B2 adjective ˈkɒɡnɪtɪv

cognitive

认知的

Meaning

Related to mental processes of perception, memory, judgment, and reasoning.

Example

Cognitive functions improve with practice and learning.

认知功能通过练习和学习得到改善。

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。

B2 noun /ˈsɛnsəs/

census

人口普查

Meaning

An official count or survey of a population, typically recording various details of individuals.

Example

The government conducted a census to update demographic data.

政府进行了人口普查，以更新人口统计数据。

B2 adjective /ˈkʌltʃəd/

cultured

有文化的

Meaning

characterized by refined taste, manners, and education

Example

She is a cultured woman who loves art and literature.

她是一个有文化的女人，喜欢艺术和文学。

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 /ˈkaʊn.səl.ər/

counselor

顾问

Meaning

a person trained to give guidance on personal, social, or psychological problems

Example

The school counselor helped the student deal with stress.

学校的顾问帮助学生应对压力。

B2 adjective /ˈsɛntɪɡreɪd/

centigrade

摄氏度 (摄氏)

Meaning

Relating to the Celsius temperature scale, where water freezes at 0° and boils at 100°.

Example

The weather forecast predicted 30 degrees centigrade.

天气预报预测了30度摄氏度。

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。

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。

B2 noun /kənˈtroʊlər/

controller

控制器

Meaning

a person or device that manages, directs, or regulates something

Example

The game controller made it easy to play the video game.

游戏控制器让玩视频游戏变得更容易。

B2 verb kəˈlaɪd

collide

碰撞, 撞击

Meaning

Hit with force when moving; come into conflict or opposition.

Example

The two cars collided at the intersection.

两辆车在交叉口相撞。

B2 verb /ˈkærəktəraɪz/

characterize

Meaning

to describe or portray the distinctive features or qualities of someone or something

Example

The author characterizes the hero as brave and selfless.

B2 noun /kəˈkeɪn/

cocaine

可卡因 (毒品)

Meaning

a powerful and addictive illegal drug made from coca leaves

Example

He was arrested for possessing cocaine.

他因拥有可卡因而被逮捕。

B2 noun /ˈsel.ər.i/

Celery

芹菜

Meaning

a green vegetable with long crisp stems that can be eaten raw or cooked

Example

I added chopped celery to the soup for extra flavor.

我将切碎的芹菜加入汤中以增加风味。

B2 noun /ˈkætəlɔːɡ/

catalog

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 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。

B2 noun /ˈsaɪkloʊn/

cyclone

气旋

Meaning

a large-scale air mass that rotates around a strong center of low atmospheric pressure; a violent tropical storm

Example

The cyclone caused severe flooding along the coast.

气旋在沿海地区造成了严重的洪水。

B2 verb /kənˈsiːl/

conceal

隐藏

Meaning

to hide something or keep it secret

Example

He tried to conceal his disappointment behind a smile.

他试图用微笑掩饰自己的失望。

B2 noun /ˈklɒzɪt/

closet

衣柜

Meaning

a small room or enclosed space used for storing clothes or other things

Example

She keeps her winter coats in the closet near the door.

她把冬季外套放在门旁的衣柜里。

B2 adjective /kəˈrɛspɒndɪŋ/

corresponding

commodity

商品

Meaning

A raw material or primary agricultural product that can be bought and sold.

Example

Oil is a valuable commodity in the global market.

石油是全球市场上有价值的商品。

B2 noun /ˌkrɛd.ɪˈbɪl.ɪ.ti/

credibility

可信度

Meaning

The quality of being trusted and believed in; trustworthiness.

Example

His credibility as a leader remains unquestioned.

他作为领导者的可信度无可争议。

B2 verb /kəˈmɛnd/

commend

表扬

Meaning

to praise formally or officially

Example

The teacher commended the students for their hard work.

老师表扬了学生们的努力。

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。

B2 noun /kənˈsɪstənsi/

consistency

一致性, 连贯性

Meaning

The quality of always behaving or performing in a similar way; uniformity.

Example

Consistency in quality is key to customer satisfaction.

质量的一致性是客户满意的关键。

B2 noun /ˈkoʊ.brə/

Cobra

眼镜蛇

Meaning

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

Example

The cobra raised its hood and hissed at the intruder.

眼镜蛇抬起了它的帽子，对入侵者发出了嘶嘶声。

B2 adjective /ˈsɛl.əˌbreɪ.tɪd/

celebrated

著名

Meaning

Widely known and praised; famous for an achievement.

Example

He is a celebrated author in the field of literature.

他是文学领域的一位著名作家。

B2 noun /ˈkɔːr.əs/

Chorus

合唱团；一首歌曲中在每节之后重复的部分

Meaning

a large organized group of singers; a part of a song that is repeated after each verse

Example

The school chorus performed beautifully at the annual concert.

学校合唱团在年度音乐会上表现得非常好。

B2 noun /ˈkæʃuː nʌts/

Cashew nuts

腰果

Meaning

kidney-shaped nuts from the cashew tree, commonly eaten as snacks or used in cooking

Example

Cashew nuts are often used in Indian sweets and curries.

腰果常用于印度的甜点和咖喱中。

B2 noun ˌsaɪ.bə.sɪˈkjʊə.rɪ.ti

cybersecurity

网络安全

Meaning

The practice of protecting systems, networks, and programs from digital attacks

Example

Cybersecurity ensures safe digital operations.

网络安全确保数字化运营的安全。

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。

B2 noun /ˈkreɪ.dəl/

Cradle

摇篮

Meaning

a small bed for a baby, especially one that rocks from side to side

Example

The baby sleeps peacefully in the cradle.

婴儿在摇篮里安静地睡觉。

B2 verb /ˈkɒmbæt/

combat

对抗

Meaning

to fight against something, especially to reduce or stop it

Example

The government is taking steps to combat corruption.

政府正在采取措施来对抗腐败。

B2 adjective /ˈklɪn.ɪ.kəl/

clinical

临床的

Meaning

Related to the observation and treatment of patients rather than theoretical study.

Example

The doctor conducted a clinical examination.

医生进行了临床检查。

B2 noun /kraɪˈtɪəriə/

criteria

标准

Meaning

Standards or principles by which something is judged or decided.

Example

The candidates were evaluated based on strict criteria.

候选人根据严格的标准进行评估。

B2 noun /ˈklær.ɪ.ti/

clarity

清晰度

Meaning

The quality of being coherent and intelligible; transparency or lucidity.

Example

The speaker's clarity made the concept easy to understand.

演讲者的清晰度使得这个概念变得容易理解。

B2 noun /ˈkəʊ.tɪŋ/

coating

涂层

Meaning

A protective or decorative layer applied to a surface.

Example

A protective coating prevents rust formation.

保护涂层可以防止生锈。

B2 noun kənˌtæm.ɪˈneɪ.ʃən

contamination

污染

Meaning

The process of making something less pure by exposure to or addition of a poisonous or polluting substance.

Example

Contamination of air leads to health issues.

空气污染导致健康问题。

B2 verb /ˌkoʊ.ɪnˈsaɪd/

coincide

同时发生

Meaning

To occur at the same time or to be in agreement.

Example

The meeting coincided with her birthday.

会议与她的生日重合。

B2 noun /ˌklæsɪfɪˈkeɪʃən/

classification

分类

Meaning

the action or process of classifying something into groups based on shared characteristics.

Example

The classification of animals helps in understanding their biology.

动物的分类有助于理解它们的生物学。

B2 noun /kraɪˈtɪəriən/

criterion

标准

Meaning

A standard or rule used to make a judgment or decision.

Example

Honesty is an important criterion for this job.

诚实是这份工作的一个重要标准。

B2 noun /ˈtʃɪk piː/

Chick pea

鹰嘴豆

Meaning

round beige legume; protein-rich pulse used in various dishes

Example

Soak the chick peas overnight before cooking them for better digestion.

将鹰嘴豆浸泡一整晚，然后烹饪，以改善消化。

B2 verb /kloʊð/

clothe

穿衣

Meaning

to put clothes on; to dress; to provide with clothing

Example

She clothed the baby in warm garments.

她把宝宝穿上了温暖的衣服。

B2 adjective /ˌkɒm.plɪˈmen.tər.i/

Complimentary

赠送的；赞美的；作为礼节免费提供

Meaning

expressing praise or admiration; given or supplied free of charge as a courtesy

Example

The hotel offers complimentary breakfast for all guests.

酒店为所有客人提供免费的早餐。

B2 verb /kənˈsoʊl/

console

安慰

Meaning

to comfort someone who is sad or disappointed; to provide solace

Example

She tried to console her friend after the loss.

她试图在失落后安慰她的朋友。

B2 noun/adjective /kənˈstɪtʃuənt/

constituent

成分 / 选民

Meaning

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

Example

The senator met with his constituents to discuss local issues.

参议员与他的选民会面，讨论当地问题。

B2 adverb /ˈtʃiːfli/

chiefly

主要

Meaning

mainly; primarily

Example

The festival is celebrated chiefly by young people.

这个节日主要由年轻人庆祝。

B2 verb /saɪt/

cite

引用

Meaning

to quote; to mention as an example or proof

Example

The lawyer cites relevant case law.

律师引用相关案例法。

B2 noun /kəˈdɛt/

cadet

军校生

Meaning

A young trainee in the armed forces, police, or other organization.

Example

The cadet marched proudly in the parade.

军校生在游行中自豪地行进。

B2 noun /kəˈlɛstərɒl/

cholesterol

胆固醇

Meaning

a fatty substance found in the blood, high levels of which can cause health problems

Example

High cholesterol can increase the risk of heart disease.

高胆固醇可能增加患心脏病的风险。

B2 noun /kəˈtæstrəfi/

catastrophe

灾难

Meaning

A sudden and widespread disaster or misfortune.

Example

The earthquake was a catastrophe for the entire region.

地震对整个地区来说是一次灾难。

B2 noun /kənˈdʒes.tʃən/

congestion

交通堵塞

Meaning

A situation in which a place is too blocked or crowded, causing difficulties.

Example

Urban congestion leads to longer travel times.

城市交通堵塞导致了更长的旅行时间。

B2 noun /kəˈmændər/

Commander

指挥官

Meaning

a person in authority over a military unit; leader of armed forces

Example

The commander ordered his troops to advance.

指挥官命令他的部队前进。

B2 verb /ˈkʌltɪveɪt/

cultivate

耕种

Meaning

to grow crops or plants; to develop or improve something

Example

Farmers cultivate rice in the paddy fields.

农民在稻田里种植水稻。

B2 adverb /ˈkɒnsɪkwəntli/

consequently

因此

Meaning

as a result; therefore

Example

He didn’t study, and consequently he failed the exam.

他没有学习，因此他没通过考试。

B2 noun /krɑk pɑt/

Crock pot

慢炖锅

Meaning

an electric cooking pot that cooks food slowly at low temperatures

Example

I put the chicken and vegetables in the crock pot before going to work.

我在上班前把鸡肉和蔬菜放入慢炖锅中。

B2 noun /kənˈvɪk.ʃən/

conviction

信念

Meaning

A firmly held belief or opinion.

Example

She spoke with conviction, making everyone believe her.

她充满信念地说话，使每个人都相信她。

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。

B2 noun ˈkrɪt.ɪ.kəl ˈθɪŋ.kɪŋ

critical thinking

批判性思维

Meaning

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

Example

Critical thinking helps in making informed decisions.

批判性思维有助于做出明智的决定。

B2 noun /kənˈfɛʃən/

confession

忏悔

Meaning

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

Example

The suspect made a full confession to the police.

嫌疑人向警方做出了完整的忏悔。

B2 noun /ˈkaʊ.ərd/

Coward

懦夫

Meaning

a person who lacks the courage to do or endure dangerous or unpleasant things

Example

He called himself a coward for not standing up to the bully.

他自称为懦夫，因为他没有站出来反对恶霸。

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 adjective /kəmˈpʌlsəri/

compulsory

强制性

Meaning

Required by law or a rule; obligatory.

Example

Wearing seat belts is compulsory in most countries.

在大多数国家，佩戴安全带是强制性的。

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。

B2 noun /ˈkaʊn.tər/

counter

柜台

Meaning

a flat surface in a shop, bank, or kitchen where transactions or work are done

Example

The cashier stood behind the counter.

收银员站在柜台后面。

B2 adjective ˌkæt.əˈstrɑː.fɪk

catastrophic

灾难性的, 毁灭性的

Meaning

Involving or causing sudden great damage or suffering.

Example

Climate change has catastrophic consequences.

气候变化带来了灾难性的后果。

B2 noun /ˌkɑː.bəʊˈhaɪ.dreɪts/

carbohydrates

碳水化合物

Meaning

Organic compounds consisting of carbon, hydrogen, and oxygen, serving as a primary source of energy for the body.

Example

Whole grains are a great source of healthy carbohydrates.

全谷物是健康碳水化合物的极佳来源。

B2 noun /kənˈvɜːrtər/

converter

转换器

Meaning

a device or person that changes something from one form, system, or use to another; a tool that converts data, energy, or materials

Example

The engineer used a converter to change AC power into DC power.

工程师使用转换器将交流电转换为直流电。

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。

B2 noun /ˌkɒndɛnˈseɪʃən/

condensation

冷凝

Meaning

The process of water vapor changing into liquid; also, the act of making something more concise.

Example

Condensation formed on the windows during the cold night.

在寒冷的夜晚，窗户上形成了冷凝。

B2 noun /ˈtʃeɪmbər/

chamber

房间

Meaning

a large room used for formal or public events, or a private room.

Example

The king held meetings in his private chamber.

国王在他的私人房间里举行会议。

B2 noun /ˌsɜːrtɪfɪˈkeɪʃən/

certification

认证

Meaning

the process of officially recognizing or confirming that something or someone meets required standards; an official document proving qualification

Example

She received her professional certification after completing the training program.

她在完成培训项目后获得了专业认证。

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.

B2 noun ˈkæp.sjuːl

capsule

胶囊。一个小的可溶解的明胶外壳，内含药物剂量，整个吞下。

Meaning

A small soluble case of gelatin containing a dose of medicine, swallowed whole.

Example

Capsules contain controlled environments.

胶囊包含受控的环境。

B2 preposition /kənˈsɜːnɪŋ/

concerning

关于

Meaning

about or relating to something; causing worry or anxiety

Example

There are some reports concerning the new project.

关于新项目有一些报告。

B2 noun /ˈkrɪstəl/

crystal

水晶

Meaning

a clear, transparent mineral or glass that forms a solid structure with regular patterns

Example

She wore a necklace made of sparkling crystal.

她戴着一条闪闪发光的水晶项链。

B2 noun /ˌkɔr.əˈspɑn.dəns/

Correspondence

通信；相似或等价；通过交换信件进行的沟通

Meaning

letters sent or received; similarity or equivalence; communication by exchange of letters

Example

The historical correspondence between the two famous writers was recently published.

两位著名作家之间的历史通信最近已发布。

B2 noun /kɜːrl/

Curl

卷发; 螺旋形状

Meaning

a piece of hair that curves or coils; something with a spiral or curved shape

Example

She had beautiful natural curls that framed her face perfectly.

她有美丽的自然卷发，完美地框住了她的脸。

B2 verb /kəmˈpɛl/

compel

强迫

Meaning

To force or drive someone to do something.

Example

The law compels citizens to pay taxes.

法律强迫公民缴纳税款。

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 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。

B2 noun /kənˈtɛmpt/

contempt

Meaning

a strong feeling of dislike and lack of respect towards someone or something

Example

He spoke with contempt about the corrupt officials.

B2 verb /ˈkɒmpənseɪtɪd/

compensated

Meaning

to have been given something, typically money, as a recompense for loss, suffering, or work done

Example

The workers were compensated for their overtime hours.

B2 noun /ˌkɒrəˈleɪʃən/

correlation

construct

建造

Meaning

to build or form something by putting parts together

Example

They plan to construct a new bridge over the river.

他们计划在河上建一座新桥。

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。

B2 noun /kənˌfɪɡəˈreɪʃən/

configuration

配置

Meaning

an arrangement of parts or elements in a particular form or structure

Example

The configuration of the system needs to be adjusted for better performance.

系统配置需要调整以提高性能。

B2 noun /ˌkɒn.tɪˈnjuː.ɪ.ti/

continuity

连续性

Meaning

the state of being continuous or connected; consistency over time

Example

Maintaining continuity in leadership is essential for organizational stability.

在领导力中保持连续性对于组织稳定性至关重要。

B2 verb /kənˈfaɪn/

confine

限制

Meaning

to restrict someone or something within certain limits; to keep someone in a closed space

Example

The prisoner was confined to his cell for 23 hours a day.

囚犯每天被关在他的牢房里23小时。

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。

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 verb /kənˈsɒl.ɪ.deɪt/

consolidate

合并

Meaning

To combine things in order to make them more effective or easier to handle.

Example

The company aims to consolidate its market position.

公司旨在巩固其市场地位。

B2 noun /kɔːrps/

corpse

尸体

Meaning

a dead body, especially of a human

Example

The police discovered a corpse in the abandoned house.

警察在废弃的房子里发现了一具尸体。

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。

B2 noun /ˈkʊk.uː/

Cuckoo

布谷鸟

Meaning

a bird known for its distinctive call and for laying eggs in other birds' nests

Example

We heard the cuckoo calling from the forest early in the morning.

我们在清晨听到了从森林传来的布谷鸟的叫声。

B2 noun /ˈkɒm.pɒ.stɪŋ/

composting

堆肥

Meaning

The process of recycling organic waste into fertile fertilizer.

Example

Composting reduces waste and enhances soil fertility.

堆肥减少垃圾并提高土壤肥力。

B2 noun /ˈsɜːr.tən.ti/

Certainty

确定性

Meaning

firm conviction that something is the case; the quality of being reliably true

Example

We can say with certainty that the project will be completed on time.

我们可以确定地说，项目将按时完成。

B2 adjective /ˈkɒn.trər.i/

Contrary

相反的; 反对的;

Meaning

opposite in nature, direction, or meaning; completely different

Example

Contrary to popular belief, cats can be very social animals.

与流行的看法相反，猫可以是非常社交的动物。

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。

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 verb /ˈklæsɪfaɪ/

classify

Meaning

to arrange or organize into categories or groups

Example

The librarian classified the books by subject.

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。

B2 noun /ˌkɔːriˈændər/

Coriander

香菜

Meaning

aromatic herb with feathery leaves used for flavoring food; also refers to the seeds used as spice

Example

Fresh coriander leaves are sprinkled on top of the curry.

新鲜的香菜叶撒在咖喱上。

B2 noun, verb /kjuːb/

cube

立方体

Meaning

As a noun: a solid object with six equal square faces. As a verb: to cut food into small square pieces.

Example

She put a sugar cube in her tea.

她把一块糖放进了她的茶里。

B2 noun /kriːk/

creek

小溪

Meaning

a small stream or narrow river

Example

We went fishing by the creek near our house.

我们在离家很近的小溪旁钓鱼。

B2 adverb /ˈkæʒ.u.ə.li/

Casually

随便地; 放松且非正式的方式

Meaning

in a relaxed and informal way; without much thought or preparation

Example

He casually mentioned that he was leaving.

他随便提到他要走了。

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。

B2 noun /ˈkɒl.ər/

Collar

项圈

Meaning

a band of material around the neck; in jewelry context, a close-fitting necklace

Example

She wore an elegant pearl collar to the formal dinner.

她在正式晚宴上戴了一条优雅的珍珠项圈。

B2 adjective, noun /ˈkɑːmənpleɪs/

commonplace

常见的

Meaning

ordinary or unremarkable; something that is usual or commonly found

Example

Smartphones have become commonplace in modern life.

智能手机已成为现代生活中的常见事物。

B2 noun /ˈkrɪtɪk/

critic

评论家

Meaning

A person who judges the merits of something, especially art or literature

Example

The film critic praised the director's latest movie.

电影评论家赞扬了导演的最新电影。

B2 adjective /ˈtʃaɪld.laɪk/

Childlike

像孩子一样; 天真和信任; 纯净和简单

Meaning

innocent and trusting like a child; having the good qualities of a child; pure and simple

Example

She maintained a childlike wonder about the world around her.

她对周围的世界保持着孩子般的惊奇。

B2 noun /ˈkɒləni/

colony

殖民地

Meaning

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

Example

India was once a British colony.

印度曾是英国的殖民地。

B2 noun /ˈkʌlprɪt/

culprit

罪犯

Meaning

a person who is responsible for a crime or misdeed

Example

The police caught the culprit behind the robbery.

警察抓住了抢劫案背后的罪犯。

B2 noun /kəmˈplɛksɪti/

complexity

复杂性

Meaning

The state of being complex; intricacy.

Example

The complexity of the problem required a team of experts.

问题的复杂性要求一支专家团队。

B2 noun /ˈkæʃ.uː nʌt/

Cashew Nut

腰果

Meaning

a kidney-shaped nut with a creamy texture and mild flavor

Example

Cashew nuts are often used in cooking and as a healthy snack.

腰果常用于烹饪和作为健康的零食。

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 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 verb /kənˈstreɪn/

constrain

限制

Meaning

to limit or restrict someone or something; to force or compel

Example

The new regulations constrain businesses from polluting the environment.

新规定限制企业不允许污染环境。

B2 adverb /ˈklɒkwaɪz/

Clockwise

顺时针

Meaning

in the direction that clock hands move; in a circular direction from left to right

Example

Turn the valve clockwise to tighten it.

顺时针旋转阀门以拧紧它。

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 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。