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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 /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 /ˈdel.ɪ.ɡət/

Delegate

代表
Meaning
a person chosen or elected to act for or represent others; representative
Example
Each country sent a delegate to participate in the international conference.
每个国家派遣了一个代表参加国际会议。
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 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 /dɪˈstɜː.bɪŋ/

disturbing

令人不安
Meaning
causing anxiety, worry, or emotional distress
Example
The news about the accident was deeply disturbing.
关于事故的新闻令人深感不安。
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 daɪˈlem.ə

dilemma

困境, 难题
Meaning
A situation in which a difficult choice has to be made between two or more alternatives.
Example
She faced a moral dilemma at work.
她在工作中面临道德困境。
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 /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 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 adjective /dɪˈfektɪv/

Defective

有缺陷的; 不完整的
Meaning
having faults or defects; imperfect
Example
The defective product was returned to the store.
有缺陷的产品被退还到商店。
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 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 /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 noun /ˌdaɪəɡˈnoʊsɪs/

diagnosis

Meaning
The identification of a disease, condition, or problem through examination of symptoms.
Example
The diagnosis confirmed that she had diabetes.
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 /ˌdɪs.əˈbɪl.ə.ti/

Disability

残疾
Meaning
a physical or mental condition that limits a person's movements, senses, or activities
Example
Despite his physical disability, he became a successful athlete in wheelchair racing.
尽管他有身体残疾，他还是成为了轮椅赛车的成功运动员。
B2 noun /dɪsˈɡreɪs/

Disgrace

耻辱; 丢脸; 恥辱
Meaning
loss of reputation or respect as the result of a dishonorable action; a shameful situation
Example
His arrest brought disgrace upon his entire family and reputation.
他的逮捕给他的整个家庭和声誉带来了耻辱。
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 /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 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 /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 /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 verb /doʊz/

doze

打盹
Meaning
To sleep lightly for a short time.
Example
He dozed off while reading the book.
他在读书时打了个盹。
B2 verb /dɪˈfɜːr/

defer

推迟
Meaning
To postpone or delay; to yield to someone else's judgment or opinion.
Example
The meeting was deferred until next week.
会议推迟到下周。
B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
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 noun /ˈdiːlər/

dealer

经销商
Meaning
a person or business that buys and sells goods; someone who distributes
Example
The car dealer offered a discount to attract customers.
汽车经销商提供了折扣以吸引客户。
B2 adjective /dɪˈskʌr.ɪ.dʒɪŋ/

Discouraging

令人沮丧的
Meaning
making someone feel less confident or enthusiastic about doing something
Example
The coach's discouraging words affected the team's morale.
教练的令人沮丧的话语影响了球队的士气。
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 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 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 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 verb /dɪsˈtʃɑːrdʒ/

discharge

出院
Meaning
to release or dismiss from duty; to emit or give off
Example
The hospital will discharge the patient tomorrow.
医院明天将出院病人。
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 /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 /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 noun /ˈdeɪtəbeɪs/

database

数据库
Meaning
a structured collection of data stored and accessed electronically
Example
The company's customer details are stored in a secure database.
公司的客户信息存储在一个安全的数据库中。
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 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 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 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 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 /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 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 /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 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 noun /dɪˈsper/

Despair

绝望
Meaning
the complete loss or absence of hope; a state of feeling hopeless
Example
After losing his job, he fell into despair and couldn't see any way forward.
失去工作后，他陷入了绝望，无法看到前进的任何路。
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 noun /ˌdek.ləˈreɪ.ʃən/

Declaration

声明; 宣告; 公告
Meaning
a formal or explicit statement or announcement; an official proclamation
Example
The president's declaration of independence marked a historic moment for the nation.
总统的独立宣言标志着国家历史性的时刻。
B2 noun /drɪl/

drill

钻头
Meaning
a tool or exercise used for making holes or practicing skills
Example
The students took part in a fire drill at school.
学生们参加了学校的火灾演习。
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 /daɪˈnæm.ɪk/

dynamic

动态
Meaning
Characterized by constant change, activity, or progress.
Example
Life flows in a dynamic stream.
生活在动态的河流中流动。
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 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 /ˌdɪsɪnˈfɛkt/

disinfect

消毒
Meaning
to clean something thoroughly to destroy bacteria or viruses
Example
The nurse disinfected the wound before applying a bandage.
护士在敷上绷带之前消毒了伤口。
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 verb dɪsˈrʌpt

disrupt

破坏
Meaning
To interrupt or disturb the normal progress or activity of something.
Example
Individual pursuits disrupt social harmony.
个人追求破坏了社会和谐。
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 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 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 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 /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 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 noun /ˈdraɪv.weɪ/

driveway

车道
Meaning
a short private road leading from a street to a house or garage
Example
The car was parked in the driveway next to the garden.
车子停在花园旁的车道上。
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 /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 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 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 /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 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 /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 /djʊˈreɪʃən/

duration

持续时间
Meaning
the length of time that something continues
Example
The meeting lasted for the duration of two hours.
会议持续了两个小时。
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 /dɪˈdʌk.ʃən/

deduction

推理
Meaning
The process of reaching a conclusion through logical reasoning.
Example
His deduction from the evidence was accurate.
他的推理基于证据是准确的。
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 /dɪˈrɛktəri/

directory

目录
Meaning
a book or online resource listing people, businesses, or services with relevant details
Example
I need to find a plumber in the phone directory.
我需要在电话目录中找到一个水管工。
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 /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 /ˈdespərət/

Desperate

绝望
Meaning
reckless; extremely urgent; critical
Example
The situation became desperate as water supplies ran out.
当水源耗尽时，情况变得绝望。
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 /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 /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 adjective /dɪˈskriːt/

discreet

谨慎的
Meaning
careful and prudent in one's speech or actions, especially to keep something confidential or avoid embarrassment
Example
She was discreet about the details of their conversation.
她对他们谈话的细节非常谨慎。
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 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 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, 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 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 adjective /dɪˈzɜːrtɪd/

deserted

荒废的
Meaning
Empty of people; abandoned.
Example
The village looked completely deserted after the storm.
暴风雨过后，村庄看起来完全荒废了。
B2 adjective /ˈdɪl.ɪ.dʒənt/

Diligent

勤奋的
Meaning
hardworking and careful; showing persistent effort
Example
She is a diligent student who studies every day.
她是一个勤奋的学生，每天都在学习。
B2 verb /ˈdɛzɪɡneɪt/

designate

指定
Meaning
to officially assign, appoint, or indicate something or someone
Example
The committee will designate a new chairperson next week.
委员会下周将指定一位新主席。
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 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 verb /dɪsˈeɪbl/

disable

禁用
Meaning
to make something unable to function or operate
Example
The technician disabled the alarm system temporarily.
技术人员暂时禁用了报警系统。
B2 adjective /ˈdjʊərəbəl/

Durable

耐用的; 强壮的; 结实的
Meaning
able to withstand wear, pressure, or damage; lasting; strong
Example
This durable fabric will last for many years.
这款耐用面料将持续多年。
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 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 /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 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 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning
to detach or separate from a connection or source
Example
Please disconnect the charger from the power outlet.
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 adjective /dɪˈprɛst/

depressed

沮喪
Meaning
Feeling very sad and without hope; in a state of unhappiness.
Example
She felt depressed after losing her job.
失去工作後，她感到沮喪。
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 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 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 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 ˈdevəsteɪtɪŋ ˈkɒnsɪkwənsɪz

devastating consequences

毁灭性后果
Meaning
Extremely harmful or destructive results or effects
Example
Air pollution has devastating consequences for health.
空气污染对健康有毁灭性后果。
B2 noun /dɪkˈteɪtə/

dictator

独裁者
Meaning
a ruler with total power over a country, typically one who has obtained control by force
Example
The dictator ruled the country with an iron fist.
独裁者用铁腕统治着国家。
B2 adjective /ˈded.li/

Deadly

致命的; 死亡的; 危险的
Meaning
causing or able to cause death; extremely dangerous; lethal
Example
The deadly poison killed the plant instantly.
致命的毒药立即杀死了这株植物。
B2 noun /ˈdeɪ.tə briːtʃ/

data breach

数据泄露
Meaning
Unauthorized disclosure of sensitive information through security violation
Example
A data breach exposed millions of users' passwords.
一次数据泄露暴露了数百万用户的密码。
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 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 /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 /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 /ˈdɛpjʊti/

deputy

代理人
Meaning
A person appointed as a substitute with power to act.
Example
The deputy will lead the meeting in the manager’s absence.
代理人在经理缺席时将主持会议。
B2 noun /ˈdʌklɪŋ/

duckling

Meaning
a young duck
Example
The mother duck led her ducklings to the pond.
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 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 /ˌdɪp.ləˈmæt.ɪk/

Diplomatic

外交的; 善于处理人际关系
Meaning
relating to diplomacy; tactful; skilled in managing relationships
Example
She gave a diplomatic answer to avoid offending anyone.
她给出了外交的回答，以避免冒犯任何人。