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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。
B1 adjective /dɪˈtɜːrmɪnd/

determined

决心的
Meaning
Having firmly decided to do something and not letting anything stop you.
Example
She was determined to finish her studies despite many obstacles.
尽管有许多障碍，她还是决心完成她的学业。
C2 adjective /dɪˈsɛnʃəs/

dissentious

引起分裂的
Meaning
Causing or likely to cause disagreement and conflict.
Example
His dissentious remarks divided the group further.
他那具有分裂性的评论使得小组更加分裂。
B1 adverb /ˈdef.ɪ.nət.li/

Definitely

明确地
Meaning
without doubt; certainly; clearly
Example
I will definitely attend the meeting tomorrow.
我明天一定会参加会议。
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 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 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。
C2 adjective /ˈdɒdərɪŋ/

doddering

颤抖的 / 虚弱的
Meaning
Weak, shaky, or unsteady, especially due to old age.
Example
The doddering professor struggled to climb the stairs.
那位dodering教授艰难地爬上了楼梯。
C2 adjective /daɪˈɜːrnəl/

diurnal

昼行性
Meaning
active during the day; occurring daily
Example
Most birds are diurnal creatures, active in daylight hours.
大多数鸟类是昼行性动物，在白天活跃。
C2 noun /ˈdjʊərəns/

durance

监禁
Meaning
imprisonment or confinement
Example
The prisoner spent years in durance before his release.
囚犯在被释放之前在监禁中度过了多年。
C1 adjective /dɪˈsperɪŋ/

Despairing

绝望的
Meaning
feeling hopeless; in despair
Example
She felt despairing after losing her job.
她在失去工作后感到绝望。
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 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。
C1 noun /dɪˈfɔː.mə.ti/

Deformity

畸形; 身体畸形
Meaning
a distorted or unnatural shape or form; physical malformation
Example
The accident caused a permanent deformity in his left hand.
事故导致他左手出现了永久性畸形。
C1 noun ˈdɛtrɪ.mənt

detriment

损害，伤害，败坏
Meaning
Harm, damage, impairment.
Example
Smoking is a detriment to health.
吸烟对健康有害。
C1 noun /ˈdæn.drʌf/

Dandruff

头皮屑
Meaning
small white or grey flakes of dead skin that form on the scalp and fall from the hair
Example
He used a special shampoo to treat his persistent dandruff problem.
他使用了一种特殊的洗发水来治疗他持续的头皮屑问题。
B1 adjective /def/

Deaf

聋; 听力障碍
Meaning
unable to hear; having a hearing impairment
Example
The deaf child learned to communicate using sign language.
那个聋哑孩子学会了使用手语进行沟通。
C2 noun /ˈdʌlərd/

dullard

傻瓜
Meaning
a slow or stupid person
Example
He was considered a dullard by his classmates.
他被同学们视为傻瓜。
C2 noun /ˈdɛnɪzən/

denizen

居民
Meaning
an inhabitant or resident of a particular place
Example
The forest is home to many nocturnal denizens.
森林是许多夜行性居民的家。
C2 verb /dɪˈskraɪ/

descry

远远看到
Meaning
to catch sight of something, especially something distant or obscure
Example
From the hilltop, they descried a small village in the distance.
从山顶上，他们看见了远处的一个小村庄。
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。
C2 adjective /daɪˈɡrɛsɪv/

digressive

偏离主要话题的倾向
Meaning
Tending to depart from the main subject in speech or writing.
Example
The speaker's digressive style made the lecture difficult to follow.
演讲者的偏离主题的风格使得听讲变得困难。
C2 noun /ˈdɛkəˌlɔːɡ/

decalogue

Meaning
The Ten Commandments in the Bible; a set of fundamental rules or principles.
Example
The priest gave a sermon on the importance of the Decalogue.
C1 noun /dɪsˈsɜːrvɪs/

disservice

损害
Meaning
A harmful action; something that does damage rather than help.
Example
Spreading false information is a disservice to the community.
传播虚假信息对社区是一种损害。
B1 noun /dɪˈbeɪt/

Debate

辩论
Meaning
a formal discussion of opposing viewpoints; argument with reasoned points
Example
The political debate lasted for three hours with passionate arguments.
政治辩论持续了三个小时，充满了激情的论点。
B1 noun ˌdemənˈstreɪʃənz

demonstrations

示威
Meaning
The action or process of showing the existence or truth of something by giving proof or evidence.
Example
Demonstrations occurred on March 11.
示威活动发生在3月11日。
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。
C2 noun /ˌdɪsɪˈpeɪʃən/

dissipation

挥霍
Meaning
the process of disappearing or wasting; excessive indulgence in pleasure
Example
The dissipation of his fortune left him in poverty.
他财富的挥霍让他陷入贫困。
C1 verb /dɪˈspɜːrs/

disperse

驱散
Meaning
To scatter or spread widely in different directions.
Example
The police used tear gas to disperse the crowd.
警方使用催泪瓦斯驱散人群。
C2 verb /ˌdɪsəˈbjuːz/

disabuse

使觉醒
Meaning
To free someone from a false belief or misconception.
Example
The teacher tried to disabuse the students of their misunderstanding.
老师试图让学生摆脱他们的误解。
C1 verb ˈdwɪn.dl

dwindle

减少
Meaning
To diminish gradually in size, amount, or strength; to become progressively smaller.
Example
His savings dwindled due to unexpected expenses.
由于意外开销，他的储蓄减少了。
C2 adjective /dɪˈstreɪ/

distrait

心不在焉
Meaning
deeply distracted or absent-minded, often due to worry or grief
Example
He looked distrait after hearing the sad news.
在听到悲伤的消息后，他看起来心不在焉。
C1 verb /diːˈkoʊd/

decode

Meaning
to convert a coded message into a readable form; to interpret meaning
Example
The software can decode the hidden message within seconds.
C1 noun /djuːˈɛt/

duet

二重奏
Meaning
a musical performance by two singers or instrumentalists
Example
They sang a beautiful duet together on stage.
他们在舞台上共同演唱了一首美丽的二重奏。
C1 adjective /ˈdɪn.dʒi/

Dingy

肮脏和阴沉的; 色彩暗淡
Meaning
dark and dirty; gloomy; dull in color
Example
The old building had dingy walls that needed painting.
这座老建筑有肮脏的墙壁，需要粉刷。
B2 noun /ˌdɛm.əˈɡræf.ɪks/

Demographics

人口统计学
Meaning
Statistical data relating to the population and particular groups within it.
Example
Demographics help in targeted advertising.
人口统计有助于定向广告。
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 /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。
C2 noun /ˌdaɪəˈlɛktɪk/

dialectic

Meaning
A method of argument or reasoning by dialogue, especially as a means of investigating truth.
Example
The philosopher used dialectic to challenge his students' assumptions.
C1 verb /dɪˈfjuːz/

diffuse

Meaning
to spread over a wide area or among a large number of people
Example
The smell of fresh bread diffused through the entire house.
C2 noun /drɛɡz/

dregs

残渣
Meaning
the remnants of a liquid left in a container, together with any sediment or grounds; the most worthless part of something
Example
He drank the dregs of the coffee before leaving.
他在离开前喝了咖啡的残渣。
B1 noun dɛt

debt

债务
Meaning
A sum of money that is owed or due.
Example
High levels of debt can lead to a financial crisis.
高债务水平可能导致金融危机。
C1 noun /ˌdɪs.ɪˈluː.ʒən.mənt/

disillusionment

幻灭
Meaning
A feeling of disappointment resulting from the discovery that something is not as good as one believed it to be.
Example
Many people experience disillusionment after unrealistic expectations.
许多人在不切实际的期望后会经历幻灭。
A1 verb /dɪˈsaɪd/

decide

Meaning
To make a choice or judgment about something.
Example
She decided to study abroad after graduation.
C2 verb /ˈdɔːd(ə)l/

dawdle

拖延
Meaning
to waste time by being slow or idle
Example
Stop dawdling and finish your homework.
停止拖延，完成你的作业。
C1 noun dɪˈsʌɪsɪvnɪs

decisiveness

决策能力
Meaning
The ability to make decisions quickly and effectively.
Example
His decisiveness during the crisis saved the company.
他在危机中的果断决策拯救了公司。
C1 adjective /dɪˈmɒnstrəbl/

demonstrable

可证明的
Meaning
clearly able to be shown or proven
Example
There was demonstrable evidence that he was innocent.
有可证明的证据表明他是无辜的。
C1 noun /ˈdɛsɪˌbɛl/

decibel

分贝
Meaning
a unit used to measure the intensity of sound
Example
The noise level in the factory exceeded 90 decibels.
工厂里的噪音水平超过了90分贝。
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。
A2 noun /ˈdrɔːər/

drawer

抽屉
Meaning
a box-shaped storage compartment that slides in and out of furniture
Example
She kept her jewelry in the top drawer of the dresser.
她把珠宝放在梳妆台的上层抽屉里。
C1 noun /dɪˌnʌnsiˈeɪʃən/

denunciation

指控 / 公共谴责
Meaning
the public condemnation or accusation of someone or something
Example
The journalist's article was a strong denunciation of corruption.
记者的文章是对腐败的强烈指控。
C1 adjective /dɪˈklærətɪv/

declarative

陈述的
Meaning
relating to a statement that declares something; in grammar, a sentence that makes a statement
Example
A declarative sentence simply states a fact or opinion.
陈述句只是陈述一个事实或意见。
B2 adjective /ˈdaʊt.fəl/

Doubtful

怀疑的; 不确定的; 对某事感到不确定
Meaning
uncertain; questionable; feeling uncertain about something
Example
I am doubtful about the success of this project.
我对这个项目的成功表示怀疑。
C1 noun, adjective /dɪˈfiːtɪst/

defeatist

失败主义者
Meaning
A person who expects or is excessively ready to accept failure; showing a tendency to expect defeat.
Example
His defeatist attitude discouraged the rest of the team.
他的失败主义态度使队伍中的其他人感到灰心。
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。
C2 noun /draɪ ˈmæŋgoʊ ˈpaʊdər/

Dry Mango Powder

阿姆楚尔
Meaning
a tangy powder made from dried raw mangoes, used as a spice in Indian cuisine
Example
The chef sprinkled dry mango powder over the chaat for extra tanginess.
厨师将干芒果粉撒在印度小吃上以增加酸味。
C2 verb /dɪsˈbɜːrdən/

disburden

减轻负担
Meaning
to relieve someone of a burden or load
Example
She disburdened herself of worries by sharing them with her friend.
她通过与朋友分享担忧，解除了自己的负担。
C1 adjective /dɪˈsɪd.ju.əs/

deciduous

落叶性
Meaning
Referring to trees that shed their leaves seasonally, typically in autumn.
Example
Oak and maple trees are deciduous, shedding leaves in autumn.
橡树和枫树是落叶性树木，在秋天掉落叶子。
C1 noun /ˌdɜːrməˈtɑːlədʒi/

dermatology

皮肤学
Meaning
The branch of medicine concerned with the skin and its diseases.
Example
He studied dermatology at medical school.
他在医学院学习了皮肤学。
B2 verb /dɪsˈkɑːrd/

discard

丢弃
Meaning
to throw away something that is no longer needed
Example
She decided to discard the old clothes.
她决定丢弃旧衣服。
C2 verb /ˌdɪsəˈvaʊ/

disavow

否认
Meaning
to deny responsibility for or connection with something
Example
He disavowed any involvement in the scandal.
他否认参与了丑闻。
C2 adjective /ˌdaɪəˈtɒmɪk/

diatomic

双原子
Meaning
Consisting of two atoms.
Example
Oxygen is a diatomic molecule.
氧气是双原子分子。
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。
B1 verb /dɪˈleɪ/

delay

延迟
Meaning
to make something happen later than planned
Example
The flight was delayed due to bad weather.
航班因恶劣天气被延误。
C1 verb /dɪˈspɛns/

dispense

分配
Meaning
To distribute or provide something, especially in portions.
Example
The machine dispenses clean drinking water.
机器分配干净的饮用水。
B1 adjective /ˈdiː.teɪld/

detailed

详细
Meaning
Having many details; very thorough.
Example
The report provided a detailed analysis of the situation.
报告提供了对情况的详细分析。
C2 verb /dʌn/

dun

催讨债务
Meaning
to demand payment of a debt persistently
Example
The landlord dunned the tenant for unpaid rent.
房东一再催促租客支付未付款项。
C2 adjective /dɪsˈkʌmfɪtɪŋ/

discomfiting

令人不安
Meaning
Causing unease, embarrassment, or discomfort.
Example
His discomfiting questions made everyone shift uncomfortably in their seats.
他那令人不安的问题让大家在座位上不舒服地动来动去。
C1 verb /dɪsˈɑːrm/

disarm

解除武装
Meaning
to take weapons away from someone; to make someone feel less hostile
Example
The soldiers were ordered to disarm the rebels.
士兵们被命令解除叛乱分子的武装。
C2 adjective /ˈdaʊ.di/

dowdy

过时的 / 旧式的
Meaning
unfashionable, dull, or shabby in appearance
Example
She wore a dowdy dress to the party.
她穿了一件过时的裙子参加聚会。
C1 verb /dɪˈtrækt/

detract

Meaning
To reduce or take away the worth or value of something.
Example
His rude behavior will detract from his good reputation.
C2 noun /ˈdændi/

dandy

过度注重外貌和衣着的男人
Meaning
a man who gives too much attention to his appearance and clothes
Example
The young dandy spent hours grooming himself before the party.
年轻的丹迪在聚会前花了几个小时打理自己。
B1 adjective /draɪd/

dried

干
Meaning
without moisture; preserved by removing water
Example
She added some dried flowers to the vase for decoration.
她在花瓶里加了一些干花来装饰。
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。
C2 noun /dɪˈdʒɛnərəsi/

degeneracy

堕落
Meaning
The state of decline or deterioration, often in moral, cultural, or physical qualities.
Example
The novel portrays the moral degeneracy of a corrupt society.
这部小说描绘了一个腐化社会的道德堕落。
C1 noun dɛkˈstɛr.ɪ.ti

dexterity

灵巧
Meaning
Skill in performing tasks, especially with the hands; mental skill or adroitness.
Example
His dexterity in playing the piano amazed the audience.
他在弹钢琴时的灵巧让观众惊讶。
C2 verb /dɪˈmɜːr/

demur

反对
Meaning
to raise doubts, objections, or show reluctance
Example
She agreed to help without demur.
她同意在没有异议的情况下提供帮助。
C1 noun /deɪˈtɒnt/

detente

缓和紧张关系
Meaning
the easing of strained relations, especially between countries
Example
The treaty helped bring about a détente between the two nations.
该条约有助于缓解两个国家之间的紧张关系。
C2 noun /dreɪk/

Drake

雄鸭
Meaning
a male duck; a type of waterfowl
Example
The drake led his family of ducks across the pond.
那只雄鸭带领它的鸭家族穿过了池塘。
C1 verb /dɪˈmiːn/

demean

贬低
Meaning
to cause someone to lose dignity or respect
Example
The manager demeaned his employees with rude remarks.
经理用粗鲁的言辞贬低了他的员工。
C2 noun /ˈdʌblɪt/

doublet

双件外套 / 紧身夹克
Meaning
a close-fitting jacket worn by men in the Renaissance; also, a pair of similar things
Example
The actor wore a velvet doublet for the Shakespearean play.
演员为莎士比亚的戏剧穿了一件天鹅绒的达布雷特。
A2 adjective /ˈdɪdʒ.ɪ.təl/

digital

数字的
Meaning
Relating to, using, or storing data or information in the form of digital signals; involving or relating to the use of computer technology.
Example
The world is shifting towards a digital economy.
世界正在转向数字经济。
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 /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 /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。
C2 noun /dəˈkɔɪt/

Dacoit

强盗
Meaning
a member of an armed gang of robbers; a bandit, especially in India and Myanmar
Example
The village was terrorized by a gang of dacoits who robbed travelers.
这个村庄被一群强盗所恐吓，他们抢劫了旅行者。
C2 adjective /dɪˈmɒtɪk/

demotic

与普通语言相关
Meaning
relating to ordinary people or everyday language
Example
The poet used demotic language to connect with common readers.
诗人使用与普通语言相关的语言与普通读者建立联系。
A2 noun /dɪʃ/

Dish

盘子
Meaning
a shallow, flat-bottomed container for cooking or serving food; a particular variety or preparation of food served as part of a meal
Example
Please put the rice on the dish before serving.
请在上菜前将米饭放在盘子里。
C1 noun dɪˈskrep.ən.siz

discrepancies

差异
Meaning
Differences between things that should be the same
Example
Discrepancies in regulations delay progress.
规则中的差异延迟了进展。
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 /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。
C1 noun ˈdɪskɔrd

discord

不和
Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
人们之间的不和破坏了社会的稳定。
C2 verb /daʊz/

dowse

使用占卜棒寻找地下水或矿物; 也指用液体浸湿或扑灭。
Meaning
To search for underground water or minerals using a divining rod; also to drench or extinguish with liquid.
Example
The farmer tried to dowse for water in the dry field.
农民试图在干旱的田地中寻找水源。
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。
C1 verb /dɪˈbɑːr/

debar

禁止
Meaning
To officially prevent someone from doing something.
Example
He was debarred from entering the competition due to cheating.
他因作弊被禁止参加比赛。
C2 noun /dɪˈstɪlər/

distiller

蒸馏师
Meaning
A person or company that makes alcoholic drinks or purified liquids by distillation.
Example
The distiller introduced a new brand of whiskey last year.
蒸馏师在去年推出了一款新品牌的威士忌。
C1 adjective /ˈdjuːtɪfəl/

Dutiful

尽职的；尊敬的；顺从的
Meaning
conscientiously fulfilling one's duty; obedient; respectful
Example
She is a dutiful daughter who always helps her parents.
她是一个尽职的女儿，总是帮助她的父母。
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

无私
Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
法官在案件中保持无私。
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。
C2 noun /ˌdɛkəˈsɪləbəl/

decasyllable

十音节诗行
Meaning
A line of verse with ten syllables.
Example
The poet often wrote in decasyllable form.
诗人经常以十音节诗行的形式写作。
B1 verb /daɪv/

dive

跳水
Meaning
to plunge headfirst into water or another substance
Example
He decided to dive into the pool on a hot day.
他决定在炎热的日子里跳进游泳池。
C2 adverb /ˈdɑːrklɪŋ/

darkling

在黑暗中
Meaning
In the dark or growing dark; dimly.
Example
The forest creatures moved darkling through the night.
森林生物在夜晚穿越黑暗。
C1 noun /ˌdɛrɪˈveɪʃən/

derivation

衍生
Meaning
The origin or development of something from a source.
Example
The derivation of the word comes from Latin.
这个词的词源来自拉丁语。
C1 noun /ˈdeɪ.ə.ti/

deity

神祇
Meaning
a god or goddess
Example
The temple is dedicated to a Hindu deity.
这座寺庙奉献给一位印度神祇。
C1 noun /dɪˈluːʒən/

delusion

错觉
Meaning
A false belief or impression maintained despite being contradicted by reality.
Example
He lived under the delusion that he was invincible.
他生活在他自己是不可战胜的错觉中。
C2 noun /daɪˈvʌldʒəns/

divulgence

透露
Meaning
the act of revealing or disclosing something secret or private
Example
The divulgence of company secrets caused a major scandal.
公司机密的透露引发了一场大丑闻。
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。
C1 noun /ˌdɪspɛnˈseɪʃən/

dispensation

Meaning
An exemption from a rule or usual requirement; a system of order, government, or control.
Example
The school granted him a special dispensation to skip the exam due to illness.
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。
C2 noun /dɪˈkrɛpɪˌtjuːd/

decrepitude

衰败
Meaning
the state of being old, weak, and worn out
Example
The once-great empire fell into decrepitude.
曾经伟大的帝国陷入了衰败。
C2 adjective /ˈdɛndrɔɪd/

dendroid

树状的
Meaning
tree-shaped or branching like a tree
Example
The coral has a dendroid structure.
珊瑚有一个树状结构。
B2 noun /dɪsˈmeɪ/

Dismay

沮丧; 惊恐
Meaning
concern and distress caused by something unexpected; consternation or alarm
Example
To our dismay, the concert was cancelled due to severe weather conditions.
令我们失望的是，由于恶劣天气，音乐会被取消了。
A2 verb /dɪˈskraɪb/

describe

描述
Meaning
to give an account of something in words, including details
Example
She described the scene vividly.
她生动地描述了场景。
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。
C1 verb /dɪˈfɔːrm/

deform

变形
Meaning
to change the shape or form of something, especially in a way that makes it ugly or damaged; to distort
Example
The intense heat began to deform the plastic container.
高温开始使塑料容器变形。
C1 noun /daɪˈvɜː.dʒəns/

divergence

分歧
Meaning
The process or state of diverging; a difference or deviation between two or more things.
Example
The divergence in their opinions led to a heated debate.
他们的意见分歧导致了激烈的辩论。
A2 noun /ˈdʌst.bɪn/

Dustbin

垃圾桶
Meaning
a container for holding waste or garbage before disposal
Example
Please throw the paper into the dustbin after use.
请在使用后将纸张丢进垃圾桶。
C2 noun /dɛnˈdrɒlədʒi/

dendrology

Meaning
the scientific study of trees and woody plants
Example
He is studying dendrology at the university.
C1 adjective ˌdet.rɪˈmen.təl

detrimental

有害的
Meaning
Tending to cause harm; damaging or harmful.
Example
Pollution has detrimental effects on fertility.
污染对生育力有害。
C1 noun /ˈdɑːrwɪnɪzəm/

darwinism

达尔文主义
Meaning
the theory of biological evolution developed by Charles Darwin, emphasizing natural selection
Example
Darwinism revolutionized the way scientists understood the origin of species.
达尔文主义彻底改变了科学家们对物种起源的理解。
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。