B2 noun /ˌdiː.haɪˈdreɪʃən/

dehydration

脱水

Meaning

A condition in which the body or tissue lacks adequate water content.

Example

Dehydration can lead to fatigue and confusion.

脱水可能导致疲劳和困惑。

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 adjective /ˈdɒm.ɪ.nənt/

Dominant

主导的; 有影响力的; 最重要的

Meaning

controlling, influencing, or prevailing over others; most important or powerful

Example

The dominant player controlled the entire basketball game.

主导的球员控制了整场篮球比赛。

B2 adjective /dɪˈstɪŋkt/

Distinct

独特的; 独一无二的; 清晰的; 可识别的

Meaning

separate and different; clear and recognizable; unique

Example

Each painting has its own distinct style and character.

每幅画都有自己独特的风格和特点。

B2 adjective /dɪˈtætʃt/

detached

分离的, 疏远的

Meaning

separate or disconnected; showing a lack of emotional involvement

Example

He lived in a detached house away from the city.

他住在远离城市的分离房子里。

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 /dɪsˈkloʊʒər/

disclosure

披露

Meaning

the action of making something known or public

Example

The disclosure of the company's financial status was delayed.

公司财务状况的披露被延迟了。

B2 verb /dæʃ/

dash

Meaning

to move quickly and suddenly; to strike or break something violently

Example

She dashed across the street to catch the bus.

B2 noun /ˈdaɪ.vər/

Diver

潜水员

Meaning

a type of water bird that dives underwater to catch fish

Example

The diver disappeared beneath the surface to catch a fish.

潜水员消失在水面下去捕捉一条鱼。

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 /ˈdæmɪdʒɪŋ/

damaging

Meaning

causing harm or injury

Example

The storm caused damaging effects to the crops.

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 /dɪˈplɔɪ/

deploy

部署

Meaning

to position strategically; to use effectively

Example

The military will deploy troops to the border.

军队将部署部队到边境。

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/noun ˌdem.əˈɡræf.ɪk

demographic

人口统计学的

Meaning

Relating to the structure of populations; statistical data relating to the population and particular groups within it.

Example

The company analyzes demographic trends before launching a product.

公司在推出产品之前会分析人口统计学趋势。

B2 noun /ˈdjuːəʊ/

duo

二重奏

Meaning

a pair of people or things, especially in music or entertainment

Example

The musical duo performed their latest hit at the concert.

这个音乐二重奏在音乐会上演奏了他们的最新热门曲。

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 /ˈdræɡ.ən.flaɪ/

Dragon-fly

蜻蜓

Meaning

a large insect with four transparent wings that lives near water

Example

The dragonfly hovered over the pond.

蜻蜓在池塘上方盘旋。

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 noun /dɪˈsɛnt/

descent

下降 / 血统

Meaning

the action of moving downward, falling, or dropping; ancestry or origin

Example

The climbers began their descent from the mountain peak.

登山者从山顶开始下降。

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 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 adjective /dɪsˈɡreɪsfəl/

Disgraceful

可耻的; 不光彩的; 应受谴责的

Meaning

shameful; bringing dishonor; worthy of condemnation

Example

His disgraceful behavior shocked everyone at the party.

他那可耻的行为让派对上的每个人都震惊了。

B2 verb /daɪˈdʒest/

digest

消化

Meaning

to break down food in the body; to think about and understand

Example

It takes time to digest a heavy meal.

要花时间消化一顿丰盛的饭菜。

B2 noun /ˈdiː.fekt/

Defect

缺陷

Meaning

a shortcoming, imperfection, or lack; a fault or flaw in something

Example

The manufacturing defect caused the product to fail after only one week.

生产缺陷导致产品在仅仅一周后就失败了。

B2 verb /ˈdɒmɪneɪt/

dominate

主导

Meaning

to have power or control over something or someone

Example

The company dominates the smartphone market.

这家公司主导了智能手机市场。

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 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 /ˈdæzəl/

dazzle

使目眩

Meaning

to impress deeply or blind with brilliance or skill

Example

The magician's tricks dazzled the audience.

魔术师的把戏使观众眼花缭乱。

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 verb /dɪsˈmɪs/

dismiss

解雇, 否定

Meaning

to remove someone from a job or position; to decide something is not important

Example

The manager dismissed the employee for being late too often.

经理因为员工经常迟到而解雇了他。

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 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 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 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 noun /dʌv/

Dove

鸽子

Meaning

a small, gentle bird with soft cooing sounds, often white and symbolizing peace

Example

The white dove flew peacefully across the blue sky.

白鸽平静地飞翔在蓝天上。

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 verb /daɪ/

dye

染色

Meaning

to change the color of something using a chemical substance

Example

She will dye her hair blonde tomorrow.

她明天会把头发染成金色。

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 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 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 noun /dɪsˈɡaɪz/

Disguise

伪装; 掩饰

Meaning

a means of altering one's appearance to conceal one's identity; something that hides the truth

Example

The spy wore an elaborate disguise to avoid being recognized by enemies.

间谍穿着精心设计的伪装，以避免被敌人认出。

B2 verb /dɪˈstɔːrt/

distort

Meaning

to twist or change the shape, appearance, or meaning of something so it is not true or accurate

Example

The mirror distorted her reflection.

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 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 noun /dɪˈtɛkʃən/

detection

检测

Meaning

the action or process of identifying the presence of something

Example

The detection of fraud in the system was swift.

系统中的欺诈检测迅速完成。

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 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 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 noun /dɔːn/

Dawn

黎明

Meaning

the first appearance of light in the sky before sunrise; the beginning or start of something

Example

The fishermen set out to sea before dawn to catch the morning tide.

渔民们在黎明前出海，赶上早潮。

B2 verb /ˈdɛdɪkeɪt/

dedicate

奉献

Meaning

to devote time, effort, or oneself to a particular purpose or person

Example

She dedicated her life to helping the poor.

她献出了自己的生命来帮助穷人。

B2 noun /ˈdiː.lɪŋ/

Dealing

交易; 对待; 事务处理

Meaning

business transactions; the way of treating people or handling situations

Example

His fair dealing with customers earned him an excellent reputation.

他与客户的公平交易为他赢得了极好的声誉。

B2 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning

to detach or separate from a connection or source

Example

Please disconnect the charger from the power outlet.

B2 noun /ˌdɪsəˈɡriːmənt/

disagreement

分歧

Meaning

a failure to agree or a difference in opinion

Example

Their disagreement on the issue caused a delay in the project.

他们在这个问题上的分歧导致了项目的延迟。

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 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 /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 noun /depθ/

Depth

深度; 深沉或深刻的特质

Meaning

the distance from the top or surface to the bottom; the quality of being intense or profound

Example

The depth of the ocean in this area reaches over three thousand meters.

该地区的海洋深度超过三千米。

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 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 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 noun /ˈdæf.ə.dɪl/

Daffodil

水仙花

Meaning

A bright yellow spring flower with a trumpet-shaped center, symbolizing rebirth and new beginnings

Example

The daffodils bloomed early this spring in the meadow.

这些水仙花在这个春天早早在草地上盛开。

B2 verb /dɪˈvaɪz/

devise

设计

Meaning

To plan or invent something carefully.

Example

The engineers devised a new method to reduce costs.

工程师们设计了一种新的方法来降低成本。

B2 noun /ˈdɛməˌkræt/

democrat

民主党人

Meaning

a supporter of democracy or a member of the Democratic Party in the US

Example

He is a strong democrat who believes in equal rights.

他是一个坚强的民主党人，相信平等的权利。

B2 verb /dɪˈstrækt/

distract

分心

Meaning

to take someone's attention away from what they are doing or focusing on

Example

The loud noise distracted her during the exam.

大声噪音让她在考试中分心。

B2 noun /ˈdiːtʊr/

detour

绕行

Meaning

A longer or less direct route taken to avoid something or reach a destination.

Example

We had to take a detour because the main road was closed.

因为主干道封闭，我们不得不绕行。

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 adjective /dʌm/

Dumb

愚蠢的; 哑的; 傻的

Meaning

unable to speak; silent; lacking intelligence; stupid

Example

She remained dumb during the entire meeting.

她在整个会议中保持沉默。

B2 adjective /ˈdevəsteɪtɪŋ/

devastating

Meaning

causing severe shock, distress, or destruction; extremely damaging or upsetting

Example

The earthquake had a devastating effect on the city.

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 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 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 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 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 verb /dɪsˈkʌrɪdʒ/

discourage

Meaning

to make someone less confident or enthusiastic about doing something

Example

Failure should not discourage you from trying again.

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 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 adjective daɪˈvɜːs

diverse

多样的

Meaning

Showing a great deal of variety; very different.

Example

Diverse industries enhance economic resilience.

多样化的产业增强了经济韧性。

B2 noun daɪˈmen.ʃən

dimension

维度

Meaning

An aspect or feature of a situation, problem, or thing; a measurable extent.

Example

Renewable projects add a new dimension to urban planning.

可再生项目为城市规划增添了一个新的维度。

B2 noun /dɪˈnaɪ.əl/

Denial

否认

Meaning

the action of declaring something to be untrue; refusal to acknowledge something

Example

His denial of involvement in the scandal was met with skepticism.

他否认参与丑闻的行为，遭遇了怀疑。

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 noun /ˈdʌbəl ˈdekər/

Double decker

双层巴士

Meaning

a bus with two levels or floors for passengers

Example

The red double decker bus is a famous symbol of London.

红色的双层巴士是伦敦的一个著名象征。

B2 noun /daɪm/

dime

十分硬币

Meaning

a small coin, especially a U.S. coin worth ten cents

Example

He gave me a dime for the phone call.

他给了我一枚十分硬币用于打电话。

B2 verb /dɪˈtætʃ/

detach

分开

Meaning

to separate or remove something from something else

Example

She detached the page from the notebook.

她从笔记本上撕下了那一页。

B2 noun /ˈdɪdʒɪt/

digit

Meaning

a numeral from 0 to 9; also a finger or toe

Example

You must enter a four-digit code to unlock the phone.

B2 noun /diːd/

Deed

行为; 壮举; 法律文件;

Meaning

an action that is performed intentionally or consciously; a legal document showing ownership

Example

His heroic deed saved the child from drowning in the river.

他的英雄行为救了孩子免于在河里溺水。

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 noun /ˈdef.ə.sɪt/

Deficit

赤字; 不足

Meaning

the amount by which something is too small; a shortfall or lack

Example

The government faced a budget deficit of millions due to increased spending.

由于支出的增加，政府面临着数百万的预算赤字。

B2 verb /daɪˈvɜːrt/

divert

Meaning

to turn aside from a course; to redirect or entertain

Example

The police diverted traffic to a side road.

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 noun /ˈdeb.ɪt/

Debit

借方; 负债; 提款

Meaning

an entry recording an amount owed; money taken from a bank account

Example

The bank showed a debit of fifty dollars from my checking account.

银行显示从我的支票账户中扣除五十美元。

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 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 noun/verb /dɪˈpɑːzɪt/

deposit

存款, 预付款

Meaning

to place money in a bank account, or a sum paid in advance as security; a layer of material left naturally

Example

She deposited $500 into her savings account.

她向她的储蓄账户存入了500美元。

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 verb /dɪˈpraɪv/

deprive

Meaning

to take something away from someone, or prevent them from having it

Example

The new law may deprive people of their rights.

B2 noun /dɪˈrɛktəri/

differentiate

区分

Meaning

To recognize or make a distinction between things.

Example

It is important to differentiate between fact and opinion.

重要的是区分事实和意见。

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 adjective /dɪˈsaɪsɪv/

decisive

决定性

Meaning

Having the ability to make decisions quickly and effectively; determining the outcome.

Example

Her decisive action saved the company from collapse.

她的决定性行动挽救了公司免于崩溃。

B2 noun/verb /dɪˈvɔːrs/

divorce

离婚

Meaning

the legal ending of a marriage; to officially end a marriage

Example

After years of conflict, they decided to get a divorce.

经过多年的冲突，他们决定离婚。

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 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 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 /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 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 /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 /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 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 /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 adjective dɪˈlɪbəreɪt

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 verb /dɪˈvoʊt/

devote

奉献

Meaning

to give time, effort, or resources to something

Example

She devotes much of her time to helping the poor.

她把大部分时间都奉献给了帮助穷人。

B2 verb, noun /dɒn/

don

穿上 / 领袖

Meaning

to put on (an article of clothing); also used as a title for a respected person

Example

She donned her coat before leaving.

她在离开前穿上了外套。

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 dɪsˈrʌp.tɪv

disruptive

破坏性的, 使不稳定的

Meaning

Causing or tending to cause disruption.

Example

Deforestation has a disruptive effect on wildlife.

森林砍伐对野生动物有破坏性影响。

B2 noun /ˈdreɪ.nɪdʒ/

drainage

排水

Meaning

the system or process by which water or other liquids are drained away

Example

Poor drainage caused flooding in the neighborhood.

糟糕的排水系统导致了邻里的洪水。

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 adjective /ˈdʌsti/

dusty

满是灰尘的

Meaning

covered with or full of dust; dry and dull from lack of moisture or use

Example

The old bookshelf was dusty after years of neglect.

多年无人打理后，这个旧书架满是灰尘。

B2 verb /dɪˈzɒlv/

dissolve

Meaning

to melt or become liquid; to officially end or break up an agreement or organization

Example

The sugar will dissolve quickly in hot tea.

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 /diːp ˈkʌlər/

Deep colour

深色

Meaning

a rich, intense, or dark shade of any color

Example

The artist used deep colours to create a dramatic effect.

艺术家使用深色调来创造戏剧性的效果。