dilapidation
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C2 noun /dɪˌlæpɪˈdeɪʃən/

dilapidation

破败
Meaning
The state of disrepair or ruin as a result of neglect.
Example
The old temple was in a state of dilapidation.
这座古老的寺庙处于破败状态。
C2 noun/adjective /ˈdɪstæf/

distaff

与女性相关，母系
Meaning
Relating to women or the maternal side of a family; also a tool for spinning thread.
Example
She came from the distaff side of a noble family.
她来自一个贵族家庭的母系。
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。
A2 verb /diːl/

deal

幸福
Meaning
to distribute or give out something; to handle or manage
Example
He had to deal with many problems at work.
当她收到奖项时，她无法隐藏自己的幸福。
B2 verb/noun /ˌdɪsrɪˈɡɑːrd/

disregard

蔑视
Meaning
To ignore something; lack of consideration or respect for something.
Example
He disregarded the warning signs and kept driving.
他忽视了警告标志并继续开车。
C1 noun /ˈdɛməɡɒɡ/

demagogue

民粹主义者
Meaning
A political leader who seeks support by appealing to popular desires and prejudices rather than by using rational argument.
Example
The crowd was swayed by the fiery speeches of the demagogue.
人群受到了民粹主义者激烈演讲的影响。
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 /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 /dɪˈsɜːn.mənt/

discernment

洞察力
Meaning
The ability to judge well or understand something correctly; keen insight.
Example
His discernment in business decisions made him successful.
他的商业决策中的洞察力让他成功。
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。
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 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。
C1 noun /ˈdɑːsieɪ/

dossier

档案
Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
律师向法庭提交了一个证据档案。
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。
B1 adjective /ˈdefɪnət/

Definite

明确的; 清晰的; 特定的
Meaning
clearly stated or decided; not vague or uncertain; specific
Example
We need a definite answer by tomorrow.
我们需要明天之前的确定答案。
A2 noun /ˈdrɑː.mə/

drama

戏剧
Meaning
a play for theater, radio, or television, or an exciting or emotional situation
Example
She loves watching historical drama series.
她喜欢观看历史剧集。
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。
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 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。
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。
B1 adjective /ˈdaɪɪŋ/

Dying

临终; 即将死亡;
Meaning
approaching death; in the process of dying; fading away
Example
The dying plant needs water immediately.
临终的植物需要立即浇水。
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。
C2 noun /ˌdɪskwɪˈzɪʃən/

disquisition

论文
Meaning
A long or elaborate discussion or written essay on a particular subject.
Example
The professor gave a lengthy disquisition on ancient philosophy.
教授就古代哲学进行了长篇论文。
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。
A2 noun /ˈdɪʃ ˌwɒʃər/

Dish washer

洗碗机
Meaning
an appliance for washing dishes automatically
Example
We installed a new dishwasher in our kitchen last week.
我们上周在厨房安装了一个新的洗碗机。
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 /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。
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。
B1 verb /ˌdɪsəˈpɔɪnt/

disappoint

失望
Meaning
to fail to fulfill the hopes or expectations of someone; to make someone feel sad or displeased
Example
I hope I won't disappoint you with my performance.
我希望我的表现不会让你失望。
B2 noun /diːd/

Deed

行为; 壮举; 法律文件;
Meaning
an action that is performed intentionally or consciously; a legal document showing ownership
Example
His heroic deed saved the child from drowning in the river.
他的英雄行为救了孩子免于在河里溺水。
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。
C1 verb /dɪˈpriːʃieɪt/

depreciate

贬值
Meaning
to reduce in value over time
Example
Cars tend to depreciate quickly in their first few years.
汽车在头几年通常会迅速贬值。
C1 noun /ˈdɒktrɪn/

doctrine

教义
Meaning
A set of beliefs or principles held and taught by a religious, political, or other group.
Example
The church follows a strict doctrine on moral values.
教会遵循一项关于道德价值的严格教义。
A2 noun /dɪˈzaɪnər/

designer

设计师
Meaning
a person who plans and creates the form or structure of something
Example
The fashion designer presented her new collection.
时尚设计师展示了她的新系列。
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.
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 /ˌdɛprɪˈdeɪʃən/

depredation

掠夺
Meaning
An act of attacking or plundering; damage caused by such acts.
Example
The villagers feared the depredation of wild animals at night.
村民们害怕夜间野生动物的掠夺。
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。
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。
B1 noun /ˈdez.ət/

Desert

沙漠
Meaning
a barren area of landscape with little precipitation; an arid region with sparse vegetation
Example
The Sahara Desert is one of the largest hot deserts in the world.
撒哈拉沙漠是世界上最大的热沙漠之一。
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 adjective /dɪˈstɛnsəbl̩/

distensible

可伸展的
Meaning
Capable of being stretched or expanded.
Example
The stomach is a distensible organ that can expand after eating.
胃是一个可伸展的器官，在进食后可以膨胀。
B2 verb /daɪ/

dye

染色
Meaning
to change the color of something using a chemical substance
Example
She will dye her hair blonde tomorrow.
她明天会把头发染成金色。
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。
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 /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。
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。
A2 noun /deθ/

Death

死亡
Meaning
the end of life; the permanent cessation of vital functions
Example
The death of the great leader was mourned by the entire nation.
伟大领导人的死亡让整个国家陷入哀悼。
C2 adjective /ˈdaʊti/

doughty

勇敢的
Meaning
brave, valiant, courageous
Example
The doughty soldier never backed down from a challenge.
勇敢的士兵从不退缩面对挑战。
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。
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。
A1 verb /driːm/

dream

梦想
Meaning
to have thoughts and images in your mind while sleeping; to hope for
Example
I often dream about flying in the sky.
我常常梦想在天空中飞翔。
B2 noun /djuː/

Dew

露水
Meaning
tiny drops of water that form on cool surfaces at night when atmospheric water vapour condenses
Example
The morning dew glistened on the grass.
早晨的露珠在草地上闪闪发光。
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。
B1 adjective /ˈdɛdɪˌkeɪtɪd/

dedicated

专心致志
Meaning
devoted to a cause, task, or purpose
Example
She is a dedicated teacher who goes above and beyond for her students.
她是一位献身的教师，为她的学生竭尽全力。
C1 verb /dɪsˈkwɑːlɪfaɪ/

disqualify

取消资格
Meaning
to officially prevent someone from participating or being eligible
Example
The referee decided to disqualify the player for cheating.
裁判决定因作弊而取消球员资格。
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 /ˈdɔːr.mæt/

Door-mat

门垫
Meaning
a mat placed in front of a door for wiping feet
Example
Please wipe your feet on the door-mat before entering the house.
请在进入房子之前在门垫上擦脚。
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。
C1 adjective /ˌdɪfəˈrɛnʃəl/

differential

差异的
Meaning
Relating to or showing a difference; involving a distinction.
Example
There is a differential treatment between the two groups.
这两个群体之间存在差异待遇。
C2 verb /dɪsˈroʊb/

disrobe

脱衣服
Meaning
to remove one's clothes
Example
The monk disrobed before entering the river.
僧侣在进入河流之前脱掉了衣服。
C2 adjective /djuːˈplɪsɪtəs/

duplicitous

虚伪的
Meaning
Deceitful; deliberately deceptive or dishonest.
Example
The politician was criticized for his duplicitous statements.
这位政治家因其虚伪的言论而受到批评。
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 noun /ˌdɛspəˈrɑːdoʊ/

desperado

Meaning
A bold, reckless, or dangerous person, often a criminal.
Example
The sheriff was determined to capture the desperado who terrorized the town.
B1 noun /dɪˈmænd/

Demand

需求；消费者对商品或服务的需求
Meaning
an urgent request; the desire of consumers for goods or services
Example
The demand for organic food has increased significantly in recent years.
近年来，有机食品的需求显著增加。
C1 adjective /ˈdwɪndlɪŋ/

dwindling

减少
Meaning
Gradually reducing in number, size, or strength.
Example
The villagers relied on dwindling water supplies.
村民依赖着逐渐减少的水资源。
C1 adjective /ˈdɒdʒi/

Dodgy

可疑的; 值得怀疑的; 不可靠的; 危险的或有风险的
Meaning
suspicious; questionable; unreliable; risky or dangerous
Example
That deal sounds dodgy to me.
这个交易听起来很可疑。
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。
C1 noun /dɪˈten.ʃən/

Detention

拘留; 暂时关押
Meaning
the action of detaining someone or being detained in official custody
Example
The student received detention for repeatedly disrupting the class.
学生因反复打扰课堂而被拘留。
A2 verb /drɔː/

draw

画
Meaning
to create pictures or designs with a pencil or pen
Example
She draws beautiful landscapes in her spare time.
她在空闲时间画美丽的风景。
B2 noun /ˌdɪsɪnˈfɛktənt/

disinfectant

消毒剂
Meaning
a chemical substance used to kill harmful microorganisms on surfaces
Example
The cleaner sprayed disinfectant on the table.
清洁工在桌子上喷洒了消毒剂。
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。
C2 noun /dɪˈstreɪnər/

distrainor

财产征收人
Meaning
a person, usually a landlord, who seizes another's property for unpaid debt or rent
Example
The distrainor took possession of the tenant's car until the debt was cleared.
财产征收人扣押了租户的车，直到债务清偿。
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。
A2 verb /ˈdraɪvɪŋ/

driving

驾驶
Meaning
the act of controlling and operating a vehicle; guiding or motivating something forward
Example
She loves driving along the coast on weekends.
她喜欢在周末沿着海岸驾驶。
B2 noun /ˈdʌmi/

dummy

假人 / 傻瓜
Meaning
a model or replica of a human used for practice, display, or testing; also a term for a foolish person
Example
The tailor used a dummy to display the dress.
裁缝用假人展示了这件衣服。
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。
A2 noun /ˈdɒlfɪn/

Dolphin

海豚
Meaning
A highly intelligent marine mammal with a streamlined body and dorsal fin
Example
Dolphins are known for their playful behavior and intelligence.
海豚以其顽皮的行为和聪明而闻名。
C1 verb /dɪsˈbænd/

disband

解散
Meaning
to break up and stop functioning as a group or organization
Example
The club decided to disband after twenty years of activity.
俱乐部在二十年的活动后决定解散。
B1 noun /ˈdɛkeɪd/

decade

十年
Meaning
A period of ten years.
Example
The country has changed a lot in the past decade.
这个国家在过去的十年里发生了很大变化。
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 noun /ˈdʌklɪŋ/

duckling

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

despond

沮丧
Meaning
to lose confidence or hope; to become dejected
Example
After repeated failures, he began to despond.
在多次失败后，他开始感到沮丧。
A2 noun /drʌm/

Drum

鼓
Meaning
a percussion instrument typically made of a hollow cylinder with a membrane stretched over one or both ends
Example
The drummer kept perfect time on his drum kit.
鼓手在他的鼓组上保持了完美的节拍。
C1 noun /ˌdiː.viˈeɪ.ʃən/

Deviation

偏差；偏离既定路线
Meaning
the action of departing from an established course; a departure from usual standards
Example
Any deviation from the established procedure must be reported immediately.
任何偏离既定程序的行为都必须立即报告。
B1 noun/verb /ˈdɒkjʊmənt/

document

文件
Meaning
Noun: A written, printed, or electronic record that provides information or evidence. Verb: To record information in written or electronic form.
Example
She carefully documented all the expenses of the trip.
她仔细记录了旅行的所有费用。
C2 adjective /dɪˈfjuːzəbl/

diffusible

可扩散的
Meaning
able to spread or be spread through a medium
Example
Oxygen is diffusible through cell membranes.
氧气可以通过细胞膜扩散。
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。
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。
C1 verb dɪˈsɜːn

discern

辨别
Meaning
To perceive or recognize something; to distinguish with difficulty by sight or with the other senses.
Example
He could barely discern the distant figure in the fog.
他几乎无法在雾中辨认出远处的身影。
C1 verb /dɛlv/

delve

Meaning
To investigate deeply; to dig into a subject or area.
Example
The researcher delved into ancient manuscripts to find clues.
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。
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。
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。
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 adjective ˈdɔːn.tɪŋ

daunting

令人生畏或具有挑战性的
Meaning
Something that seems intimidating or challenging.
Example
The task seemed daunting, but she completed it successfully.
任务看起来令人害怕，但她成功地完成了它。
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。
C1 verb /ˌdɪsɪmˈbɑːrk/

disembark

下船/下飞机
Meaning
To leave a ship, aircraft, or other vehicle.
Example
The passengers disembarked from the plane after landing.
乘客在着陆后从飞机上下来。
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。
A2 noun /dɪər/

Deer

鹿
Meaning
a graceful wild animal with antlers, especially the male
Example
We saw a beautiful deer grazing in the meadow.
我们在草地上看到一只美丽的鹿正在吃草。
C1 verb /ˌdiː.kəmˈprɛs/

decompress

放松
Meaning
To relax and recover from stress or pressure.
Example
Taking deep breaths helps to decompress after a stressful day.
深呼吸帮助在压力过大的日子后放松。
B2 noun /dɪsˈkʌmfərt/

discomfort

不适
Meaning
A feeling of slight pain, unease, or awkwardness.
Example
She shifted in her chair due to discomfort in her back.
由于背部不适，她在椅子上移动。
B2 noun, verb /ˈdɪskɔːrs/

discourse

讲座, 辩论
Meaning
Written or spoken communication or debate.
Example
The professor gave a discourse on ancient philosophy.
教授进行了关于古代哲学的讲座。
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。
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。
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/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。
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。
C2 verb /dɪˈræsɪˌneɪt/

deracinate

彻底铲除
Meaning
To uproot something completely; to displace people from their native environment or culture.
Example
The conflict deracinated many families from their homeland.
冲突让许多家庭从他们的家园中被迁移。
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。
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。
B2 noun, verb /ˈdeɪ.bjuː/

debut

首演
Meaning
The first public appearance or performance of someone or something.
Example
The young actor made his debut on the big stage.
年轻演员在大舞台上首次亮相。
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。
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。
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 noun ˈdɪsɪplɪn

discipline

纪律
Meaning
The practice of training people to obey rules or a code of behavior, using punishment to correct disobedience
Example
Discipline helps maintain focus and productivity.
纪律有助于保持专注和生产力。
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。
C1 adjective /dɪˈraɪsɪv/

derisive

嘲讽的
Meaning
Expressing contempt or ridicule.
Example
She gave a derisive laugh at his attempt to sing.
她对他的唱歌尝试发出了嘲讽的笑声。