concomitant
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
C2 adjective /kənˈkɒmɪtənt/

concomitant

伴随的
Meaning
Naturally accompanying or associated with something.
Example
Increased stress is often concomitant with long working hours.
增加的压力通常与长时间的工作时间并存。
B1 noun /ˈsɪtɪzən/

citizen

公民
Meaning
a legally recognized subject or national of a state
Example
Every citizen has the right to vote.
每个公民都有投票权。
B1 noun /tʃest/

Chest

胸部; 箱子
Meaning
the front surface of a person's or animal's body between the neck and abdomen; a large strong box
Example
The doctor listened to his chest with a stethoscope.
医生用听诊器听他的胸部。
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。
B2 noun /kənˈdʒʌŋkʃən/

conjunction

连词
Meaning
a word used to connect clauses or sentences, or to coordinate words
Example
The words 'and' and 'but' are common conjunctions.
'和' 和 '但是' 是常见的连词。
B1 noun /ˈkɛmɪkəl/

chemical

化学物质
Meaning
a substance produced by or used in a chemical process
Example
The factory releases harmful chemicals into the river.
工厂将有害的化学物质排放到河中。
A2 noun /ˈkʌstəmər/

customer

客户
Meaning
a person or organization that buys goods or services from a store or business
Example
The shopkeeper greeted the customer with a smile.
店主用微笑迎接了客户。
C2 verb /ˈkɒr.ʌ.skeɪt/

coruscate

闪烁
Meaning
to sparkle or flash brightly
Example
The fireworks coruscated across the night sky.
烟火在夜空中闪烁。
C2 noun /ˌkɒntrəpəˈzɪʃən/

contraposition

对立面
Meaning
the act of placing two things in opposition for contrast or comparison
Example
The contraposition of the two theories highlighted their differences.
两种理论的对立面突出了它们的差异。
B2 noun /kɜːrv/

Curve

曲线; 转弯
Meaning
a line or outline that gradually deviates from being straight; a bend or turn in a road or path
Example
The driver slowed down as he approached the sharp curve in the mountain road.
当司机接近山路中的急转弯时，他减慢了速度。
C2 adjective /ˈklɔɪ.ɪŋ/

cloying

腻人的
Meaning
too sweet, rich, or sentimental, making it unpleasant
Example
The dessert was so cloying that I couldn't finish it.
甜点太腻人了，我吃不下去。
C2 noun /ˈkɔːrnɪs/

cornice

檐口
Meaning
an ornamental molding around the wall of a room just below the ceiling
Example
The elegant cornice added a classical touch to the living room.
优雅的檐口为客厅增添了一份古典的气息。
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。
B2 noun /ˈsen.tɪ.piːd/

Centipede

蜈蚣
Meaning
a long thin creature with many legs that lives in dark places
Example
I found a centipede crawling under the rock.
我在石头下发现了一只蜈蚣。
A2 noun কন্ডিশন

condition

状况
Meaning
A particular state of health or physical fitness; a medical problem.
Example
The condition worsens without proper treatment.
没有适当的治疗，状况会恶化。
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。
C1 adjective /ˌser.ɪˈmoʊ.ni.əl/

Ceremonial

仪式的
Meaning
relating to or used in ceremonies; formal and ritualistic
Example
The ceremonial dress was worn during the royal wedding.
在皇家婚礼上穿的就是仪式性的服装。
A2 adjective /kənˈsɜːnd/

concerned

担忧的
Meaning
worried or anxious about something; involved or interested in something
Example
She was concerned about her mother's health.
她对母亲的健康感到担忧。
C1 noun /ˌkɒnvəˈlɛsns/

convalescence

康复期
Meaning
the period of time spent recovering from an illness or medical treatment
Example
His convalescence lasted for almost two months after the accident.
事故后的康复期持续了近两个月。
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 adjective /ˈkjʊərətɪv/

curative

治愈性
Meaning
Able to cure disease or restore health.
Example
The doctor prescribed a curative treatment for the illness.
医生为疾病开出了治愈性的治疗方案。
C2 verb /koʊˈhɪr/

cohere

结合
Meaning
To stick together; to be united logically or physically.
Example
The ideas in his essay cohere well.
他文章中的观点很好地结合在一起。
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。
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。
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。
C2 noun /ˌkæθəˈlɪsɪti/

catholicity

普遍性, 开放思想
Meaning
Universality; broad-mindedness; acceptance of a wide variety of things.
Example
Her catholicity of interests makes her a fascinating person.
她对兴趣的普遍性使她成为一个迷人的人。
A2 adjective /ˈklɛvər/

clever

聪明，机智
Meaning
Quick to understand, learn, and devise ideas or solutions; intelligent.
Example
She is clever enough to solve the puzzle quickly.
她足够聪明，可以快速解开谜题。
C1 noun /kɔːrs flaʊər/

Course flour

粗面粉
Meaning
coarsely ground flour with larger particles, typically used for baking bread
Example
She used course flour to make homemade bread with a rustic texture.
她使用了粗面粉做了一个有乡村质感的自制面包。
C1 noun/verb /ˈsaɪ.fər/

cipher

密码
Meaning
A secret or disguised way of writing; a code; to put a message into secret writing.
Example
Military messages are protected using a cipher.
军事消息通过密码保护。
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。
B2 noun /ˈkruː.əl.ti/

Cruelty

残忍; 非人道的待遇; 导致疼痛的行为
Meaning
behavior that causes pain or suffering to others; the quality of being cruel
Example
The documentary exposed the cruelty of factory farming to animals.
纪录片揭示了工厂养殖对动物的残忍行为。
C1 noun /ˈʃæpəroʊn/

chaperon

陪伴者
Meaning
An older person who accompanies and supervises young people in social situations.
Example
The teacher acted as a chaperon during the school dance.
老师在学校舞会期间担任了陪伴者的角色。
B2 noun /kæf/

Calf

小牛
Meaning
a young cow or bull; young of various large mammals
Example
The calf stayed close to its mother.
小牛靠近它的母亲。
C2 adjective /ˈkrɛstˌfɔːlən/

crestfallen

沮丧
Meaning
sad and disappointed
Example
He looked crestfallen after hearing the bad news.
听到坏消息后，他看起来沮丧。
C2 noun /ˈklaɪmɪŋ fɪʃ/

Climbing-fish

爬树鱼
Meaning
a type of fish that can climb trees and survive out of water for short periods
Example
The climbing-fish can move from one pond to another by climbing trees.
爬树鱼可以通过爬树从一个池塘移动到另一个池塘。
C2 adjective /tʃeɪst/

Chaste

贞洁; 纯洁
Meaning
pure and morally good; abstaining from sexual activity
Example
She lived a chaste and virtuous life.
她过着纯洁而美德的生活。
C1 verb ˌkəʊ.əˈles

coalesce

合并
Meaning
Come together and form one mass or whole; unite to form one organization or group.
Example
The different theories coalesced into one unified idea.
不同的理论合并成一个统一的观点。
C2 noun /ˈkæm.fər/

Camphor

樟脑
Meaning
a white crystalline substance with a strong aromatic smell, used in medicine and religious ceremonies
Example
The temple was filled with the fragrant smoke of burning camphor.
寺庙里充满了燃烧的樟脑散发出的芳香烟雾。
A2 verb /kənˈtɪn.juːd/

continued

继续
Meaning
Kept happening or carried on without stopping.
Example
She continued working despite the challenges.
她继续工作，尽管面临挑战。
B1 noun/verb /ˈkɒmplɪmənt/

compliment

恭维
Meaning
a polite expression of praise or admiration; to politely praise someone
Example
She complimented him on his excellent presentation.
她对他的精彩演讲表示了恭维。
C2 adjective /ˈkʌvətəs/

covetous

贪婪
Meaning
having or showing a strong desire for someone else's possessions
Example
She gave him a covetous look when he showed his new watch.
他在展示新手表时给了他一个贪婪的眼神。
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。
A2 noun /ˈkæptɪn/

Captain

舰长
Meaning
a military officer of middle rank; the person in command of a ship or aircraft
Example
The captain ordered his troops to advance forward.
舰长命令他的部队向前进发。
C2 verb /kəˈdʒoʊl/

cajole

哄骗
Meaning
To persuade someone to do something by flattery or gentle urging.
Example
She managed to cajole her friend into joining the trip.
她成功地说服她的朋友加入这次旅行。
C1 adjective, noun /ˈsɛlɪbət/

celibate

Meaning
abstaining from marriage and sexual relations; a person who does so
Example
He chose to remain celibate for religious reasons.
B2 verb /kɑːrv/

carve

Meaning
To cut or shape something, especially wood or stone, into a desired form.
Example
The artist carved a beautiful statue out of marble.
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 /kənˈsɜːrv/

conserve

节约
Meaning
to protect something from harm or destruction; to use resources carefully to avoid waste
Example
We must conserve water during the dry season.
我们必须在干旱季节节约水。
B2 noun /ˌsɜː.kjʊˈleɪ.ʃən/

circulation

zh_translation
Meaning
The movement of blood through the body, or the movement of any fluid through a closed system.
Example
Proper circulation ensures that oxygen and nutrients reach every cell.
zh_example_sentence_translation
B2 noun /kənˈdenst mɪlk/

Condensed milk

炼乳
Meaning
milk from which water has been removed and sugar added, creating a thick, sweet product
Example
The recipe calls for a can of condensed milk to make the dessert extra creamy.
这个食谱需要一罐炼乳来让甜点更加奶油味。
C2 noun /kəˈpærɪsən/

caparison

马的装饰覆盖物；华丽且精致的衣物或装饰
Meaning
an ornamental covering for a horse; rich and elaborate clothing or decoration
Example
The king’s horse was adorned with a golden caparison.
国王的马装饰着金色的马披。
C2 noun /koʊˈkɛt/

coquette

卖弄风情的女人
Meaning
a woman who flirts lightheartedly
Example
She was a coquette, always charming everyone at the party.
她是个卖弄风情的女人，总是在聚会上迷倒所有人。
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。
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。
C1 adjective /kənˈtɪn.ju.əl/

Continual

持续的；不停的
Meaning
happening repeatedly over a long period of time; constant and uninterrupted
Example
The continual noise from the construction site was very annoying.
来自建筑工地的持续噪音非常让人烦恼。
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。
B2 noun /ˈtʃer.i ˌblɒs.əm/

Cherry Blossom

樱花
Meaning
the pink or white flowers of a cherry tree that bloom in spring
Example
The cherry blossoms bloom beautifully in April.
樱花在四月美丽地绽放。
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。
B1 noun /tʃiːf/

chief

首领
Meaning
a leader or person in charge of a group or organization
Example
The chief of the village made an important decision.
村庄的首领做出了一个重要的决定。
C2 adjective /ˈklæmərəs/

clamorous

喧闹的
Meaning
making a loud and confused noise; expressing strong demands noisily
Example
The clamorous audience demanded an encore from the band.
喧闹的观众要求乐队再来一首歌。
C2 noun /ˈkaʊntɪŋˌhaʊs/

counting-house

会计办公室
Meaning
a business office where accounts are kept and financial transactions are managed
Example
The merchant spent most of his day in the counting-house reviewing ledgers.
商人一天的大部分时间都在会计办公室检查账簿。
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。
B1 noun /ˈkɒntɪnənt/

continent

大陆
Meaning
one of the large landmasses on Earth such as Asia, Africa, or Europe
Example
Asia is the largest continent in the world.
亚洲是世界上最大的大陆。
C1 noun /ˈtʃɪz.əl/

Chisel

凿子
Meaning
a tool with a sharp flat edge used for cutting or shaping wood, stone, or metal
Example
The carpenter used a chisel to carve the wood.
木匠用凿子雕刻木头。
A2 noun /keɪs/

case

案例 / 情况
Meaning
A particular situation, occurrence, or an instance of something; also a container or covering for something.
Example
In this case, we should wait for further instructions.
在这种情况下，我们应该等待进一步的指示。
C2 noun /ˈkɒŋ.ɡru.əns/

congruence

协调性
Meaning
Harmony, compatibility and agreement between different elements.
Example
The congruence between their ideas made collaboration easy.
他们思想的协调性使得合作变得轻松。
C2 noun ˌsɜːkəmˈspekʃən

circumspection

谨慎, 避免风险
Meaning
The quality of being wary and unwilling to take risks; prudence.
Example
His circumspection ensured no mistakes were made.
他的谨慎确保没有犯错误。
A2 noun /koʊtʃ/

coach

教练
Meaning
A person who helps improve others' skills or knowledge.
Example
The football coach motivated his team before the match.
足球教练在比赛前激励了他的队伍。
C2 adjective /ˈkeəwɔːn/

careworn

疲惫且忧虑
Meaning
Showing signs of worry, stress, or exhaustion.
Example
His careworn face revealed years of struggle.
他那张疲惫的脸显示了多年的挣扎。
B2 noun /ˈkʊriər/

courier

快递员
Meaning
a person or company that delivers messages, packages, or mail
Example
The courier delivered the documents on time.
快递员准时交付了文件。
C2 verb /kruːn/

croon

用柔和、低沉、温柔的声音唱歌或哼歌
Meaning
to sing or hum in a soft, low, and gentle voice
Example
She crooned a lullaby to help the baby fall asleep.
她唱着摇篮曲帮助婴儿入睡。
A2 noun, verb /kəˈrɪər/

career

职业 / 事业
Meaning
As a noun: a person’s course of professional life; as a verb: to move swiftly and in an uncontrolled way.
Example
She built a successful career in medicine.
她在医学领域建立了一个成功的职业生涯。
B2 adjective kənˈsaɪs

concise

简洁
Meaning
Brief and clearly expressed without unnecessary details.
Example
A concise speech is more impactful than a long one.
简洁的演讲比冗长的演讲更有影响力。
C1 noun /ˈtʃæs.tɪ.ti/

Chastity

贞洁; 处女; 节制;
Meaning
the practice of refraining from extramarital or premarital sexual relations; sexual purity
Example
Many religious traditions value chastity as a virtue of moral purity.
许多宗教传统把贞洁看作是一种道德纯洁的美德。
B2 noun /ˈkʌs.tə.mər rɪˈten.ʃən/

Customer Retention

客户保持
Meaning
The ability of a company or product to retain its customers over some specified period.
Example
High customer retention increases business sustainability.
高客户保持率增加了商业可持续性。
B2 adjective /ˈsɪvɪk/

civic

市民
Meaning
relating to a city, town, or the duties of its citizens
Example
The mayor encouraged people to take part in civic activities.
市长鼓励人们参与市民活动。
A1 noun /ˈkæm.rə/

camera

Meaning
a device used for taking photographs or recording videos
Example
She bought a new camera for her photography class.
C2 noun /ˈkɒntrətɑː̃/

contretemps

意外争执
Meaning
an unexpected and unfortunate event or disagreement; a minor dispute
Example
There was a small contretemps between the two colleagues during the meeting.
会议期间，两位同事之间发生了一个小的意外争执。
B1 verb kleɪmz

claims

夺取生命
Meaning
To take someone's life, to cause death
Example
Workplace pollution claims thousands of lives annually.
工作场所污染每年夺走成千上万的生命。
C2 noun /ˈkærəm/

Carom

孜然
Meaning
aromatic seeds of a plant used as a spice, especially in Indian cooking
Example
Carom seeds are often used in traditional Indian bread recipes.
孜然种子经常用于传统的印度面包食谱中。
A2 verb /kræʃ/

crash

幸福
Meaning
To collide violently; to suddenly stop working (for machines or computers).
Example
The car crashed into the wall at high speed.
她在获得奖项时无法掩饰自己的幸福。
B1 adverb /ˈkɑːm.li/

Calmly

平静地
Meaning
in a peaceful way without showing strong emotions; quietly and without excitement
Example
She spoke calmly despite being angry.
她在生气的情况下冷静地说话。
B1 noun /ˈklaɪ.mət/

climate

气候
Meaning
The weather conditions prevailing in an area in general.
Example
Climate change impacts all regions globally.
气候变化影响全球所有地区。
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。
C2 noun /kaɪˈmɪərə/

chimera

奇美拉
Meaning
A mythical creature with parts from different animals; also used to mean a fanciful illusion or unattainable dream.
Example
The idea of a perfect society is often a chimera.
完美社会的概念往往是一种幻想。
B1 noun /kəʊˌɒp.ərˈeɪ.ʃən/

cooperation

合作
Meaning
The process of working together to the same end.
Example
Cooperation ensures effective problem-solving.
合作确保有效的问题解决。
A2 noun /ˈklɑːsmeɪt/

classmate

同学
Meaning
a person who is in the same class or course of study as another
Example
I met one of my old classmates at the university event.
我在大学活动中遇到了一位老同学。
B2 adjective /kræmpt/

cramped

狭小, 不舒服地小
Meaning
uncomfortably small or restricted
Example
The room was so cramped that we could barely move.
房间太小了，以至于我们几乎不能移动。
C1 adjective kəʊˈhiː.sɪv

cohesive

凝聚力强
Meaning
Characterized by or causing cohesion; forming a united whole.
Example
The team displayed a cohesive strategy.
团队展示了一个凝聚力强的战略。
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。
A2 adjective /ˈtʃɪə.fəl/

Cheerful

愉快的; 乐观的; 充满喜悦
Meaning
happy and optimistic; full of joy and good spirits; bright and lively
Example
She has a cheerful personality that brightens everyone's day.
她有一个愉快的个性，照亮了每个人的日子。
B2 noun /ˈkloʊʒər/

closure

关闭
Meaning
the action or process of closing something, or the sense of finality or resolution.
Example
The closure of the company left many employees without jobs.
公司的关闭使许多员工失业。
C1 verb /ˈkæptɪveɪt/

captivate

迷住，吸引
Meaning
to attract and hold the interest of; to charm or fascinate
Example
Her beautiful voice captivated the audience.
她美丽的声音迷住了观众。
C2 noun /kwɑːˈfjʊr/

coiffure

发型
Meaning
A person's hairstyle, typically an elaborate one.
Example
Her elegant coiffure impressed everyone at the party.
她优雅的发型让聚会上的每个人都印象深刻。
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。
B2 verb /kəmˈpaɪl/

compile

编制
Meaning
to collect information or material and put it together in a list, report, or book
Example
She compiled the research data into a detailed report.
她将研究数据编纂成一份详细报告。
B1 noun /ˈkætəɡɔːri/

category

类别
Meaning
a class or division of things regarded as having particular shared characteristics
Example
Books are arranged by category in the library.
书籍在图书馆按类别排列。
A2 verb /kəmˈper/

compare

比较
Meaning
to examine similarities and differences between things
Example
I will compare these two products before buying.
我将在购买前比较这两款产品。
C1 adjective /kənˈsɜːrtɪd/

concerted

协调的
Meaning
done with great effort, planned and performed together by multiple people
Example
The workers made a concerted effort to improve conditions.
工人们为改善条件做出了协调的努力。
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。
A2 verb /kənˈtɪnjuː/

continue

继续
Meaning
To keep happening, existing, or doing something without stopping.
Example
The rain will continue throughout the night.
雨水会持续整晚。
A2 noun /ˈsɪnəmə/

cinema

电影院
Meaning
a place where films are shown to the public; the art or industry of making and showing films
Example
We went to the cinema to watch a new movie.
我们去电影院看了一部新电影。
B2 noun kənˈsen.səs

consensus

共识
Meaning
A general agreement among all members of a group.
Example
Consensus was reached after long deliberation.
经过长时间的讨论，达成了共识。
B1 adjective /ˈkɜːrli/

curly

卷曲的
Meaning
having curls or waves; shaped with bends or coils
Example
She has naturally curly hair.
她有自然的卷曲头发。
A1 verb /tʃuːz/

choose

选择
Meaning
to pick or select from several options
Example
I always choose healthy food options.
我总是选择健康的食物选择。
B2 verb /ˌkɒmprɪˈhɛnd/

comprehend

理解
Meaning
to understand or grasp the meaning of something
Example
It is difficult to comprehend the scale of the disaster.
理解灾难的规模很困难。
B2 verb /kənˈfes/

confess

承认
Meaning
to admit guilt or wrongdoing; to acknowledge
Example
He confessed his mistake to his teacher.
他向老师承认了自己的错误。
A2 noun /klaʊd/

Cloud

云
Meaning
a visible mass of condensed water vapour floating in the atmosphere above the ground
Example
Dark clouds gathered before the storm.
暴风雨前，黑云聚集。
C2 noun /ˌkæt ə ˈnaɪn ˌteɪlz/

cat-o-nine-tails

九尾鞭
Meaning
A whip with nine knotted cords, historically used for punishment.
Example
The sailor feared the cat-o-nine-tails more than the storm at sea.
那名水手比海上的风暴更害怕九尾鞭。
B2 verb /ˌkɒn.trəˈdɪkt/

contradict

反驳
Meaning
to say or show the opposite of something that has been said or believed
Example
His actions contradict his words.
他的行为与他的言辞相矛盾。
C2 noun /krəˈdjuːlɪti/

credulity

轻信
Meaning
A tendency to be too ready to believe that something is real or true.
Example
The scam succeeded because of the victim's credulity.
诈骗因受害人的轻信而成功。
C2 adjective /ˈkreɪvən/

craven

懦夫
Meaning
cowardly; lacking courage
Example
He was too craven to stand up for his beliefs.
他太懦弱，无法捍卫自己的信念。
C1 noun /ˈkæmi.oʊ/

cameo

客串
Meaning
a small but significant role in a play, film, or show, often performed by a well-known person
Example
The actor made a surprise cameo in the movie.
那位演员在电影中出人意料地客串了。
B2 noun /ˈkæʒ.u.əl.ti/

Casualty

伤亡; 受害者; 损失
Meaning
a person killed or injured in a war or accident; a victim of circumstances
Example
The hospital treated many casualties from the car accident.
医院治疗了许多来自车祸的伤者。
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。
A2 adjective /ˈkraʊdɪd/

crowded

幸福
Meaning
filled with too many people or things
Example
The bus was so crowded that I could hardly move.
当她收到奖项时，她无法掩饰自己的幸福。
B1 verb /kənˈsɪst/

consist

由...组成
Meaning
to be made up or composed of certain parts or elements
Example
The committee consists of five members.
委员会由五个成员组成。
B1 noun /kənˈfjuː.ʒən/

Confusion

混乱, 迷惑, 混淆
Meaning
lack of understanding; uncertainty; the state of being bewildered or unclear in one's mind
Example
There was confusion about the meeting time, so half the team arrived late.
关于会议时间存在混淆，因此一半团队迟到了。
B1 noun /kɒp/

cop

警察
Meaning
a police officer (informal)
Example
The cop stopped the car for speeding.
警察因超速而拦下了那辆车。
C2 noun /kənˈtrɪʃ.ən/

contrition

悔恼
Meaning
the state of feeling remorseful and repentant
Example
His contrition was evident after the apology.
在道歉后，他的悔恼显而易见。
C1 adjective /ˈkɔːrdiəl/

Cordial

亲切的; 真诚的; 热情的
Meaning
warmly friendly; sincere; heartfelt
Example
She gave us a cordial welcome at the front door.
她在门口给了我们热情的欢迎。