daguerreotype
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C2 noun /dəˈɡerəˌtaɪp/

daguerreotype

古老的照片
Meaning
An early type of photograph produced on a silver or silver-covered copper plate.
Example
The museum displayed a rare daguerreotype of Abraham Lincoln.
博物馆展出了一张亚伯拉罕·林肯的稀有达盖尔类型照片。
C1 verb /daɪˈvɜːrdʒ/

diverge

分歧
Meaning
to separate and go in different directions; to differ
Example
The two paths diverge at the fork in the road.
这两条路在路口分开。
A2 noun /dɪˈzæs.tər/

Disaster

灾难
Meaning
a sudden event causing great damage or loss of life; a complete failure
Example
The earthquake was a natural disaster that affected thousands of families.
地震是一次自然灾难，影响了成千上万的家庭。
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 verb /dɪˈmoʊt/

demote

降职
Meaning
to reduce to a lower rank or position
Example
The manager decided to demote the employee for poor performance.
经理决定因表现不佳而降职。
C1 noun /djʊˈrɛs/

duress

胁迫
Meaning
threats, violence, or pressure used to force someone to do something
Example
She signed the contract under duress.
她在胁迫下签署了合同。
C2 adjective /daɪˈdæktɪk/

didactic

教学的
Meaning
Intended to teach, often with a moral lesson.
Example
The novel is not just entertaining but also didactic in nature.
这本小说不仅仅是娱乐性，还有教学性质。
B2 noun /ˈdʌklɪŋ/

duckling

Meaning
a young duck
Example
The mother duck led her ducklings to the pond.
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。
B1 noun /ˌdɛmənˈstreɪʃən/

demonstration

示威, 示范
Meaning
the act of showing something clearly, or a public protest
Example
The workers organized a demonstration for better wages.
工人们组织了一场争取更高工资的示威。
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 /dɪˈtɜːrdʒənt/

detergent

洗涤剂
Meaning
a substance used for cleaning, especially for washing clothes and dishes
Example
She bought a new brand of detergent for laundry.
她为洗衣服买了一个新的洗涤剂品牌。
C2 adjective /ˈdɪsənənt/

dissonant

不和谐
Meaning
Harsh and lacking harmony; conflicting.
Example
The orchestra produced a dissonant sound during rehearsal.
乐队在排练中发出了不和谐的声音。
C1 noun dɪˈtætʃ.mənt

detachment

超脱
Meaning
The state of being objective or aloof; not being emotionally involved.
Example
Buddhist philosophy encourages detachment from material desires.
佛教哲学鼓励从物质欲望中解脱。
C2 verb /ˈdʌmfaʊnd/

dumbfound

震惊
Meaning
to greatly astonish or shock someone so they are temporarily speechless
Example
The magician's trick dumbfounded the audience.
魔术师的把戏让观众震惊。
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。
B1 adjective dɪˈleɪd

delayed

延迟的
Meaning
Late or postponed; happening later than planned or expected.
Example
The Artemis mission was delayed due to technical challenges.
阿耳忒弥斯任务由于技术问题被延迟。
A2 noun /ˈdɒŋ.ki/

Donkey

驴子
Meaning
a domesticated animal related to the horse, with long ears and a braying call
Example
The donkey carried heavy bags up the mountain.
驴子把重袋子背到山上。
C2 verb /dɪˈlæpɪdeɪt/

dilapidate

衰败
Meaning
To cause something, especially a building, to fall into ruin or disrepair.
Example
The abandoned house began to dilapidate over the years.
那座废弃的房子在多年的时间里开始衰败。
C1 adjective /dɪˈsɜːrnɪŋ/

discerning

有洞察力的
Meaning
having good judgment or insight; able to distinguish well
Example
He is a discerning reader who notices subtle details.
他是一个有洞察力的读者，能注意到细微的细节。
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。
C2 noun /dɪˈdʒɛkʃən/

dejection

沮丧
Meaning
a state of sadness, depression, or low spirits
Example
She sat in a state of dejection after hearing the bad news.
她在听到坏消息后，处于一种沮丧的状态。
C2 noun /ˈdrʌmɪt/

Drumet

军鼓
Meaning
a small drum used in military or marching bands
Example
The drummer played a steady beat on the drumet during the parade.
鼓手在游行中打出了稳定的节奏。
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。
C1 noun /doʊ/

doe

母鹿
Meaning
a female deer, especially an adult one
Example
The doe and her fawn were grazing in the meadow.
母鹿和她的小鹿在草地上吃草。
C1 verb /ˈdaʊn.pleɪ/

downplay

淡化
Meaning
to make something seem less important than it really is
Example
The company tried to downplay the risks of the new product.
公司试图淡化新产品的风险。
C1 noun /ˈdaʊri/

dowry

嫁妆
Meaning
Property or money brought by a bride to her husband at marriage.
Example
The dowry tradition is still followed in some cultures.
一些文化仍然遵循嫁妆的传统。
C2 noun /dɪˈpɑːzɪtər/

depositor

存款人
Meaning
a person who places money in a bank or financial institution
Example
The bank provides insurance to protect depositors’ funds.
银行提供保险来保护存款人的资金。
C1 noun /ˈdɒɡmə/

dogma

教条
Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
宗教领袖严格遵守传统的教条。
C1 adjective /dɪˈbɪl.ɪ.teɪ.tɪŋ/

debilitating

虚弱的
Meaning
Making someone or something weak and infirm.
Example
The disease had a debilitating effect on his health.
该疾病对他的健康产生了衰弱的影响。
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。
A2 noun /ˈdɪs.təns/

Distance

距离
Meaning
the length of space between two points; remoteness in place, time, or relationship
Example
The distance between the two cities is approximately three hundred kilometers.
这两座城市之间的距离大约是三百公里。
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。
C2 verb /ˌdɪsəˈreɪndʒ/

disarrange

弄乱
Meaning
to disturb the order or arrangement of something
Example
The wind disarranged her hair.
风把她的头发弄乱了。
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。
A2 noun /dɪˈsɪʒ.ən/

Decision

决定
Meaning
a conclusion or resolution reached after consideration; the action of deciding
Example
Making the right decision required careful analysis of all available options.
做出正确的决定需要对所有可用选项进行仔细分析。
C1 noun /daɪˈsɛkʃən/

dissection

解剖
Meaning
the act of cutting apart or analyzing something in detail, especially a body or structure
Example
The dissection of the specimen revealed important details about its structure.
样本的解剖揭示了关于其结构的重要细节。
A2 adjective /ˈdɜː.ti/

Dirty

脏的; 沾有污渍的; 不愉快的; 道德败坏的
Meaning
not clean; covered with dirt; unpleasant; morally corrupt
Example
The kitchen was dirty after cooking.
做饭后厨房是脏的。
C2 noun /ˌdiːlɛkˈteɪʃən/

delectation

愉悦
Meaning
great pleasure or delight
Example
She read the story aloud for the delectation of her friends.
她大声朗读故事，以供朋友们的愉悦。
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。
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。
C1 adjective /ˈdɪzməl/

Dismal

阴沉的; 沮丧的; 令人悲伤的
Meaning
gloomy; depressing; causing sadness or despair
Example
The weather was dismal with heavy rain and dark clouds.
天气阴沉，伴随大雨和黑暗的云层。
C1 noun /ˌdɪsbɪˈliːvər/

disbeliever

不信者
Meaning
a person who does not believe in something, especially a religion or idea
Example
He was called a disbeliever for rejecting the traditional faith.
因为拒绝传统信仰，他被称为不信者。
B1 verb /dræɡ/

drag

拖
Meaning
to pull something heavy or difficult to move along the ground; to go somewhere unwillingly; to last too long
Example
She had to drag the heavy suitcase up the stairs.
她必须把沉重的行李拖上楼梯。
C1 verb /ˌdɪsɪnˈtæŋɡl/

disentangle

解开
Meaning
To free something or someone from a tangle or complication.
Example
She tried to disentangle her hair from the branches.
她试图把头发从树枝上解开。
C1 verb /ˈdɛprɪˌkeɪt/

deprecate

贬低
Meaning
to express disapproval of something
Example
The teacher deprecated the use of slang in academic essays.
老师批评在学术论文中使用俚语。
C2 verb /dɪˈfoʊlieɪt/

defoliate

除叶
Meaning
to strip leaves from a tree, plant, or area, often using chemicals
Example
The farmers defoliated the fields before harvest.
农民在收获前除叶了田地。
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。
B1 noun, verb /ˈdɪskaʊnt/

discount

折扣
Meaning
A reduction in the usual price of something; to reduce the price of something.
Example
The store offered a 20% discount on all electronics.
商店提供了所有电子产品20%的折扣。
C2 noun /dɪˈtrækʃən/

detraction

贬低
Meaning
The act of belittling or taking away from the value of something.
Example
Her constant detraction of others made her unpopular.
她对他人的不断贬低使她变得不受欢迎。
B2 verb, noun /dɑːrt/

dart

飞镖/迅速奔跑
Meaning
to move suddenly and quickly; a small pointed missile thrown at a target
Example
The cat darted across the street to avoid the car.
猫迅速穿过街道以避开汽车。
C2 noun /ˈdɛkəˌɡɒn/

decagon

十边形
Meaning
A polygon with ten sides and ten angles.
Example
The geometry teacher drew a perfect decagon on the board.
几何老师在黑板上画了一个完美的十边形。
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.
C2 adjective /ˈdʌktaɪl/

ductile

延展性强
Meaning
capable of being stretched into a thin wire without breaking; easily influenced
Example
Gold is a very ductile metal.
黄金是一种非常延展的金属。
C2 verb /dɪsˈteɪn/

distain

鄙视
Meaning
to treat with scorn or contempt (archaic form of disdain)
Example
He would never distain those who had less fortune than him.
他从未鄙视那些比他更不幸运的人。
C1 noun /ˌdiːpɔːrˈteɪʃən/

deportation

Meaning
The act of expelling a foreigner from a country.
Example
The deportation of hundreds of workers sparked international criticism.
C1 adjective /ˈdek.stər.əs/

dexterous

灵巧
Meaning
Showing or having skill, especially with the hands; mentally adroit and skillful.
Example
A dexterous programmer can write complex codes effortlessly.
一个灵巧的程序员可以毫不费力地写出复杂的代码。
C1 verb /dɪˈvɒlv/

devolve

移交
Meaning
To pass power, responsibility, or duties to another person or group.
Example
The responsibility will devolve on the new manager.
责任将转交给新经理。
C1 noun/verb /dɛnt/

dent

凹痕
Meaning
a small hollow mark on the surface of something; to make a small hollow mark
Example
The accident left a dent in the car door.
事故在车门上留下了一个凹痕。
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 /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。
A2 verb /ˈdʌbəl/

double

翻倍
Meaning
to make twice as much in size, number, or amount
Example
The company hopes to double its profits this year.
公司希望今年能使其利润翻倍。
C2 noun /ˈduːti/

Dhuti

杜提
Meaning
a traditional Indian garment for men consisting of a piece of unstitched cloth worn around the waist and legs
Example
The elderly man wore a white dhuti during the religious ceremony.
老人穿着白色杜提参加宗教仪式。
C1 verb /ˈdɛsɪmeɪt/

decimate

摧毁
Meaning
To destroy or kill a large proportion of something.
Example
The wildfire decimated the forest.
火灾摧毁了森林。
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.
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.
C2 noun /ˈdaɪˌsɪləbəl/

disyllable

双音节词
Meaning
a word consisting of two syllables
Example
The word 'happy' is a disyllable.
‘幸福’这个词是一个双音节词。
A2 noun /daʊt/

Doubt

怀疑; 不信任; 疑虑
Meaning
a feeling of uncertainty or lack of conviction; distrust or suspicion
Example
There was no doubt in her mind that she had made the right decision.
她毫不怀疑自己做出了正确的决定。
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。
C1 noun /dɪn/

din

噪音
Meaning
a loud, unpleasant, and prolonged noise
Example
The din of traffic outside made it hard to concentrate.
外面交通的噪音让集中注意力变得困难。
B1 noun dɪˈskʌvəriz

discoveries

发现
Meaning
The action or process of finding or learning something for the first time; facts or things discovered.
Example
His discoveries revolutionized multiple fields.
他的发现革新了多个领域。
C1 adjective /dɪˈfɪʃənt/

Deficient

缺乏的
Meaning
not having enough of a specified quality or ingredient; lacking or inadequate
Example
His diet was deficient in essential vitamins.
他的饮食缺乏必需的维生素。
A2 noun /ˈdjuː.ti/

Duty

责任
Meaning
something that one is expected or required to do; moral or legal obligation
Example
It is our duty as citizens to vote in elections.
作为公民，我们有责任在选举中投票。
C2 verb /ˈdɛpjʊˌtaɪz/

deputize

任命为副职
Meaning
To appoint someone as a deputy; to act as a substitute or representative.
Example
The sheriff decided to deputize several locals to help maintain order.
治安官决定指派几位当地人以帮助维持秩序。
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。
C2 adjective /ˈdjuːtiəs/

duteous

尽责的
Meaning
dutiful; obedient and respectful
Example
The duteous child always followed her parents’ instructions.
这个尽责的孩子总是遵循父母的指示。
A1 noun /deɪz/

days

天数
Meaning
plural of day; refers to multiple 24-hour periods of time
Example
The project will take at least five days to finish.
这个项目将需要至少五天才能完成。
C1 verb /dɪˈsɛnt/

dissent

Meaning
To hold or express opinions that are different from those officially accepted.
Example
Several members dissented from the majority decision.
B1 noun /ˌdek.əˈreɪ.ʃən/

Decoration

装饰; 装饰品; 奖项;
Meaning
the process or art of decorating something; ornamental items used to beautify
Example
The Christmas decoration transformed the ordinary room into a festive wonderland.
圣诞装饰把普通房间变成了一个节日奇境。
C2 noun /ˈdaɪəˌdɛm/

diadem

冕冠
Meaning
A crown or headband worn as a symbol of royalty or authority.
Example
The queen wore a glittering diadem at the coronation.
女王在加冕仪式上戴着闪闪发光的王冠。
C2 noun /ˌdɪləˈtænt/

dilettante

外行
Meaning
A person who takes up an art, activity, or subject merely for amusement, especially in a superficial way.
Example
He was dismissed as a dilettante in the art world because he lacked formal training.
他在艺术界被视为外行，因为他缺乏正式的训练。
B1 noun /ˈdɪstrɪkt/

district

区
Meaning
a specific area of a country, city, or town, often with official boundaries
Example
She lives in the northern district of the city.
她住在城市的北区。
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。
C2 noun /ˈdɛrɪk/

derrick

钻井塔
Meaning
A framework or tower used for supporting a crane, especially for oil drilling or lifting heavy loads.
Example
The workers assembled a derrick at the oil drilling site.
工人们在石油钻井现场组装了一座钻井塔。
B1 adjective /ˈdiːsənt/

decent

体面
Meaning
conforming to standards of propriety, good taste, or morality
Example
He found a decent job after months of searching.
他在几个月的寻找后找到了一份体面的工作。
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。
B1 verb /dɪɡ/

dig

挖掘
Meaning
to break up and move earth with a tool or machine, or with hands, paws, etc.
Example
They decided to dig a hole for the new tree.
他们决定为新树挖一个洞。
C2 noun /dɪsˈtɛmpər/

distemper

一种影响动物的病毒性疾病，特别是狗
Meaning
a viral disease affecting animals, especially dogs; also refers to a state of disorder
Example
The dog was diagnosed with distemper and needed immediate care.
这只狗被诊断为患有犬瘟热，需要立即治疗。
A1 noun /dɛsk/

desk

书桌
Meaning
a piece of furniture with a flat surface used for writing or working
Example
The books are on the desk.
书籍在书桌上。
B1 noun /ˈdaɪ.mənd/

Diamond

钻石
Meaning
a precious stone that is extremely hard and brilliant when cut
Example
She wore a diamond ring on her finger.
她把钻石戒指戴在手指上。
B2 adjective /dæmp/

damp

潮湿的
Meaning
slightly wet, often in an unpleasant way
Example
The room felt cold and damp after the rain.
下雨后，房间感觉又冷又潮湿。
C1 noun /ˈduːmz.deɪ/

Doomsday

世界末日; 最后的审判日
Meaning
the last day of the world's existence; a time of catastrophic destruction
Example
The preacher spoke about doomsday and the importance of preparing spiritually.
传教士谈到了世界末日和灵性准备的重要性。
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 /dɪˌskrɪm.ɪˈneɪ.ʃən/

Discrimination

歧视; 不公正待遇; 偏见
Meaning
the unjust or prejudicial treatment of different categories of people; recognition of difference
Example
The company was sued for racial discrimination in their hiring practices.
该公司因其招聘中存在种族歧视而被起诉。
C1 verb /dɪsˈtrʌst/

distrust

不信任
Meaning
to have no confidence or trust in someone or something
Example
Many people distrust politicians.
许多人不信任政治家。
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。
C1 verb /dɪˈfeɪm/

defame

诽谤
Meaning
to harm someone's reputation by spreading false information
Example
He was defamed by malicious rumors.
他被恶意谣言诽谤。
C1 noun ˌdɛməˈɡræfɪk trænˈzɪʃən

demographic transition

人口过渡
Meaning
A shift in population patterns from high birth and death rates to low birth and death rates as a country develops economically
Example
The demographic transition indicates a shift towards an aging society.
人口过渡表示向老龄化社会的转变。
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 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。
C1 verb /dɪsˈɡrʌntl/

disgruntle

使不满
Meaning
to make someone dissatisfied or discontented
Example
The unfair treatment disgruntled the workers.
不公平的待遇使工人感到不满。
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。
B1 noun, verb /dɪˈzaɪər/

desire

欲望
Meaning
a strong feeling of wanting something or wishing for something to happen
Example
He has a strong desire to travel the world.
他有强烈的欲望去环游世界。
A2 verb /dɪˈstrɔɪ/

destroy

摧毁
Meaning
to damage something so badly that it cannot be used
Example
The fire destroyed the entire building.
火灾摧毁了整个建筑。
C1 noun /dɪˈpɑːzətɔːri/

depository

存储所, 储藏室
Meaning
a place where things are stored or deposited, especially financial assets
Example
The national depository safeguards all government bonds.
国家储藏所保护所有政府债券。
C2 noun /ˌdɪspjuːˈteɪʃən/

disputation

争论
Meaning
a formal debate or argument
Example
The disputation between the two scholars lasted for hours.
两位学者之间的争论持续了好几个小时。
C2 adjective /dɛˈspɒtɪk/

despotic

专制
Meaning
exercising power in a cruel, oppressive, or authoritarian way
Example
The king’s despotic rule left the people in misery.
国王的专制统治使人民陷入了痛苦。
B1 adjective /dɪsˈeɪbld/

disabled

残疾
Meaning
having a physical or mental condition that limits movements, senses, or activities
Example
The park has special facilities for disabled people.
公园有专为残疾人士设计的设施。
C1 noun /dɪˈlɪriəm/

delirium

谵妄
Meaning
An acutely disturbed state of mind characterized by restlessness, illusions, and incoherence.
Example
The patient experienced delirium after the surgery due to the strong medication.
患者在手术后由于强烈的药物而经历了谵妄。
B1 adjective /dɪˈlaɪtɪd/

delighted

高兴
Meaning
feeling or showing great pleasure and happiness
Example
She was delighted with the surprise gift.
她对惊喜礼物感到非常高兴。
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。
C1 verb /ˌdɪsəˈsɛmbəl/

disassemble

拆开
Meaning
To take apart something into its separate pieces.
Example
He had to disassemble the computer to repair it.
他必须拆开电脑来修理它。
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。
A2 noun /ˈdaɪəri/

diary

日记
Meaning
a book in which one keeps a daily record of events and experiences
Example
She wrote about her day in her diary before going to bed.
她在睡觉前在日记中写下了她的一天。
C2 adjective /ˌdaɪəˈlɛktɪkəl/

dialectical

辩证
Meaning
Relating to the logical discussion of ideas and opinions.
Example
She took a dialectical approach to solve the complex issue.
她采取了辩证的方法来解决这个复杂的问题。
C2 noun /ˈdɛvɪltrɪ/

deviltry

恶魔的诡计
Meaning
Cruel or malicious behavior; mischief with an evil aspect.
Example
The villain’s deviltry terrified the townsfolk.
恶棍的恶作剧吓坏了镇上的人。
A2 noun dɪˈvaɪs

device

设备, 工具, 电子设备
Meaning
A thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment.
Example
This device improves efficiency in data processing.
该设备提高了数据处理的效率。
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。
C1 noun /ˌdiː.mɑːˈkeɪ.ʃən/

Demarcation

划界
Meaning
the action of fixing the boundary or limits of something; separation or division
Example
The demarcation between public and private land was clearly marked.
公共和私人土地之间的划界已被明确标记。
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。
C2 verb /ˈdɒɡmətaɪz/

dogmatize

教条化
Meaning
To state opinions or beliefs as if they were absolute truths.
Example
The professor tended to dogmatize on political issues.
教授倾向于在政治问题上教条主义。