːˈseɪd/

crusade

十字军，激烈运动
Meaning
a vigorous campaign for a social, political, or religious cause; to fight passionately for a cause
Example
She has been crusading for women's rights all her life.
她为妇女权利而斗争了一生。
C2 noun /ˌkɛəriˈætɪd/

caryatid

雕刻的女性形象柱子
Meaning
A stone carving of a draped female figure, used as a supporting column in architecture.
Example
The ancient temple featured a caryatid holding up the roof.
古老的寺庙里有一个凯瑞亚蒂德支撑着屋顶。
B1 verb /kəmˈbaɪn/

combine

合并
Meaning
To bring two or more things together to form a single unit.
Example
They decided to combine their resources for the project.
他们决定将他们的资源合并到该项目中。
C2 noun, verb /ˈkaʊntərˌtʃɑːrdʒ/

countercharge

反诉
Meaning
an opposing charge or accusation; to make an opposing attack
Example
The lawyer filed a countercharge against the accuser.
律师对指控者提起了反诉。
C2 verb /kəˈnoʊt/

connote

暗示
Meaning
To suggest or imply an additional meaning beyond the literal one.
Example
The word 'youthful' connotes energy and vitality.
‘青春’一词暗示着活力和生气。
C1 noun /ˈkæpɪˌlɛri/

capillary

毛细血管
Meaning
a very thin blood vessel that connects arteries and veins
Example
Oxygen passes from the blood into tissues through capillaries.
氧气通过毛细血管从血液进入组织。
C1 adjective /ˈkɔː.zəl/

causal

因果的
Meaning
relating to or acting as a cause
Example
There is a causal link between smoking and cancer.
吸烟和癌症之间存在因果关系。
A2 noun /ˈkæb.ɪdʒ/

Cabbage

卷心菜
Meaning
a cultivated plant eaten as a vegetable, having thick green or purple leaves surrounding a spherical heart
Example
She chopped the fresh cabbage to make coleslaw for dinner.
她切了新鲜的卷心菜，准备做沙拉。
A2 noun /ˈsɪə.ri.əl/

cereal

Meaning
a common breakfast food made from processed grains such as wheat, oats, or corn
Example
She eats a bowl of cereal every morning before work.
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。
B1 noun /ˌsiːiːˈoʊ/

ceo

首席执行官
Meaning
The highest-ranking person in a company, responsible for overall management.
Example
The CEO announced a new strategy for the company.
CEO宣布了公司的一项新战略。
C1 noun /ˈkɜːr.i liːvz/

Curry Leaves

咖喱叶
Meaning
aromatic leaves from the curry tree used in South Asian cooking
Example
Fresh curry leaves add authentic flavor to Indian dishes.
新鲜的咖喱叶为印度菜肴增添了正宗的风味。
C1 noun /ˈkɒnsəl/

consul

领事 / 大使
Meaning
an official appointed by a government to live in a foreign city and protect its citizens and interests there
Example
The consul assisted travelers who lost their passports.
领事帮助了那些丢失护照的旅行者。
B1 noun /ˈtʃæn.əl/

Channel

频道; 渠道; 途径;
Meaning
a television or radio station; a passage for water or other liquids; a means of communication
Example
The news channel provided live coverage of the important event.
新闻频道提供了该重要事件的现场直播报道。
C1 noun /tʃæmp/

champ

冠军 / 胜利者
Meaning
an informal word for champion or winner.
Example
He is the new champ of the boxing tournament.
他是拳击比赛的新冠军。
A1 noun /koʊld drɪŋk/

Cold drink

冷饮
Meaning
A chilled beverage; a refreshing drink served cold
Example
I ordered a cold drink to beat the summer heat.
我点了一杯冷饮来缓解夏天的热度。
B2 adjective /kənˈsɪd.ər.ɪt/

Considerate

体贴; 体贴入微
Meaning
showing careful thought about the feelings or wishes of others; thoughtful
Example
He is always considerate of others' feelings.
他总是考虑到别人的感受。
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。
C1 noun kəˈlæt.ər.əl

collateral

作为贷款担保的财产
Meaning
Something pledged as security for repayment of a loan, to be forfeited in the event of a default.
Example
The bank requires collateral for loan approval.
银行要求贷款批准时提供担保物品。
C2 noun /ˈkælvɪnɪzəm/

calvinism

卡尔文主义
Meaning
A Protestant theological system based on John Calvin’s teachings, emphasizing predestination and the sovereignty of God.
Example
Calvinism played a major role in shaping Protestant theology.
加尔文主义在塑造新教神学中发挥了重要作用。
B2 noun /ˈkɒmpoʊst/

compost

堆肥
Meaning
decayed organic matter used as fertilizer
Example
The gardener added compost to enrich the soil.
园丁添加了堆肥来丰富土壤。
B2 noun /tʃɔːr/

chore

家务
Meaning
A routine task, especially a household duty.
Example
Washing the dishes is my least favorite chore.
洗碗是我最不喜欢的家务。
B1 verb /ˈkɒntrækt/

contract

签订合同
Meaning
to make smaller; to enter into a formal agreement
Example
The company will contract a new supplier for materials.
公司将签订新的供应商合同。
A2 noun /kæb/

cab

出租车
Meaning
a taxi or car for hire with a driver
Example
We took a cab to the airport.
我们坐出租车去了机场。
A2 noun /kɑːrˈtuːn/

cartoon

卡通片
Meaning
a humorous or animated drawing, especially one in newspapers or television
Example
Children love watching cartoons on TV.
孩子们喜欢看电视上的卡通片。
A2 verb /klɪk/

click

点击
Meaning
to press a button on a computer mouse or similar device
Example
She clicked the link to open the website.
她点击了链接以打开网站。
C2 noun/verb /ˈkɜːrtsi/

curtsy

屈膝礼
Meaning
a respectful bow made by women by bending the knees with one foot in front of the other
Example
She gave a quick curtsy before leaving the stage.
她在离开舞台前做了一个快速的屈膝礼。
C1 noun /ˈsɪn.ɪˌsɪz.əm/

cynicism

愤世嫉俗
Meaning
An inclination to believe that people are motivated purely by self-interest; skepticism.
Example
His cynicism made it hard for him to trust anyone.
他的愤世嫉俗让他很难相信任何人。
C1 noun /ˌkɑːr.diˈɒl.ə.dʒɪst/

cardiologist

心脏病学家
Meaning
A doctor specializing in diagnosing and treating heart diseases.
Example
She made an appointment with a cardiologist for her chest pain.
她因胸痛预约了心脏病学家的诊察。
C1 adjective /ˈkjuːmjələtɪv/

cumulative

累积的
Meaning
Increasing gradually by addition; growing in quantity, force, or effect.
Example
The cumulative effect of stress can harm your health.
压力的累积效应可能对您的健康造成伤害。
C2 adjective /ˈsɪlieɪtɪd/

ciliated

带有纤毛的
Meaning
Having minute hairlike projections (cilia) on the surface of cells or organisms.
Example
The ciliated cells in the respiratory tract help move mucus out of the lungs.
呼吸道中的纤毛细胞帮助将粘液排出肺部。
B2 adjective ˌkɒn.stɪˈtjuː.ʃən.əl

constitutional

宪法的
Meaning
Relating to an established set of principles governing a state; in accordance with a political constitution.
Example
Constitutional reforms ensure fairness in the system.
宪法改革确保系统中的公平性。
C1 adjective /kənˈtɛmptəbl/

contemptible

可鄙的, 令人厌恶的
Meaning
deserving of contempt; despicable
Example
His deceitful actions were truly contemptible.
他的欺骗行为真是可鄙的。
B1 adjective /ˈtʃælɪndʒɪŋ/

challenging

具有挑战性的
Meaning
difficult in a way that tests one's abilities
Example
The mountain climb was challenging but rewarding.
爬山是具有挑战性的，但也是有回报的。
C1 noun /ˈkæv.əl.ri/

Cavalry

骑兵
Meaning
soldiers who fight on horseback; the part of an army formerly composed of troops on horseback
Example
The cavalry charged across the field with great speed.
骑兵以极快的速度冲过了田野。
C1 noun /ˌkɒn.stəˈleɪ.ʃən/

constellation

星座
Meaning
a group of stars forming a recognizable pattern in the night sky
Example
Orion is one of the most famous constellations.
猎户座是最著名的星座之一。
B2 phrase kəˈlek.tɪv ˈæk.ʃən

collective action

集体行动
Meaning
Action taken by a group of people working together toward a common goal or purpose.
Example
Collective action is needed to mitigate climate change.
集体行动对于减缓气候变化很重要。
C2 adjective /kəˈnaɪ.vɪŋ/

conniving

阴险的
Meaning
secretly scheming or plotting to help in wrongdoing
Example
He is a conniving politician who manipulates people for power.
他是一个阴险的政治家，利用权力操纵人民。
B2 adverb /kənˈtɪnjuəsli/

Continuously

连续不断地; 持续; 不间断
Meaning
without interruption; in an unbroken sequence
Example
The machine operates continuously for 24 hours.
机器持续运行24小时。
C1 noun/verb /kroʊˈʃeɪ/

crochet

Meaning
Needlework made by interlocking loops of thread with a hooked needle; the act of making such items.
Example
She learned how to crochet a scarf for winter.
B2 noun /koʊˈɪn.sɪ.dəns/

Coincidence

巧合
Meaning
a remarkable occurrence of events or circumstances without apparent causal connection; chance happening
Example
It was a strange coincidence that they both wore the same dress to the party.
这是一个奇怪的巧合，他们俩都穿着相同的衣服参加派对。
B2 noun /kɒt/

Cot

婴儿床
Meaning
a small bed, especially a portable one or one for a baby
Example
The baby sleeps peacefully in her cot.
宝宝在她的婴儿床上睡得很安稳。