B2 adjective /ˌdɪsəˈbiːdiənt/

Disobedient

不服从的

Meaning

refusing to obey rules or authority; rebellious

Example

The disobedient child refused to follow the rules.

不听话的孩子拒绝遵守规则。

B2 adjective /dɪˈfɪnɪtɪv/

definitive

决定性

Meaning

serving as a final or most authoritative form; conclusive and decisive

Example

The committee reached a definitive agreement on the policy.

委员会就政策达成了决定性协议。

B2 noun /dæm/

Dam

大坝; 水库;

Meaning

a barrier constructed to hold back water and raise its level; a female parent of an animal

Example

The massive dam provides electricity and controls flooding in the region.

巨大的大坝为该地区提供电力，并控制洪水。

B2 noun /ˈdiː.sən.si/

Decency

体面

Meaning

behavior that conforms to accepted standards of morality or respectability

Example

She had the decency to apologize for her mistake immediately.

她有体面，立即为她的错误道歉。

B2 verb /dɪˈsiːv/

deceive

欺骗

Meaning

To cause someone to believe something that is not true.

Example

He tried to deceive his friends with a fake story.

他试图用一个假的故事欺骗他的朋友。

B2 verb /dwel/

dwell

居住

Meaning

to live in a place; to think about something for a long time

Example

They dwell in a small cottage by the lake.

他们住在湖边的一座小屋里。

B2 noun /dɪˈkeɪ/

Decay

腐烂; 分解; 衰退

Meaning

the process of rotting or decomposing; gradual decline or deterioration

Example

The old building showed signs of decay after years of neglect.

这座老建筑在多年疏忽后显示出腐烂的迹象。

B2 noun /dɪˈsep.ʃən/

Deception

欺骗

Meaning

the action of deceiving someone; the state of being deceived

Example

The magician's deception amazed the audience with seemingly impossible tricks.

魔术师的欺骗让观众对看似不可能的魔法惊讶不已。

B2 verb /dɪˈtekt/

detect

检测

Meaning

to discover or identify the presence or existence of something; to notice something that is not immediately obvious

Example

The security system can detect movement in the building.

安全系统可以检测到建筑物内的运动。

B2 noun ˌdiː.fɒr.ɪˈsteɪ.ʃən

deforestation

森林砍伐

Meaning

The action of clearing a wide area of trees; the permanent destruction of forests in order to make the land available for other uses.

Example

Deforestation accelerates the loss of biodiversity.

森林砍伐加速了生物多样性的丧失。

B2 noun /ˌdaɪəˈbiːtiːz/

diabetes

幸福

Meaning

a medical condition in which the body cannot properly control the level of sugar in the blood

Example

He was diagnosed with type 2 diabetes last year.

她收到奖项时，无法掩饰自己的幸福。

B2 adjective /dɪˈsɛndənt/

descendent

下降的

Meaning

Moving downward; going down or descending.

Example

The river followed a descendent course toward the valley.

河流沿着向下的河道朝着山谷流去。

B2 adjective /ˈdɛlɪkət/

delicate

脆弱

Meaning

Easily broken or damaged; requiring careful handling.

Example

The vase is very delicate, so handle it with care.

这个花瓶非常脆弱，所以请小心拿。

B2 noun /ˈdɪpləmæt/

diplomat

外交官

Meaning

An official representing a country abroad; a person skilled in dealing with people tactfully.

Example

The diplomat negotiated a peace agreement.

外交官谈判了一个和平协议。

B2 verb /dɪˈspaɪz/

despise

鄙视

Meaning

to regard with contempt; to hate strongly

Example

She despises dishonesty in all its forms.

她鄙视所有形式的不诚实。

B2 adjective /ˌdɪsəˈɡriːəbl/

disagreeable

令人不悦

Meaning

Unpleasant or offensive; causing discomfort or annoyance.

Example

The weather was cold and disagreeable.

天气寒冷且令人不悦。

B2 verb /dɪˈspætʃ/

dispatch

派遣

Meaning

to send off to a destination or for a purpose

Example

The company dispatched aid to the flood victims.

公司向洪水受害者派遣了援助。

B2 noun /dɪˈpen.dəns/

Dependence

依赖

Meaning

the state of relying on or needing someone or something for support; addiction

Example

His dependence on technology made it difficult for him to work without internet.

他对科技的依赖使得他在没有互联网的情况下很难工作。

B2 verb dɪˈspætʃt

dispatched

派遣

Meaning

To send off to a destination or for a purpose.

Example

A team was dispatched quickly.

一支队伍被迅速派遣。

B2 noun /ˈdes.tə.ni/

Destiny

命运; 天命; 预定的道路

Meaning

the events that will necessarily happen to someone in the future; fate or predetermined course

Example

She believed that meeting him was her destiny and meant to be.

她相信，遇到他是她的命运，注定要发生。

B2 adjective /dɪsˈɡʌstɪd/

disgusted

厌恶的

Meaning

feeling a strong sense of dislike or revulsion

Example

She was disgusted by the way he treated the animals.

她对他对待动物的方式感到厌恶。

B2 adjective /ˈdɛntəl/

dental

牙科的

Meaning

relating to teeth or dentistry

Example

She goes for a dental checkup every six months.

她每六个月进行一次牙科检查。

B2 noun dɪˈveləpɪŋ ˈriːdʒənz

developing regions

发展中国家

Meaning

Areas or countries that are in the process of economic growth and development

Example

Pollution affects developing regions the most.

污染最严重地影响发展中国家。

B2 noun daɪˈvɜːsɪti

diversity

多样性

Meaning

The state of being diverse; variety.

Example

Biodiversity promotes ecosystem stability and resilience.

生物多样性促进了生态系统的稳定性和恢复力。

B2 noun /dɛk/

deck

甲板 / 平台

Meaning

A flat surface or platform, often on a ship or building.

Example

We enjoyed the sunset from the upper deck of the ferry.

我们从渡船的上层甲板上欣赏日落。

B2 noun /dɪˈsen.dənt/

Descendant

后代

Meaning

a person who is descended from a particular ancestor; offspring of a later generation

Example

She discovered that she was a descendant of European royalty through genealogy research.

她通过家谱研究发现，她是欧洲皇室的后代。

B2 verb dɪˈtɪəriəreɪt

deteriorate

恶化

Meaning

To become progressively worse in quality, condition, or performance; to decline.

Example

Unplanned growth can deteriorate living conditions.

无计划的增长可能会恶化生活条件。

B2 adjective /dɪˈsɛptɪv/

deceptive

具有欺骗性的

Meaning

Giving an appearance or impression different from the truth; misleading.

Example

Appearances can be deceptive.

外表可能具有欺骗性。

B2 noun /dɪsˈkʌmfərt/

discomfort

不适

Meaning

A feeling of slight pain, unease, or awkwardness.

Example

She shifted in her chair due to discomfort in her back.

由于背部不适，她在椅子上移动。

B2 adjective /dɪˈvaɪn/

Divine

神圣的; 天上的; 类似神的; 与上帝或神灵有关

Meaning

heavenly; sacred; godlike; relating to God or a deity

Example

The divine beauty of the sunset took their breath away.

夕阳的神圣美景让他们屏息凝视。

B2 noun /dɪˈnɒmɪˌneɪtər/

denominator

分母

Meaning

the number below the line in a fraction; a common factor in a situation

Example

In the fraction 3/4, the number 4 is the denominator.

在分数3/4中，数字4是分母。

B2 adjective /dɛns/

dense

密集的

Meaning

Closely compacted in substance; having parts crowded together.

Example

The forest was so dense that little sunlight reached the ground.

森林是如此密集，以至于只有很少的阳光照射到地面。

B2 adjective /dɪm/

Dim

昏暗; 光线微弱; 微弱

Meaning

not bright; having little light; faint

Example

The room was dim with only a small candle for light.

房间昏暗，只有一只小蜡烛提供光线。

B2 noun /dwɔːrf/

dwarf

矮人

Meaning

a person, animal, or plant much smaller than average

Example

Snow White lived with seven dwarfs.

白雪公主与七个矮人一起生活。

B2 verb /drɪp/

drip

滴落

Meaning

to fall or let fall in drops

Example

Water was dripping from the broken pipe.

水从破裂的管道中滴下来。

B2 adverb /ˈden.sli/

densely

密集地

Meaning

In a closely compacted or crowded manner.

Example

The area is densely covered with trees.

这个区域密集地覆盖着树木。

B2 noun dɪˈstrækʃən

distraction

分心

Meaning

Something that prevents concentration or takes attention away from something else.

Example

Distraction during study time can hinder learning.

学习时的分心可能会阻碍学习。

B2 verb /dɪˈsɛnd/

descend

Meaning

To move or fall downward; to come or go down from a higher place.

Example

The hikers descended the steep mountain path.

B2 verb /dɪˈmɪnɪʃ/

diminish

Meaning

to make or become less; to reduce in size, importance, or value

Example

Over time, his influence in the company began to diminish.

B2 noun dɪˈplɔɪmənt

deployment

部署

Meaning

The action of bringing resources into effective action.

Example

The deployment of the new software was completed successfully.

新软件的部署成功完成。

B2 adverb /drəˈmætɪkli/

dramatically

戏剧性地

Meaning

in a sudden, striking, or exaggerated way

Example

Sales increased dramatically after the campaign.

在活动后，销售额戏剧性地增长了。

B2 noun /ˈdʌklɪŋ/

duckling

Meaning

a young duck

Example

The mother duck led her ducklings to the pond.

B2 adjective daɪˈdʒes.tɪv

digestive

消化的

Meaning

Relating to the digestion of food.

Example

Digestive enzymes help break down food.

消化酶帮助分解食物。

B2 adjective /ˈdræs.tɪk/

Drastic

剧烈的; 严重的; 产生强烈或深远影响的

Meaning

extreme; severe; having a strong or far-reaching effect

Example

The company took drastic measures to reduce costs.

公司采取了剧烈的措施来减少成本。

B2 adjective /dɪˈzaɪərəbl/

desirable

理想的

Meaning

worth having or wanting; attractive

Example

The location of the house was highly desirable, with great views.

房子的地理位置非常理想，视野极好。

B2 verb /ˈdɪkteɪt/

dictate

口述

Meaning

to say words aloud for someone to write down; to give orders

Example

The boss dictates letters to his secretary.

老板给他的秘书口述信件。

B2 verb /ˌdaɪəɡˈnoʊz/

diagnose

诊断

Meaning

To identify a disease, condition, or problem by examining symptoms.

Example

The doctor diagnosed him with pneumonia.

医生诊断出他患有肺炎。

B2 noun /duːm/

doom

厄运

Meaning

A terrible fate, destruction, or unavoidable bad outcome.

Example

The ancient prophecy foretold the city’s doom.

古老的预言预示了这座城市的厄运。

B2 noun /dɪsˈɡʌst/

Disgust

厌恶

Meaning

a feeling of revulsion or strong disapproval aroused by something unpleasant

Example

She expressed her disgust at the politician's corrupt behavior openly.

她公开表达了对政治家腐败行为的厌恶。

B2 noun /ˈdrʌm.stɪk/

Drumstick

莫林加荚

Meaning

long green pod vegetable from moringa tree; nutritious vegetable used in curries

Example

The drumstick adds a unique flavor to the traditional fish curry.

鼓槌为传统鱼咖喱增添了独特的风味。

B2 noun /dɪsˈpoʊzl/

disposal

处置

Meaning

the action or process of getting rid of something

Example

The disposal of waste is crucial for maintaining a clean environment.

废物处理对于保持清洁的环境至关重要。

B2 verb /dreɪn/

drain

Meaning

to cause liquid to flow away from something; to remove liquid

Example

He drained the pasta before adding the sauce.

B2 verb /dɪˈpɪkt/

depict

Meaning

to represent or show something in a picture, story, or other art form

Example

The painting depicts a beautiful sunset over the sea.

B2 noun /ˈdɔːr.mæt/

Door-mat

门垫

Meaning

a mat placed in front of a door for wiping feet

Example

Please wipe your feet on the door-mat before entering the house.

请在进入房子之前在门垫上擦脚。

B2 noun /ˈdɪɡ.nə.ti/

Dignity

尊严，尊重，自尊

Meaning

the state of being worthy of honor or respect; composure and self-respect

Example

Despite facing hardships, she maintained her dignity throughout the ordeal.

尽管面临困难，她在整个考验过程中保持了尊严。

B2 verb /dɪˈfaɪ/

defy

反抗

Meaning

to openly resist or refuse to obey someone or something; to challenge or dare someone to do something

Example

The protesters continued to defy the government's ban on public gatherings.

抗议者继续挑战政府对公共集会的禁令。

B2 adjective /dɪˈvɔːrst/

divorced

离婚

Meaning

No longer married because the marriage has been legally dissolved.

Example

She has been divorced for five years.

她已经离婚五年了。

B2 adjective /dɪˈstrʌktɪv/

Destructive

破坏性

Meaning

causing damage; harmful

Example

The hurricane was highly destructive to coastal areas.

飓风对沿海地区造成了极大的破坏。

B2 adjective /dɪˈraɪvd/

derived

衍生的

Meaning

Developed or obtained from something else; not original.

Example

The word is derived from Latin.

这个词来源于拉丁语。

B2 noun /ˈdoʊnər/

donor

捐赠者

Meaning

A person who gives something, especially to a charity or cause.

Example

The donor contributed generously to the hospital’s new wing.

捐赠者慷慨地为医院的新翼捐赠了资金。

B2 noun dɪˈskrɛʃən

discretion

谨慎

Meaning

The quality of behaving or speaking in such a way as to avoid causing offense or revealing private information.

Example

She handled the situation with great discretion.

她以极大的谨慎处理了这一情况。

B2 noun /dɪˈvoʊ.ʃən/

Devotion

忠诚; 热情; 奉献

Meaning

love, loyalty, or enthusiasm for a person, activity, or cause

Example

Her devotion to helping others made her a beloved figure in the community.

她对帮助他人的忠诚使她成为社区中的一个受人爱戴的人物。

B2 noun /ˌdɪsɪnˈfɛktənt/

disinfectant

消毒剂

Meaning

a chemical substance used to kill harmful microorganisms on surfaces

Example

The cleaner sprayed disinfectant on the table.

清洁工在桌子上喷洒了消毒剂。

B2 verb /dɒdʒ/

dodge

躲避

Meaning

to move quickly to one side to avoid something; to avoid dealing with something cleverly or dishonestly

Example

The boxer managed to dodge his opponent's punch.

拳击手成功躲开了对手的拳头。

B2 noun /ˈder.ɪŋ/

Daring

大胆; 愿意冒险

Meaning

adventurous courage; willingness to take risks

Example

The mountain climber's daring impressed everyone at the base camp.

登山者的大胆令基地营的每个人都印象深刻。

B2 noun draʊt

drought

干旱

Meaning

A prolonged period of abnormally low rainfall; a shortage of water.

Example

Drought impacts crop growth significantly.

干旱显著影响农作物的生长。

B2 adjective /ˈdred.fəl/

Dreadful

可怕的; 恐怖的; 可憎的

Meaning

extremely bad or unpleasant; causing fear or suffering; terrible

Example

The weather was dreadful during our vacation.

假期期间，天气很可怕。

B2 adjective /ˌdɪsədˈvæntɪdʒd/

disadvantaged

贫困

Meaning

Lacking the basic resources or conditions needed for a good standard of living or equal opportunities.

Example

The program provides support to disadvantaged children.

该计划为贫困儿童提供支持。

B2 verb /dɪsˈkloʊz/

disclose

披露

Meaning

to reveal or make information known; to expose

Example

The company must disclose all financial information.

公司必须披露所有的财务信息。

B2 noun /dɪsˈtrɛs/

distress

痛苦

Meaning

extreme anxiety, sorrow, or pain

Example

He felt a deep sense of distress when he heard the bad news.

当他听到坏消息时，他感到深深的痛苦。

B2 verb /drɪft/

drift

漂移

Meaning

to move slowly, especially by air or water currents

Example

The boat began to drift away from the shore.

船开始从岸边漂移。

B2 noun/verb /dræft/

draft

草稿

Meaning

A preliminary version of a piece of writing; to prepare a preliminary version of a document.

Example

She finished the first draft of her novel.

她完成了小说的第一份草稿。

B2 noun /daɪˈmen.ʃənz/

dimensions

维度

Meaning

Aspects or features of a situation, problem, or thing.

Example

New dimensions of space exploration are being uncovered.

太空探索的新维度正在被揭示。

B2 verb /ˌdɪsəˈpruːv/

disapprove

不赞成

Meaning

to have a negative opinion about something; to consider something wrong or bad

Example

Many parents disapprove of smoking.

许多父母不赞成吸烟。

B2 noun ˌdedɪˈkeɪʃn

dedication

奉献

Meaning

The quality of being dedicated or committed to a task or purpose; devotion.

Example

His dedication laid the foundation of Indian science.

他的奉献为印度科学奠定了基础。

B2 noun /ˌdɒkjʊmɛnˈteɪʃən/

documentation

文档

Meaning

material that provides official information or evidence

Example

The documentation for the project is available for review.

项目的文档可供审查。

B2 noun /dɪˈpləʊ.mə/

diploma

文凭

Meaning

an official document showing that a person has completed a course of study or training

Example

She received her diploma after finishing the nursing program.

她在完成护理课程后获得了文凭。

B2 noun /dɪˈpreʃ.ən/

Depression

抑郁症

Meaning

a mental health condition characterized by persistent sadness; a severe economic downturn

Example

The therapist helped her cope with depression through cognitive behavioral therapy.

治疗师通过认知行为疗法帮助她应对抑郁症。

B2 noun /ˈden.sə.ti/

Density

密度

Meaning

the degree of compactness of a substance; the quantity of something per unit area

Example

The density of population in the city center is extremely high.

市中心的人口密度极高。

B2 verb /dɪˈprɛs/

depress

压抑

Meaning

To make someone feel sad or without hope; to reduce the level or strength of something.

Example

The gloomy weather tends to depress people.

阴郁的天气常常使人感到抑郁。

B2 adjective /dɪˈstɪŋktɪv/

distinctive

独特的

Meaning

having a quality or characteristic that makes something different and easily noticed

Example

The restaurant is known for its distinctive flavors.

餐厅以其独特的味道而闻名。

B2 adjective /dɪˈzæs.trəs/

Disastrous

灾难性的

Meaning

extremely bad or unsuccessful; causing great damage

Example

The hurricane had disastrous effects on the city.

飓风对城市造成了灾难性的影响。

B2 verb /dɪˈraɪv/

derive

派生

Meaning

To obtain something from a source.

Example

Many English words derive from Latin.

许多英语词汇源自拉丁语。

B2 adjective /ˈdæz.lɪŋ/

Dazzling

耀眼的; 令人印象深刻的

Meaning

extremely bright and impressive; brilliant and stunning

Example

The dazzling lights of the city amazed the tourists.

城市的耀眼灯光让游客感到惊讶。

B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning

causing harm or injury

Example

The storm caused damaging effects to the crops.

B2 noun /dɪˈstrækʃənz/

distractions

干扰

Meaning

Things that prevent someone from concentrating on something else.

Example

Eliminate distractions for better productivity.

消除干扰以提高生产力。

B2 adjective /dɪˈstrɛst/

distressed

痛苦

Meaning

feeling or showing extreme anxiety, sorrow, or pain

Example

She looked distressed after hearing the bad news.

听到坏消息后，她看起来很痛苦。

B2 noun /dɪsˈmɪsl̩/

dismissal

解雇, 拒绝

Meaning

the act of removing someone from their job; the act of treating something as unimportant

Example

His unfair dismissal led to a lawsuit against the company.

他的不公正解雇导致了对公司的诉讼。

B2 verb /ˈdɑːrkən/

darken

变暗

Meaning

to make or become dark; to reduce brightness or light

Example

The clouds began to darken the sky before the storm.

暴风雨来临前，乌云开始使天空变暗。

B2 noun /ˈdaʊn.fɔːl/

Downfall

衰退; 失败; 毁灭

Meaning

a loss of power, prosperity, or status; the cause of such a loss

Example

His arrogance and pride led to his eventual downfall in business.

他的傲慢和自豪导致了他在生意中的最终失败。

B2 noun /djuː/

Dew

露水

Meaning

tiny drops of water that form on cool surfaces at night when atmospheric water vapour condenses

Example

The morning dew glistened on the grass.

早晨的露珠在草地上闪闪发光。

B2 noun /ˈdrɔː.bæk/

Drawback

缺点; 不利因素; 问题

Meaning

a feature that renders something less acceptable; a disadvantage or problem

Example

The main drawback of living in the city is the high cost of housing.

住在城市的主要缺点是高昂的住房成本。

B2 noun /dɪˈstɪŋk.ʃən/

Distinction

优异; 卓越; 荣誉

Meaning

a difference or contrast between similar things; excellence that sets someone apart; honor or recognition

Example

She graduated with distinction, earning the highest honors in her class.

她以优异的成绩毕业，获得了班级最高荣誉。

B2 adjective /dɪˌveləpˈmentl/

developmental

发展性的

Meaning

relating to the process of growth or progress

Example

Early childhood is a crucial developmental stage for learning.

早期儿童是学习的关键发展性阶段。

B2 noun /ˌdɪsəˈpruːvəl/

disapproval

不赞成

Meaning

The expression of an unfavorable opinion or judgment

Example

Her parents showed clear disapproval of her decision to drop out of college.

她的父母对她辍学的决定表现出明显的不赞成。

B2 noun /dɪˈveləpər/

developer

开发者

Meaning

a person or company that creates software, buildings, or land projects

Example

She works as a software developer at a tech company.

她在一家技术公司担任软件开发者。

B2 adjective /dɪˈfensɪv/

Defensive

防御性

Meaning

used or intended to defend or protect; showing a tendency to react in an angry or hurt way when criticized

Example

He became defensive when criticized about his work.

当他因为工作受到批评时，他变得防御性很强。

B2 noun /dɪˈfɛndər/

defender

防守者

Meaning

a person who protects someone or something from harm or attack

Example

The defender blocked the shot and saved the goal.

防守者挡住了射门并拯救了进球。

B2 noun /dɒk/

dock

码头

Meaning

a structure where ships are loaded, unloaded, or repaired

Example

The ship stayed at the dock for two days.

船只在码头停留了两天。

B2 verb /draʊn/

drown

溺水

Meaning

to die or cause to die by being submerged in and inhaling water

Example

He nearly drowned while swimming in the river.

他在河里游泳时差点淹死。

B2 adjective /dɪˈstɪŋɡwɪʃt/

Distinguished

杰出; 荣誉的; 著名的; 拥有尊严的外观或举止

Meaning

notable; honored; famous; having a dignified appearance or manner

Example

He is a distinguished professor at the university.

他是大学里一位杰出的教授。

B2 noun, verb /dɪˈfɔːlt/

default

违约

Meaning

failure to fulfill an obligation, especially to repay a loan

Example

The company defaulted on its loan payments.

公司在贷款支付方面违约。

B2 adverb /ˈdɛspərətli/

desperately

绝望地

Meaning

in a way that shows despair or great need

Example

He called for help desperately after the accident.

事故发生后，他绝望地呼叫帮助。

B2 noun /diːp siː/

deep sea

深海

Meaning

The deep parts of the sea or ocean, typically beyond the continental shelf.

Example

Many deep-sea creatures produce bioluminescence for survival.

许多深海生物为了生存而产生生物发光。

B2 noun /den/

Den

洞穴；舒适的房间；非法活动的场所

Meaning

a wild animal's lair or home; a small, comfortable room; a place for illegal activities

Example

The fox disappeared into its den when it sensed danger approaching.

狐狸在感到危险接近时消失在它的洞穴里。

B2 noun /dɪsˈɔːrdər/

disorder

紊乱

Meaning

A state of confusion or lack of order; also a medical or mental condition.

Example

The protest ended in disorder when the crowd became violent.

抗议活动在群众变得暴力后陷入了混乱。

B2 noun /daɪˈnæmɪks/

dynamics

动态

Meaning

the forces or properties that stimulate growth, development, or change within a system or process

Example

The dynamics of the team changed after the new manager joined.

团队的动态在新经理加入后发生了变化。

B2 noun, verb /ˈdɪskɔːrs/

discourse

讲座, 辩论

Meaning

Written or spoken communication or debate.

Example

The professor gave a discourse on ancient philosophy.

教授进行了关于古代哲学的讲座。

B2 noun ˈdɒmɪnəns

dominance

主导地位

Meaning

Power and influence over others; control or command.

Example

The dominance of Urdu was evident.

乌尔都语的主导地位显而易见。

B2 adverb /ˈdʌbli/

doubly

双重地

Meaning

in a twofold manner; to twice the degree

Example

She felt doubly fortunate after winning the prize and getting a promotion.

在赢得奖项并获得晋升后，她感到双倍幸运。

B2 noun /ˈdɛsɪməl/

decimal

十进制

Meaning

A number system based on 10; a number expressed in the base-10 system.

Example

The number 0.75 is a decimal.

数字0.75是一个十进制数。

B2 noun /dəˈmeɪn/

domain

领域

Meaning

An area of knowledge, activity, or territory over which control is exercised.

Example

Mathematics is her main domain of expertise.

数学是她主要的专业领域。

B2 noun /ˈdʌmi/

dummy

假人 / 傻瓜

Meaning

a model or replica of a human used for practice, display, or testing; also a term for a foolish person

Example

The tailor used a dummy to display the dress.

裁缝用假人展示了这件衣服。

B2 verb /dɪˈstɪŋɡwɪʃ/

distinguish

区分

Meaning

to recognize or show the differences between two or more things; to set apart as different

Example

It can be difficult to distinguish between truth and rumor.

区分真相和谣言可能很困难。

B2 verb /dʌmp/

dump

草率地丢弃或放下某物

Meaning

to drop or dispose of something carelessly; to end a relationship suddenly

Example

He dumped all the trash into the bin.

他把所有的垃圾都扔进了垃圾桶。

B2 verb /dɪˈmɒlɪʃ/

demolish

拆除

Meaning

to destroy completely, especially a building or structure

Example

The city decided to demolish the old stadium to build a new one.

这座城市决定拆除旧体育场，建造一个新的。

B2 verb /dɪsˈtɜːb/

disturb

打扰

Meaning

to interrupt or cause someone to stop what they are doing

Example

Please don’t disturb me while I’m studying.

请不要在我学习时打扰我。

B2 noun /dɪˈrɛktəri/

deliberate

故意做的

Meaning

Done consciously and intentionally; carefully considered.

Example

His deliberate actions showed great care and thoughtfulness.

他的故意行为表现出极大的关心和深思熟虑。

B2 noun /ˈdɔː.weɪ/

doorway

门口

Meaning

the space where a door opens into a room or building

Example

She stood in the doorway waiting for him to arrive.

她站在门口，等待他的到来。

B2 verb /dɪˈnaʊns/

denounce

谴责

Meaning

To publicly declare something to be wrong, evil, or condemn strongly.

Example

The leader denounced corruption in his speech.

领导人在他的演讲中谴责了腐败。