declamatory
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C2 adjective /dɪˈklæməˌtɔri/

declamatory

激昂的演讲风格
Meaning
speaking in a loud, rhetorical, or dramatic way
Example
The politician’s declamatory style impressed some but irritated others.
这位政治家的激昂演讲风格让一些人印象深刻，但让另一些人感到恼火。
C1 verb /dɪsˈkleɪm/

disclaim

否认
Meaning
to deny responsibility or connection with something
Example
The company disclaimed responsibility for the accident.
公司否认对此事故负责。
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。
C2 noun /ˌdɛkləˈmeɪʃən/

declamation

朗诵
Meaning
a formal speech delivered with rhetorical or dramatic effect
Example
Her declamation captivated the audience at the competition.
她的朗诵在比赛中吸引了观众。
A2 noun /drʌɡ/

drug

毒品
Meaning
a substance used as a medicine or an illegal addictive substance
Example
The doctor prescribed a new drug for the illness.
医生为这种疾病开了新药。
C1 noun /ˈdʊr.i.ən/

Durian

榴莲
Meaning
a large spiky tropical fruit known for its strong smell and creamy custard-like flesh
Example
Durian is known as the king of fruits in Southeast Asia despite its pungent odor.
榴莲在东南亚被誉为水果之王，尽管它散发着强烈的气味。
C1 noun /ˈdræm.ə.tɪst/

dramatist

剧作家
Meaning
a person who writes plays
Example
Shakespeare is one of the greatest dramatists in history.
莎士比亚是历史上最伟大的剧作家之一。
C2 adjective /daɪˈæfənəs/

diaphanous

透明的
Meaning
Light, delicate, and translucent.
Example
She wore a diaphanous dress that shimmered in the sunlight.
她穿着一件透明的裙子，在阳光下闪闪发光。
C2 noun /ˌdaɪələˈtɪʃən/

dialectician

辩证法专家
Meaning
A person skilled in dialectic or logical argument.
Example
Socrates is often considered the greatest dialectician in history.
苏格拉底常被认为是历史上最伟大的辩证法专家。
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。
A1 noun /deɪ/

Day

天; 日
Meaning
a period of twenty-four hours; the time during which there is light
Example
What a beautiful day it is today with clear blue skies!
今天是个美丽的日子，蓝天晴朗！
C1 noun /ˌdɪsəˈluːʃən/

dissolution

解散
Meaning
the act of formally ending or breaking apart something, such as an organization or marriage
Example
The dissolution of the company was announced yesterday.
公司解散的消息昨天公布。
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。
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。
C2 adjective /ˈdekərəs/

decorous

得体
Meaning
showing proper and polite behavior; marked by good taste
Example
The audience gave a decorous applause after the performance.
观众在演出后给予了得体的掌声。
C2 adjective /dɪˈrɒɡətɪv/

derogative

贬低的
Meaning
Expressing a low opinion or showing lack of respect.
Example
He made a derogative remark about her work.
他对她的工作做了贬低的评论。
C1 adjective /dɪˈplɔːrəbl/

deplorable

可鄙的
Meaning
deserving strong condemnation; shockingly bad in quality
Example
The refugees were living in deplorable conditions.
难民们生活在可鄙的条件下。
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。
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 /daɪn/

dyne

力的单位（厘米-克-秒制）
Meaning
A unit of force in the centimeter-gram-second (cgs) system equal to 10⁻⁵ newtons.
Example
The physicist measured the force in dynes.
物理学家用代因测量力。
C2 noun /ˌdiːnəʊˈteɪʃən/

denotation

指示
Meaning
The literal or primary meaning of a word, in contrast to the feelings or ideas that the word suggests.
Example
The denotation of the word 'rose' is a type of flower.
“玫瑰”这个词的指示是一个花的种类。
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。
C2 adjective /dɪsˈdʒʌŋktɪv/

disjunctive

选择性
Meaning
Serving to separate or divide; expressing a choice between alternatives.
Example
In grammar, 'or' is a disjunctive conjunction.
在语法中，'或' 是一个选择性连词。
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。
A1 noun /dɔːr/

Door

门
Meaning
a movable barrier used to close an entrance to a building or room
Example
Please close the door when you leave the room.
离开房间时请关上门。
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。
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。
C1 noun /ˈdɛspɒt/

despot

暴君
Meaning
a ruler with absolute power, often ruling in a cruel or oppressive way
Example
The despot ruled the nation with fear and violence.
暴君以恐惧和暴力统治国家。
B1 noun /dɜːrt/

Dirt

污垢; 土地; 不洁物质
Meaning
a substance that makes something unclean; earth or soil; unclean matter
Example
After playing in the garden, the children were covered in dirt from head to toe.
在花园玩耍后，孩子们从头到脚都沾满了污垢。
A2 verb /ˌdɪsəˈɡriː/

disagree

不同意
Meaning
to have a different opinion; to not agree
Example
I disagree with your assessment of the situation.
我不同意你对这个情况的评估。
C1 noun /dɪˈmaɪz/

demise

死亡 / 结束
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
公司突如其来的倒闭震惊了投资者。
B2 noun ডিজিটাল ডিটক্স

digital detox

数字排毒
Meaning
A period of time during which a person refrains from using electronic devices such as smartphones or computers, regarded as an opportunity to reduce stress or focus on social interaction in the physical world.
Example
A digital detox can help reduce hand fatigue.
数字排毒有助于减轻手部疲劳。
B1 noun/adjective /ˌdɒkjʊˈmɛntri/

documentary

纪录片
Meaning
A film or television program that provides a factual record or report.
Example
We watched a documentary about climate change.
我们观看了关于气候变化的纪录片。
C2 noun /ˈdɛskænt/

descant

附加旋律
Meaning
An additional melody or counterpoint sung or played above the main melody.
Example
The choir added a beautiful descant to the hymn.
合唱团为赞美诗添加了一段美丽的附加旋律。
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 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。
B1 adjective ˌdem.əˈkræt.ɪk

democratic

民主的
Meaning
Relating to or supporting democracy or its principles.
Example
Democratic governance ensures equal rights.
民主治理确保平等的权利。
C2 noun dɪsˈbɜːs.mənt

disbursement

支付
Meaning
The payment of money from a fund.
Example
The company's disbursement of salaries was delayed.
公司的工资支付被延迟了。
B2 noun /ˈdɛnɪmz/

denims

牛仔布裤
Meaning
pants or clothes made from denim fabric, usually jeans
Example
He wore blue denims with a white shirt.
他穿着蓝色牛仔裤和白衬衫。
C1 noun /dɪˈspɜːrʒən/

dispersion

分散
Meaning
The action or process of distributing things or people over a wide area.
Example
The dispersion of seeds by the wind helps plants reproduce.
风的种子散布有助于植物繁殖。
C1 noun /ˈdeɪ.li.ə/

Dahlia

大丽花
Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
她在去年夏天在花园里种了五颜六色的大丽花。
C2 verb /dɪˈnjuːd/

denude

剥夺
Meaning
to strip something of its covering, possessions, or assets
Example
The forest was denuded of trees by illegal logging.
森林被非法伐木剥夺了树木。
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 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 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

差异化, 区分
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
从竞争者中实现差异化可以创建独特的市场地位。
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

重要人物
Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
几位外国重要人物出席了国宴。
B1 adjective /drəˈmæt.ɪk/

Dramatic

戏剧性的; 突然且惊人; 激动人心且印象深刻
Meaning
relating to drama; sudden and striking; exciting and impressive
Example
The dramatic sunset painted the sky in brilliant colors.
戏剧性的日落将天空涂上了明亮的色彩。
B2 adjective /ˈduː.əl/

Dual

双重的
Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
她拥有两个国家的双重国籍。
C2 noun /ˈdoʊneɪtər/

donator

捐赠者
Meaning
A person who gives something, especially money or goods, as a donation.
Example
The donator wished to remain anonymous after contributing a large sum.
捐赠者在捐赠了一大笔钱后希望保持匿名。
C2 noun /daɪˈɡrɛʃən/

digression

离题
Meaning
A temporary departure from the main subject in speech or writing.
Example
Her story was full of interesting digressions.
她的故事充满了有趣的离题部分。
C2 noun /ˈdæl.i.əns/

Dalliance

短暂的恋情; 风流韵事
Meaning
a casual romantic or sexual relationship; a brief involvement or experiment
Example
His dalliance with photography lasted only a few months before he lost interest.
他与摄影的短暂关系只持续了几个月，之后他失去了兴趣。
C2 noun /ˈdɒldrəmz/

doldrums

Meaning
A state of inactivity, stagnation, or low spirits; also a region near the equator with calm winds.
Example
After the project failed, the team was stuck in the doldrums for months.
B2 verb /dɪˈspoʊz/

dispose

丢弃
Meaning
To get rid of something, or to arrange or incline towards something.
Example
He disposed of the old furniture responsibly.
他负责任地处理了那些旧家具。
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

衍生物
Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
这部电影因过于模仿早期作品而受到批评。
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。
C2 adjective /ˌdɪskəmˈbɑːbjuleɪtɪd/

discombobulated

困惑
Meaning
confused and disoriented; feeling unsettled
Example
She looked discombobulated after hearing the unexpected news.
她听到那条意外的消息后，看起来很困惑。
C1 noun/verb /ˈdiːkɔɪ/

decoy

诱饵
Meaning
something or someone used to lure or mislead
Example
The hunters used a wooden duck as a decoy.
猎人们用一只木鸭作为诱饵。
C2 noun /ˌdɪsæprəˈbeɪʃən/

disapprobation

强烈反对
Meaning
strong disapproval, typically on moral grounds
Example
The policy was met with widespread disapprobation.
该政策遭遇了广泛的反对。
B1 noun /ˌdɛfɪˈnɪʃən/

definition

定义
Meaning
a statement that explains the meaning of a word or concept
Example
The dictionary gives a clear definition of the word.
字典给出了这个词的明确定义。
C1 noun /ˈdjuːplɛks/

duplex

双拼房
Meaning
A house or apartment divided into two separate residences.
Example
They live in a duplex near the city center.
他们住在市中心附近的一座双拼房里。
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。
C2 adjective /dæŋk/

dank

潮湿且寒冷
Meaning
unpleasantly damp and cold
Example
The basement was dark and dank, filled with a musty smell.
地下室又黑又潮湿，弥漫着一股霉味。
C1 noun /dɪˈrɪʒən/

derision

嘲笑
Meaning
Contemptuous ridicule or mockery.
Example
His ideas were greeted with derision by the audience.
他的观点被观众嘲笑了。
C2 adjective /dɪˈkɔːrəs/

decourous

得体
Meaning
characterized by propriety, good taste, and proper manners
Example
She maintained a decourous silence during the ceremony.
她在仪式上保持了得体的沉默。
C1 verb /dɪˈtɛst/

detest

讨厌
Meaning
To dislike intensely or hate.
Example
I detest waking up early on weekends.
我讨厌在周末早起。
C1 noun ˌdɪdʒɪˈnɛəreɪʃən

degeneration

退化
Meaning
The process of decline or deterioration in structure or function.
Example
The degeneration of brain cells leads to cognitive decline.
大脑细胞的退化导致认知能力下降。
C1 verb /ˈdæŋɡəl/

dangle

悬挂
Meaning
to hang loosely or swing freely
Example
The keys dangled from his belt.
钥匙从他的腰带上悬挂。
A1 adjective /dɪr/

dear

亲爱的
Meaning
loved or cherished; sometimes used as a polite form of address
Example
She is very dear to her grandparents.
她在祖父母心中非常亲爱。
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。
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。
B2 verb /dɪˈskrɪmɪˌneɪt/

discriminate

Meaning
To treat someone unfairly based on race, gender, or other differences; or to recognize a distinction.
Example
The law prohibits employers from discriminating against women.
C1 noun /ˈdaɪhɑːrd/

diehard

Meaning
A person who strongly resists change and remains loyal to a belief or cause.
Example
He is a diehard fan of classic rock music.
A1 adjective /dɑːk/

Dark

黑暗
Meaning
having little or no light; of a deep shade approaching black
Example
She prefers dark colors for her winter clothes.
她更喜欢深色的冬季衣物。
C2 noun /ˈdæstərd/

dastard

懦夫
Meaning
a cowardly or dishonorable person
Example
Only a dastard would betray his closest friend.
只有懦夫才会背叛自己最亲密的朋友。
C1 noun /drɑːft/ (UK), /dræft/ (US)

draught

Meaning
a current of cool air in a room or another confined space; also a portion of liquid, especially beer, served from a barrel or cask
Example
She closed the window to keep out the cold draught.
C1 verb /dɪsˈsætɪsfaɪ/

dissatisfy

使不满
Meaning
to fail to please or meet expectations; to make someone unhappy
Example
The poor service dissatisfies many customers.
糟糕的服务让许多顾客不满意。
C1 adjective /dɪˈsiːtfəl/

deceitful

欺骗的
Meaning
Deliberately misleading or dishonest.
Example
She gave a deceitful answer to hide the truth.
她给了一个欺骗性的回答，以掩盖真相。
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。
A1 noun /ˈdænsɪŋ/

dancing

Meaning
the activity of moving the body rhythmically to music
Example
They spent the evening dancing at the party.
C2 adjective /ˈdɪstəl/

distal

远端
Meaning
situated away from the center of the body or from the point of attachment
Example
The doctor examined the distal end of the patient’s arm.
医生检查了病人手臂的远端。
B1 noun /ˈdrɛsɪŋ/

dressing

沙拉酱 / 调味料混合物
Meaning
a sauce for salads; or material used to cover a wound
Example
She prepared a delicious salad with Italian dressing.
她用意大利沙拉酱准备了一道美味的沙拉。
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。
C2 adjective /ˈdɛprɪkətɔːri/

deprecatory

贬低的
Meaning
expressing disapproval or belittling
Example
He gave a deprecatory remark about their performance.
他对他们的表现做出了贬低的评论。
C2 adjective /ˈdoʊlfəl/

Doleful

悲伤的; 忧郁的;
Meaning
sorrowful; mournful; expressing grief or sadness
Example
She gave him a doleful look when he left.
当他离开时，她给了他一个悲伤的眼神。
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 /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 /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。
C1 noun /dɪsˈlɛksiə/

dyslexia

阅读障碍
Meaning
A learning disorder characterized by difficulty reading due to problems identifying speech sounds and decoding words.
Example
The teacher used special methods to help the student with dyslexia.
老师使用了特殊的方法来帮助患有阅读障碍的学生。
C2 noun /ˈdɛvɪlri/

devilry

恶作剧
Meaning
Wicked or cruel behavior; mischievous actions.
Example
The children were full of devilry on Halloween night.
万圣节那天，孩子们充满了恶作剧。
A2 noun /ˈden.tɪst/

Dentist

牙科医生
Meaning
a medical professional who treats teeth and oral health
Example
I need to visit the dentist for a regular checkup.
我需要去看牙医进行定期检查。
C1 noun /dɪˈprɛsənt/

depressant

抑制剂
Meaning
A drug that reduces functional or nervous activity in the body.
Example
Alcohol acts as a depressant on the central nervous system.
酒精在中枢神经系统中作为抑制剂发挥作用。
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。
C2 noun /dɪˈfoʊliənt/

defoliant

Meaning
a chemical that causes leaves to drop from plants, often used in warfare or agriculture
Example
The army sprayed defoliant to clear the forest cover.
C2 verb /dɪˈkleɪm/

declaim

Meaning
to speak aloud in a formal, passionate, or theatrical way
Example
The actor declaimed his lines with great intensity.
B1 adverb /ˈdeɪndʒərəsli/

Dangerously

危险地
Meaning
in a way that could cause harm or injury; riskily
Example
He was driving dangerously fast on the highway.
他在高速公路上开得非常危险。
C1 noun /ˈdɛdlɒk/

deadlock

僵局
Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
谈判在双方都未同意妥协后陷入了僵局。
C2 adjective /ˌdɛbəˈnɛr/

debonair

迷人
Meaning
confident, stylish, and charming, typically referring to a man
Example
He looked debonair in his tuxedo at the gala.
他在晚会中穿着燕尾服看起来非常迷人。
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。
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。
C2 noun /djuːˈɛnə/

duenna

女家庭教师
Meaning
an older woman acting as a governess or chaperone, especially in Spanish families
Example
The young lady was accompanied by a duenna during the festival.
年轻女士在节日期间由一位杜埃纳陪同。
C2 adjective /ˈdæpər/

dapper

整洁而时尚
Meaning
Neat, stylish, and well-dressed in appearance.
Example
He looked very dapper in his new suit.
他穿着新西装看起来非常整洁和时尚。
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。
A2 adverb /ˈdɪfərəntli/

differently

以不同方式
Meaning
in a way that is not the same as another or as expected
Example
She approached the problem differently than her colleagues.
她以不同的方式解决了这个问题，比她的同事们更有创意。
A2 noun /dʌk/

Duck

鸭子
Meaning
a waterbird with webbed feet and a broad flat bill
Example
The duck swam gracefully across the lake.
那只鸭子优雅地游过湖面。
C1 adjective /dɪˈrɒɡətɔːri/

derogatory

贬低的
Meaning
Showing a critical or disrespectful attitude.
Example
The article contained derogatory comments about the politician.
文章包含了对政治家的贬低评论。
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。
C2 noun /dɪˈklɪvɪti/

declivity

坡度
Meaning
a downward slope of ground
Example
They carefully climbed down the declivity of the hill.
他们小心地爬下了山坡。
C1 adjective /dɪˈvɔɪd/

devoid

空虚
Meaning
Completely lacking or without something.
Example
His speech was devoid of any real emotion.
他的演讲完全缺乏任何真实的情感。
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。
B1 verb/noun /ˈdiːkriːs/ (noun), /dɪˈkriːs/ (verb)

decrease

Meaning
To become or make something smaller or fewer in number, amount, or degree.
Example
The population of the town has decreased over the years.
A2 verb /dɪˈzaɪn/

design

Meaning
to plan and create something with a particular purpose or look
Example
She will design the new company logo.
C1 noun dɪˈspær.ə.ti

disparity

差异
Meaning
A great difference or inequality.
Example
Disparity between countries must be reduced.
国家之间的差异必须减少。
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。
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。
A2 noun /dɒl/

doll

洋娃娃
Meaning
a small toy resembling a human figure, especially for children
Example
The little girl hugged her favorite doll tightly.
小女孩紧紧抱着她最喜欢的洋娃娃。
B1 verb /dɪp/

dip

浸泡
Meaning
to put something quickly into a liquid and take it out again
Example
She dipped her bread into the soup.
她把面包浸入汤中。
B1 noun /dʌst/

dust

灰尘
Meaning
Fine particles of matter.
Example
Road dust is a major pollutant in urban areas.
路上的灰尘是城市地区的主要污染物。
C2 noun /dɪnt/

dint

努力，撞击痕迹
Meaning
an impression or hollow made by a blow; force or power
Example
By dint of hard work, he achieved success.
通过努力工作，他取得了成功。
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。
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。
C1 verb /ˈdɛnɪˌɡreɪt/

denigrate

贬低
Meaning
to criticize unfairly; to belittle or disparage someone or something
Example
He was quick to denigrate the achievements of his colleagues.
他很快就贬低了同事们的成就。