damaging
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B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
C2 noun /ˈdræɡˌnɛt/

dragnet

大规模搜捕
Meaning
A systematic search or investigation, often by police to catch criminals.
Example
The police launched a dragnet to capture the fugitives.
警察发起了大规模搜捕，试图抓捕逃犯。
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。
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。
C1 verb /ˌdɪskənˈsɜːrt/

disconcert

使困惑
Meaning
To unsettle, confuse, or disturb the composure of someone.
Example
The sudden change of plans disconcerted the team.
计划的突然变化让团队感到困惑。
B1 adjective /ˌdɪs.əˈpɔɪn.tɪd/

Disappointed

失望
Meaning
sad because something has not happened or is not as good as expected
Example
She was disappointed with her exam results.
她对自己的考试结果感到失望。
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 adjective /ˌdɪsədˈvæntɪdʒd/

disadvantaged

贫困
Meaning
Lacking the basic resources or conditions needed for a good standard of living or equal opportunities.
Example
The program provides support to disadvantaged children.
该计划为贫困儿童提供支持。
A2 adjective, noun /dɛd/

dead

死的
Meaning
No longer alive; the end of life.
Example
The old tree is completely dead.
那棵老树已经完全死了。
B2 verb dɪˈspætʃt

dispatched

派遣
Meaning
To send off to a destination or for a purpose.
Example
A team was dispatched quickly.
一支队伍被迅速派遣。
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。
C1 verb /dɪˈkraɪ/

decry

谴责
Meaning
to publicly criticize or express strong disapproval of something
Example
Many activists decry the destruction of the rainforest.
许多活动家谴责毁灭雨林。
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。
B1 noun /dɪsk/

disk

磁盘 / 数据存储设备
Meaning
a flat, circular object, often used to store data electronically
Example
All the data is saved on a hard disk.
所有数据都保存在硬盘上。
A2 noun dɪˈskʌʃ.ənz

discussions

讨论
Meaning
The action or process of talking about something in order to reach a decision or to exchange ideas.
Example
Discussions promote collaboration.
讨论促进合作。
A2 verb /dəˈrɛkt/ or /daɪˈrɛkt/

direct

指导
Meaning
to manage or control the course of something; to give instructions
Example
She directed the team to complete the project on time.
她指示团队按时完成项目。
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.
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 /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。
A2 noun /ˈdæm.ɪdʒ/

Damage

损害; 损失
Meaning
physical harm caused to something; injury or harm that reduces value or usefulness
Example
The storm caused significant damage to the coastal buildings.
暴风雨对沿海建筑物造成了重大损害。
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 noun/adjective /dɪˈtɜː.rənt/

deterrent

威慑因素
Meaning
A thing that discourages or is intended to discourage someone from doing something.
Example
A strict law serves as a deterrent to crime.
严格的法律作为犯罪的威慑因素。
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。
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。
C1 noun /ˌdep.rɪˈveɪ.ʃən/

deprivation

剥夺，缺乏，匮乏
Meaning
The damaging lack of material benefits considered to be basic necessities in a society.
Example
Sleep deprivation affects cognitive function.
睡眠不足影响认知功能。
C2 verb /drɔːl/

drawl

懒散地说话
Meaning
to speak in a slow, lazy way with prolonged vowel sounds
Example
He tends to drawl when he is tired.
他在累的时候说话会很慢。
B2 noun /dɪˈsen.dənt/

Descendant

后代
Meaning
a person who is descended from a particular ancestor; offspring of a later generation
Example
She discovered that she was a descendant of European royalty through genealogy research.
她通过家谱研究发现，她是欧洲皇室的后代。
C2 noun /ˈdrɪvəl/

drivel

胡言乱语
Meaning
silly or nonsensical talk
Example
The politician’s speech was full of meaningless drivel.
政治家的演讲充满了无意义的胡言乱语。
C2 adjective /ˌdɒktrɪˈnɛər/

doctrinaire

教条主义者
Meaning
stubbornly devoted to a theory or doctrine without regard to practical considerations
Example
His doctrinaire approach to politics alienated many supporters.
他对政治的教条主义方法使许多支持者感到疏远。
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。
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。
C2 verb /diːˈfrɑːk/

defrock

解除神职
Meaning
to officially remove a priest or minister from their position and authority
Example
The church decided to defrock the priest after the scandal.
教会决定在丑闻发生后解除神父的职务。
C1 noun /ˈdaʊn.pɔːr/

Downpour

大雨; 突如其来的暴雨
Meaning
a heavy fall of rain; a sudden heavy rainfall
Example
The sudden downpour caught everyone off guard and soaked the outdoor event.
突如其来的暴雨让所有人措手不及，淋湿了户外的活动。
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 /ˈdoʊnər/

donor

捐赠者
Meaning
A person who gives something, especially to a charity or cause.
Example
The donor contributed generously to the hospital’s new wing.
捐赠者慷慨地为医院的新翼捐赠了资金。
C2 adjective /ˈdəʊ.lə.rəs/

dolorous

Meaning
Expressing great sorrow or distress.
Example
He spoke in a dolorous tone after the loss.
C2 verb /ˈdiːfælˌkeɪt/

defalcate

挪用公款
Meaning
to misuse or embezzle money that one is responsible for
Example
The accountant was accused of defalcating company funds.
会计被指控挪用公司资金。
B1 verb /dɪˈspleɪ/

display

展示
Meaning
to show or exhibit; to present for others to see
Example
The museum displays ancient artifacts.
博物馆展示古代文物。
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。
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。
C2 verb /diːˈnæʃənəlaɪz/

denationalize

去国有化
Meaning
to transfer ownership from the government to private individuals or companies
Example
The government decided to denationalize the bank to encourage private investment.
政府决定将银行去国有化，以鼓励私人投资。
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。
C1 noun ˌdɪs.ɪnˈfek.ʃən

disinfection

消毒
Meaning
The process of destroying harmful microorganisms to prevent infection.
Example
Kitchen appliances require frequent disinfection.
厨房电器需要频繁消毒。
A2 verb /daɪ/

die

死
Meaning
to stop living; to cease to exist
Example
The flowers will die without water.
花儿没有水就会死。
C1 noun /dɪˈkriː/

Decree

法令
Meaning
an official order issued by a legal authority; a judicial decision or edict
Example
The king issued a decree that all citizens must pay additional taxes.
国王发布了一个法令，要求所有公民支付额外税款。
C1 noun ˌdiː.sen.trə.laɪˈzeɪ.ʃən

decentralization

分权
Meaning
The transfer of authority from central to local government.
Example
Decentralization promotes regional autonomy.
分权促进区域自治。
A2 adjective /dɪˈlɪʃəs/

delicious

幸福
Meaning
having a very pleasant taste or smell
Example
The cake was so delicious that everyone asked for a second slice.
当她获得奖项时，她无法掩饰她的快乐。
C2 verb /dɪˈsɪmjʊˌleɪt/

dissimulate

伪装
Meaning
To disguise or conceal one's true feelings or intentions.
Example
He tried to dissimulate his fear with a smile.
他试图用微笑掩饰他的恐惧。
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。
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 verb /dɪsˈkʌrɪdʒ/

discourage

Meaning
to make someone less confident or enthusiastic about doing something
Example
Failure should not discourage you from trying again.
C1 verb /daɪˈvɛst/

divest

Meaning
to strip away possessions, rights, or assets; to rid oneself of
Example
The company decided to divest its unprofitable division.
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/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。
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。
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。
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 noun /dɪˌtɜː.mɪˈneɪ.ʃən/

determination

决心
Meaning
Firmness of purpose; the quality of being determined; resolve.
Example
His determination to succeed was unwavering.
他为了成功的决心坚定不移。
A1 verb /drɪŋk/

drink

喝
Meaning
to take liquid into the mouth and swallow it
Example
I drink water every morning.
我每天早上喝水。
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 /ˈdɪpləmæt/

diplomat

外交官
Meaning
An official representing a country abroad; a person skilled in dealing with people tactfully.
Example
The diplomat negotiated a peace agreement.
外交官谈判了一个和平协议。
C1 verb /dɪˈmɔrəˌlaɪz/

demoralize

Meaning
to cause someone to lose confidence or hope
Example
The constant criticism demoralized the young athlete.
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 /den/

Den

洞穴；舒适的房间；非法活动的场所
Meaning
a wild animal's lair or home; a small, comfortable room; a place for illegal activities
Example
The fox disappeared into its den when it sensed danger approaching.
狐狸在感到危险接近时消失在它的洞穴里。
A2 noun /ˈdaɪət/

diet

饮食
Meaning
the kinds of food that a person usually eats
Example
He follows a strict vegetarian diet.
他遵循严格的素食饮食。
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 /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。
A1 verb/noun /dæns/

dance

幸福
Meaning
to move rhythmically to music, typically following a set sequence of steps
Example
They danced all night at the wedding.
她收到奖项时无法隐藏自己的幸福。
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。
C1 verb /dɪˈfeɪs/

deface

毁坏
Meaning
to spoil the surface or appearance of something, especially by writing or drawing on it
Example
The vandals defaced the wall with graffiti.
那些恶棍用涂鸦毁坏了墙面。
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。
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。
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。
C2 adjective /ˈdɪlətɔːri/

dilatory

拖延的
Meaning
Tending to cause delay; slow to act.
Example
The committee was criticized for its dilatory response to the crisis.
该委员会因其在危机中的拖延反应而受到批评。
C2 noun /ˈdɪti/

ditty

简短的歌曲
Meaning
a short, simple song or poem
Example
She sang a cheerful little ditty while cooking.
她一边做饭一边唱着愉快的小歌曲。
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。
C1 noun /ˈdɔːrˌkiːpər/

doorkeeper

门卫
Meaning
A person whose job is to guard or manage the entrance of a building or room.
Example
The doorkeeper checked everyone’s passes before they entered the hall.
多尔基珀在大家进入大厅前检查了通行证。
C2 verb /dɪˈsɛvər/

dissever

分开
Meaning
To separate or cut apart.
Example
The treaty sought to dissever the two hostile regions.
条约试图分裂这两个敌对的地区。
C1 verb /ˌdɪsɪnˈɡeɪdʒ/

disengage

脱离
Meaning
To release or detach oneself from something; to withdraw.
Example
He tried to disengage from the heated argument.
他试图从激烈的争论中脱离。
C2 verb /dɪˈpreɪv/

deprave

堕落
Meaning
to corrupt morally; to make someone immoral or wicked
Example
The novel was criticized for attempting to deprave the minds of young readers.
这本小说因为试图堕落年轻读者的思想而受到批评。
A2 preposition /dɪˈspaɪt/

despite

尽管
Meaning
Without being affected by; in spite of.
Example
He continued his work despite the difficulties.
尽管有困难，他继续工作。
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.
B2 noun /dɪsˈɡʌst/

Disgust

厌恶
Meaning
a feeling of revulsion or strong disapproval aroused by something unpleasant
Example
She expressed her disgust at the politician's corrupt behavior openly.
她公开表达了对政治家腐败行为的厌恶。
C1 adjective dɒɡˈmæt.ɪk

dogmatic

教条的
Meaning
Being inclined to lay down principles as incontrovertibly true; characterized by arrogant assertion of unproven principles.
Example
His dogmatic approach to politics made discussions difficult.
他的教条的政治观点让讨论变得困难。
B1 verb /ˈdoʊneɪt/

donate

捐赠
Meaning
to give money, goods, or time to help others; to contribute
Example
She donates blood every three months.
她每三个月捐一次血。
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 adjective /ˈdɑːsəl/ or /ˈdəʊsaɪl/

docile

顺从的
Meaning
easily managed, taught, or controlled; submissive
Example
The docile puppy quickly learned new tricks.
顺从的小狗很快学会了新把戏。
B2 noun/verb /dɪˈspjuːt/

dispute

争议, 争论
Meaning
a disagreement or argument about something important
Example
The two countries are in dispute over the border issue.
两个国家在边界问题上存在争议。
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。
B1 adjective /dɪˈmændɪŋ/

demanding

苛刻的
Meaning
requiring much effort, skill, or attention; difficult to satisfy
Example
The job is very demanding and requires long hours of work.
这份工作非常苛刻，需要长时间的工作。
B1 verb /dɪˈfaɪn/

define

定义
Meaning
to explain the meaning of a word, phrase, or concept clearly
Example
The teacher asked the student to define the word 'democracy'.
老师要求学生定义'民主'一词。
B2 adjective /dɪˈvoʊtɪd/

devoted

奉献的
Meaning
Very loving, loyal, or dedicated.
Example
She is a devoted mother who always puts her children first.
她是一个奉献的母亲，总是把孩子们放在第一位。
C1 adjective /dɪˈlɪriəs/

delirious

得利瑞厄斯
Meaning
in an extremely disturbed or excited state of mind, often due to illness or emotion
Example
He was delirious with fever and kept muttering nonsense.
他因发烧而神志不清，一直在嘟囔胡话。
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 verb /dɪsˈhɑːrtn/

dishearten

使灰心
Meaning
to cause someone to lose determination or confidence; to discourage
Example
The constant rejection letters began to dishearten the young writer.
不断的拒绝信开始使年轻的作家感到气馁。
C1 noun ˈdaɪ.nə.sti

dynasty

王朝
Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
明朝统治了中国几个世纪。
C2 noun /djuːˈplɪsɪti/

duplicity

虚伪
Meaning
Deceitfulness or double-dealing; dishonesty.
Example
Her duplicity was revealed during the investigation.
她的虚伪在调查中被揭露出来。
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。
C2 verb /dɒf/

doff

脱掉（帽子）表示尊敬
Meaning
to take off an item of clothing, especially a hat, as a sign of respect
Example
He doffed his hat as the procession passed.
他在队伍经过时摘下了帽子。
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。
A2 verb /dɪˈzaɪn/

design

Meaning
to plan and create something with a particular purpose or look
Example
She will design the new company logo.
A2 noun /ˈdɪfɪkəlti/

difficulty

Meaning
the state or condition of being hard to do, deal with, or understand
Example
He faced great difficulty in learning a new language.
B2 noun /ˈdʌklɪŋ/

duckling

Meaning
a young duck
Example
The mother duck led her ducklings to the pond.
C1 verb dɪˈsaɪ.fɚ

decipher

解密, 解读, 翻译
Meaning
To convert something written in code into normal language; to succeed in understanding the meaning of something.
Example
It took hours to decipher the ancient script.
花了几个小时解密这段古老的文字。
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。
C2 verb /ˌdɪskəˈmoʊd/

discommode

打扰
Meaning
To cause inconvenience or trouble to someone.
Example
I hope my request does not discommode you.
我希望我的请求不会给你带来不便。
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 adjective /dɪˈɡreɪdɪd/

degraded

退化
Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
村民们被迫在退化的条件下生活。
C1 adjective /ˈdaɪ.si/

dicey

冒险的
Meaning
Risky or unpredictable; potentially dangerous.
Example
Investing in that company looks pretty dicey right now.
现在投资这家公司看起来非常冒险。
C1 adjective /dɪsˈhɑːrtənd/

Disheartened

沮丧
Meaning
discouraged; feeling dejected; losing hope or confidence
Example
She felt disheartened after failing the exam twice.
她在两次未能通过考试后感到沮丧。
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。
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。
C1 verb /dɪˈspɛl/

dispel

驱散
Meaning
to make a doubt, feeling, or belief disappear
Example
The teacher's explanation dispelled the students' confusion.
老师的解释消除了学生们的困惑。
C2 noun /ˌdɪfəˈrɛnʃə/

differentia

区分特征
Meaning
A distinguishing characteristic that sets one thing apart from another.
Example
The differentia of humans is their ability to reason abstractly.
人类的区分特征是他们的抽象思维能力。
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.
A2 noun /ˈdaʊnˌtaʊn/

downtown

市中心
Meaning
the central part of a city
Example
They spent the afternoon shopping downtown.
他们在市中心购物度过了下午。
B1 adjective /drʌŋk/

drunk

醉酒
Meaning
affected by alcohol to the point of losing control of one's faculties or behavior
Example
He was too drunk to walk straight.
他喝醉了，无法走直路。
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。
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。
B1 noun /doʊˈneɪ.ʃən/

Donation

捐赠; 贡献
Meaning
something that is given to a charity, especially a sum of money; the act of giving
Example
The generous donation helped the hospital purchase new medical equipment.
慷慨的捐赠帮助医院购买了新的医疗设备。
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。