rococo
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C2 adjective /rəˈkoʊkoʊ/

rococo

洛可可
Meaning
characterized by ornate detail and elaborate decoration, especially in art, architecture, and design
Example
The palace was decorated in a lavish rococo style.
宫殿以奢华的洛可可风格装饰。
C2 noun /ˌhaɪdrəˈstætɪks/

hydrostatics

水静力学
Meaning
The branch of science concerned with the mechanical properties of fluids at rest.
Example
Hydrostatics is essential in understanding how dams and reservoirs function.
水静力学对于理解大坝和水库的工作原理至关重要。
C2 noun /ˈrɛd.ə.ləns/

redolence

香气
Meaning
a pleasant smell or the quality of suggesting something strongly
Example
The redolence of jasmine filled the evening air.
茉莉花的香气充满了傍晚的空气。
C2 verb /kəmˈpɔːrt/

comport

表现
Meaning
to behave or conduct oneself in a particular way
Example
She comported herself with grace during the ceremony.
她在仪式中优雅地表现自己。
C2 adjective /ɪˈnɪkwɪtəs/

iniquitous

不公正
Meaning
grossly unfair and morally wrong
Example
Slavery was one of the most iniquitous practices in history.
奴隶制是历史上最不公正的实践之一。
C2 noun /ˈʃɛvrən/

chevron

V形符号
Meaning
A V-shaped pattern, often used in military insignia or design.
Example
The sergeant’s uniform displayed three chevrons on the sleeve.
军士的制服上显示了三条雪佛龙标记。
C2 noun /dɪˈpləʊmətɪst/

diplomatist

外交官
Meaning
A person skilled in diplomacy; another word for diplomat.
Example
The diplomatist handled the negotiations with great tact.
外交官以极大的技巧处理了谈判。
C2 verb /baɪd/

bide

等待
Meaning
to wait patiently for the right time or opportunity
Example
He decided to bide his time before making a move.
他决定在行动之前等待合适的时机。
C2 adjective ɪnˈdɒm.ɪ.tə.bəl

indomitable

不可征服
Meaning
Impossible to subdue or defeat.
Example
Her indomitable spirit helped her overcome adversity.
她那不可征服的精神帮助她克服了逆境。
C2 verb /ˈmjuːtɪleɪt/

mutilate

摧残
Meaning
to inflict serious damage on something, often by cutting or tearing
Example
The ancient manuscript was mutilated by careless handling.
古老的手稿因不小心处理而被摧残。
C2 noun /ˈbʊlwərk/

bulwark

防线
Meaning
A strong wall or defensive structure; something that provides protection or support.
Example
The fortress walls served as a bulwark against enemy attacks.
堡垒的墙壁作为抵御敌人攻击的防线。
C2 verb /ˈrʌmpəl/

rumple

弄皱
Meaning
to make something untidy or wrinkled by creasing or crumpling
Example
She accidentally rumpled her dress while packing.
她在打包时不小心弄皱了她的裙子。
C2 noun /sɑːrˈkɒfəɡəs/

sarcophagus

石棺
Meaning
A stone coffin, often decorated, used in ancient times.
Example
The museum displayed a beautifully carved sarcophagus from ancient Egypt.
博物馆展示了来自古埃及的美丽雕刻的石棺。
C2 verb /ˈhæroʊ/

harrow

折磨 / 耙
Meaning
to cause distress or torment; also to break up and smooth soil with a farm tool
Example
The tragic news harrowed the entire family.
悲惨的消息让全家人都痛苦不堪。
C2 noun /ˈpɜːrtnəs/

pertness

厚颜无耻
Meaning
boldness or forwardness in speech or behavior; sauciness
Example
Her pertness during the meeting surprised everyone.
她在会议中的厚颜无耻让所有人都惊讶。
C2 verb /bɪˈleɪbər/

belabor

Meaning
to argue or elaborate on a subject in excessive detail; to attack verbally or physically
Example
The professor belabored the point until the students grew restless.
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
C2 noun /ˈbæn.jən/

Banian

背心
Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
他穿了一件棉质巴尼安在衬衫下。
C2 adjective /ˈbuːtləs/

bootless

无用的
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
他修理机器的无用尝试只是浪费了时间。
C2 noun /wɛlp/

whelp

小狗
Meaning
a young offspring of a dog or other carnivorous mammal; sometimes used to mean an impudent young person
Example
The farmer found a wolf whelp hiding near the barn.
农民在谷仓附近发现了一只藏起来的狼崽。
C2 verb /ˈkɒndʒʊɡeɪt/

conjugate

变位
Meaning
to list the different forms of a verb according to tense, person, and number
Example
Students are asked to conjugate the verb 'to be'.
学生被要求变动动词'是'的形式。
C2 adjective /ˈdʒɔːndɪst/

jaundiced

偏见的 / 嫉妒的 / 由黄疸引起的
Meaning
Affected by or displaying prejudice, envy, or bitterness; also refers to having a yellowish discoloration of the skin due to jaundice.
Example
She gave a jaundiced view of the project after her proposal was rejected.
在她的提案被拒绝后，她对这个项目给出了一个偏见的看法。
C2 noun /ˈlæŋɡər/

languor

倦怠
Meaning
A state of tiredness, inertia, or dreamy relaxation.
Example
The hot afternoon filled her with languor.
炎热的下午让她感到疲倦。
C2 noun /ˈreɪmənt/

raiment

衣服
Meaning
clothing, especially fine or formal wear
Example
The king wore royal raiment during the ceremony.
国王在仪式上穿着皇家衣服。
C2 verb /kənˈtɔːrt/

contort

扭曲
Meaning
to twist or bend out of the normal shape
Example
She contorted her face in pain after the injury.
受伤后，她痛苦地扭曲了脸。
C2 adjective /ˌækwiˈɛsənt/

acquiescent

默许的
Meaning
ready to accept something without protest, or to do what someone else wants
Example
He gave an acquiescent smile and agreed to the plan.
他露出了一个默许的微笑，同意了这个计划。
C2 noun /ˈlæsi/

lassie

小女孩
Meaning
a young girl (informal, mainly Scottish)
Example
The old man greeted the little lassie warmly.
老人热情地迎接了小女孩。
C2 noun ˈhɑːrbərɪdʒ

harborage

藏身处
Meaning
A place of shelter or refuge for pests or animals.
Example
Pests need a harborage site to survive and breed.
害虫需要一个藏身处来生存和繁殖。
C2 verb /fɔːrˈboʊd/

forebode

预示
Meaning
To predict or have a strong inner feeling of a future misfortune or evil.
Example
Dark clouds forebode a coming storm.
乌云预示着即将到来的风暴。
C2 verb /diːˈlɪmɪt/

delimit

划定
Meaning
to fix the boundaries or limits of something
Example
The treaty was signed to delimit the borders of the two countries.
该条约被签署以划定两国的边界。
C2 adjective /ʌpˈrɔːr.i.əs/

uproarious

极其滑稽
Meaning
Extremely funny or noisy; causing loud laughter or commotion.
Example
The comedian's jokes were absolutely uproarious.
喜剧演员的笑话绝对是极其滑稽的。
C2 adjective /ˌmækɪəˈvɛliən/

machiavellian

狡猾的，阴谋的，不择手段的，尤其是在政治或推动自己事业方面
Meaning
cunning, scheming, and unscrupulous, especially in politics or in advancing one's career
Example
The politician was known for his Machiavellian tactics.
那位政治家因其马基雅维利式的手段而闻名。
C2 adjective /rɪˈflɛktɪbəl/

reflectible

可反射的
Meaning
capable of being reflected, as light or an image
Example
The surface of the lake is highly reflectible in the morning sun.
湖面的反射性在早晨的阳光下非常强。
C2 noun/verb /ɡəˈfɔː/

guffaw

大笑
Meaning
a loud and boisterous laugh
Example
The audience guffawed at the comedian’s joke.
观众因喜剧演员的笑话而大声笑。
C2 noun /ˈkreɪniəm/

cranium

颅骨
Meaning
the skull, especially the part enclosing the brain
Example
The archaeologists carefully examined the ancient cranium.
考古学家仔细检查了古老的颅骨。
C2 adjective /dɪˈspjuːtəbl/

Disputable

有争议的；可疑的
Meaning
open to debate or argument; questionable
Example
The facts in the case are disputable and need further investigation.
案件中的事实是有争议的，需要进一步调查。
C2 adjective /ˌɪnˈekspɜːrt/

inexpert

不熟练的
Meaning
not skilled or experienced; lacking expertise
Example
The inexpert handling of the machine caused several mistakes.
对机器的不熟练操作导致了多次错误。
C2 verb /ˈfrɪzəl/

frizzle

将食物炸至变脆并卷曲
Meaning
to fry something until it becomes crisp and curled, or to make a sizzling noise
Example
The bacon began to frizzle in the pan.
培根在锅中开始发出滋滋声。
C2 noun /ˌdʒiːniˈælədʒɪst/

genealogist

家谱学家
Meaning
A person who studies or traces the history of families and their lineages.
Example
The genealogist uncovered records dating back to the 18th century.
家谱学家发现了追溯到18世纪的记录。
C2 noun /ˈpɜr.fɪ.di/

Perfidy

背叛
Meaning
deliberate breach of faith or trust; treachery; betrayal of trust
Example
His perfidy shocked all who had trusted him.
他的背叛震惊了所有信任他的人。
C2 noun /ˌæbsəˈluːʃən/

absolution

宽恕
Meaning
formal release from guilt, obligation, or punishment
Example
The priest granted him absolution for his sins.
牧师为他的罪行给予了宽恕。
C2 noun /səˈlɛrɪti/

celerity

敏捷
Meaning
swiftness of movement; speed
Example
The soldier moved with great celerity to deliver the message.
士兵以极大的敏捷移动，以传递消息。
C2 noun /ɔːl/

awl

锥子
Meaning
a small pointed tool used for making holes, especially in leather
Example
The cobbler used an awl to punch holes in the leather.
鞋匠用锥子在皮革上打孔。
C2 noun /ˈhɔːrn.bɪl/

Hornbill

角嘴鸟
Meaning
a large tropical bird with a large curved beak and often a horn-like projection
Example
The colorful hornbill perched on the highest branch.
五彩斑斓的霍恩比尔停在了最高的树枝上。
C2 noun /ˈmætrɪˌsaɪd/

matricide

弑母
Meaning
The act of killing one's own mother.
Example
The crime of matricide shocked the entire town.
弑母罪震惊了整个城市。
C2 noun /məˈʃiː.nɪst/

machinist

机修工
Meaning
a person who operates machine tools or makes and repairs machines
Example
The machinist carefully adjusted the gears on the lathe.
机械师小心地调整了车床上的齿轮。
C2 noun /trænsˈluːsəns/

translucence

半透明性
Meaning
the quality of allowing light to pass through but not detailed shapes
Example
The translucence of the curtains filled the room with soft light.
窗帘的半透明性让房间充满了柔和的光线。
C2 noun /ˈʒɑːndɑːrm/

gendarme

宪兵
Meaning
A French police officer, especially a member of a military-style police force.
Example
The gendarme stopped the car for a routine check.
宪兵因例行检查而拦住了汽车。
C2 noun /ˌhɛtərəʤəˈniːɪti/

heterogeneity

异质性
Meaning
the quality or state of being diverse in character or content
Example
The cultural heterogeneity of the city makes it vibrant and unique.
这座城市的文化异质性使其充满活力且独特。
C2 noun /ˌluːkjʊˈbreɪʃən/

lucubration

夜间学习
Meaning
study or meditation, especially at night
Example
His novel was the result of long lucubration.
他的小说是长时间夜间学习的结果。
C2 adjective /dɪˈtɜːrmɪnət/

determinate

确定的
Meaning
having exact and definite limits or form
Example
The contract is for a determinate period of two years.
合同是为期两年的确定期限。
C2 noun /ˌdʒiː.niˈæl.ə.ti/

geniality

友好
Meaning
the quality of being friendly and cheerful
Example
His geniality made him popular among his colleagues.
他的友好使他在同事中很受欢迎。
C2 verb /məˈkadəˌmaɪz/

macadamize

用碎石覆盖一条道路
Meaning
to construct or cover a road with broken stone
Example
The government decided to macadamize the old rural roads.
政府决定用碎石铺设旧的乡村道路。
C2 noun /ˈplætɪtjuːd/

platitude

陈词滥调，空话
Meaning
a remark or statement that is overused and unoriginal
Example
He kept repeating the same platitudes during the speech.
他在演讲中不断重复相同的陈词滥调。
C2 adjective /prəˈtuːbərənt/

protuberant

突出或膨胀
Meaning
Sticking out or bulging.
Example
His protuberant belly showed after the meal.
饭后他凸出的肚子显现出来。
C2 verb /ɪˈdjuːs/

educe

引出
Meaning
To draw out or bring forth something latent or hidden.
Example
The teacher tried to educe a response from the shy student.
老师试图从害羞的学生那里引导出回应。
C2 noun /ˌpliːnɪpəˈtɛnʃəri/

plenipotentiary

全权代表
Meaning
a person invested with full power to act on behalf of another, especially in diplomacy
Example
The ambassador was a plenipotentiary sent to negotiate the treaty.
大使是被派往谈判条约的全权代表。
C2 adjective /ɪnˈkɒŋɡruənt/

incongruent

不一致的
Meaning
Not in harmony or keeping with the surroundings or other aspects.
Example
His casual outfit looked incongruent at the formal dinner.
他穿的休闲装在正式晚宴上显得不一致。
C2 noun /ˈfriːˌθɪŋkər/

freethinker

自由思想者
Meaning
A person who forms opinions based on reason and independent thought rather than tradition or authority.
Example
Voltaire was considered a great freethinker of his time.
伏尔泰被认为是他时代伟大的自由思想家。
C2 adjective /əˈrækjələr/

oracular

神谕的
Meaning
Resembling an oracle; giving wise, mysterious, or prophetic statements
Example
Her oracular words left the audience deep in thought.
她的神谕般的话让观众陷入了深思。
C2 noun /waɪl/

wile

狡猾, 欺骗
Meaning
A trick or clever scheme meant to deceive or outwit someone.
Example
He used every wile to win her trust.
他用了所有的狡猾来赢得她的信任。
C2 adjective /ˈkɒndʒʊɡəl/

conjugal

婚姻的
Meaning
relating to marriage or the relationship between husband and wife
Example
They enjoyed a long life of conjugal happiness.
他们享受了长久的婚姻幸福生活。
C2 adjective /spɪk/

Spick

极其干净整洁；完美无瑕
Meaning
extremely clean and neat; immaculate
Example
The house was spick and span after the cleaning.
清洁后，房子变得一尘不染，整洁如新。
C2 noun /ˈbʌɡəˌbuː/

bugaboo

鬼怪 / 恐惧
Meaning
An object of fear or worry; an imagined cause of anxiety.
Example
The threat of inflation became a political bugaboo.
通货膨胀的威胁变成了一个政治上的恐惧。
C2 verb /pərˈlɔɪn/

purloin

偷窃
Meaning
to steal something, often in a sneaky or dishonest way
Example
He tried to purloin a book from the library without being noticed.
他试图从图书馆偷一本书，而没有被注意到。
C2 adverb /bɪˈtaɪmz/

betimes

早早
Meaning
early; in good time
Example
She rose betimes to finish her work.
她早起以完成工作。
C2 noun /ˌvæs.ɪˈleɪ.ʃən/

Vacillation

摇摆不定
Meaning
the inability to decide between different opinions or actions; indecision
Example
His constant vacillation between career choices frustrated his parents.
他在职业选择之间的持续犹豫让他的父母感到沮丧。
C2 adjective /kəˈmɛnʃərət/

commensurate

相称的
Meaning
corresponding in size, degree, or extent; proportionate
Example
Salary will be commensurate with experience.
薪资将与经验相称。
C2 verb /ɪnˈveɪ/

inveigh

严厉批评
Meaning
To speak or write about something with great hostility and criticism.
Example
He inveighed against the corruption in government.
他严厉批评了政府中的腐败。
C2 adjective /ˌænθrəpəˈmɔːrfəs/

anthropomorphous

人形的
Meaning
having the form or attributes of a human
Example
The statue had an anthropomorphous shape resembling a human.
这座雕像有着类似人类的形状。
C2 verb /ʌnˈjoʊk/

unyoke

解开
Meaning
To release from a yoke or to free from restraint or obligation.
Example
The farmer unyoked the oxen after a long day of work.
农民在长时间工作后解开了牛的套索。
C2 adjective /pruːˈdɛnʃəl/

prudential

审慎的
Meaning
involving or showing prudence, especially in financial or business matters
Example
The bank has set prudential rules to protect depositors.
银行制定了审慎的规则以保护存款人。
C2 verb /bɪˈdɛk/

bedeck

装饰
Meaning
to decorate or adorn something in a showy way
Example
The hall was bedecked with flowers for the wedding.
大厅为婚礼装饰了花卉。
C2 adjective /ˈviː.ni.əl/

Venial

可原谅的；不严重错误；轻微的
Meaning
forgivable; not seriously wrong; minor
Example
His late arrival was considered a venial offense.
他的迟到被认为是一个可原谅的过错。
C2 verb /ˈsɪbəleɪt/

sibilate

发出嘶嘶声
Meaning
To pronounce with a hissing sound.
Example
The actor sibilated his lines for dramatic effect.
演员为了戏剧效果，用嘶嘶声说出了他的台词。
C2 adjective /ˈdɛsɪkeɪtɪd/

desiccated

干燥的
Meaning
completely dried, having had all moisture removed
Example
The museum displayed desiccated specimens of plants.
博物馆展示了干燥的植物标本。
C2 adjective /əˈvʌŋkjələr/

avuncular

像叔叔一样友善
Meaning
kind and friendly, like an uncle
Example
He had an avuncular manner that made everyone feel comfortable.
他有一种让每个人都感到舒适的阿冯库拉尔风度。
C2 noun /ˈslʌɡərd/

sluggard

懒汉
Meaning
A lazy, sluggish person.
Example
The sluggard refused to get out of bed even at noon.
懒汉拒绝在中午起床。
C2 noun /ˈtʃaɪ.nə roʊz/

China-rose

朱槿
Meaning
a tropical flowering plant with large, showy flowers in various colors
Example
The bright red China-rose flowers decorated the entrance of the house.
鲜红的朱槿花装饰了房子的入口。
C2 noun /koʊˈæɡjələnt/

coagulant

凝血剂
Meaning
a substance that causes blood or another liquid to clot
Example
The doctor applied a coagulant to stop the bleeding quickly.
医生使用了凝血剂来迅速止血。
C2 noun /ˈaɪ.lət/

islet

小岛
Meaning
A very small island.
Example
The fishermen rested on a tiny islet before continuing their journey.
渔民们在继续他们的旅程之前，在一个小岛上休息。
C2 noun /tʊˈriːn/

tureen

炖锅
Meaning
A large deep dish with a cover, used for serving soups or stews.
Example
She brought the hot soup to the table in a silver tureen.
她把热汤端到桌子上，放在一个银色的炖锅里。
C2 adjective /ˈmiː.di.eɪ.tɪv/

mediative

与调解相关
Meaning
Related to mediation, helping to resolve conflicts through diplomatic means.
Example
His mediative skills helped resolve the conflict.
他的调解技巧帮助解决了冲突。
C2 adjective /ɪˈmɪsəbl/

immiscible

不相溶
Meaning
Describes liquids that do not mix together.
Example
Oil and water are immiscible liquids.
油和水是无法混合的液体。
C2 adjective /ɪnˈɛksərəbl/

inexorable

不可阻挡
Meaning
Impossible to stop or prevent; relentless.
Example
The inexorable rise of technology is changing every aspect of life.
技术的不可阻挡的崛起正在改变生活的方方面面。
C2 adjective /ˈeksɪkrəbl/

execrable

可憎的
Meaning
Extremely bad or unpleasant.
Example
The movie was so execrable that many people left the theater early.
这部电影糟糕透顶，以至于许多人早早就离开了影院。
C2 noun /tʃəˈmeɪ.li/

Chameli

茉莉花
Meaning
a variety of jasmine flower with small white fragrant petals
Example
The chameli flowers are commonly used to make garlands and perfumes.
茉莉花常用于制作花环和香水。
C2 adjective /ˈproʊtiən/

protean

多变的
Meaning
tending or able to change frequently or easily; versatile
Example
She is a protean artist who experiments with many styles.
她是一位多变的艺术家，尝试许多不同的风格。
C2 noun /ˌæɡ.rəˈdeɪ.ʃən/

aggradation

通过沉积物沉积形成土地的过程
Meaning
The process of land being built up by sediment deposition.
Example
Aggradation helps in the natural expansion of riverbanks.
加格雷德森有助于河岸自然扩展。
C2 verb /dɪˈfreɪ/

defray

支付费用
Meaning
to provide money to pay the costs of something
Example
The grant will help defray the cost of education.
这笔补助将帮助支付教育费用。
C2 verb /ɜːrk/

irk

激怒
Meaning
to annoy or irritate someone
Example
It irks me when people are late without calling.
当人们没有打电话就迟到时，我感到很生气。
C2 noun /ˌtɜːdʒɪvərˈseɪʃən/

tergiversation

回避, 背离
Meaning
Evasion of straightforward action or speech; changing sides or being inconsistent.
Example
The politician’s tergiversation frustrated his supporters.
政治家的回避行为让他的支持者感到沮丧。
C2 noun /lɪnt/

lint

棉絮
Meaning
small soft fibers that come off cloth, often found in dryers or on clothes
Example
There was lint all over his black shirt after the wash.
洗完后，他的黑衬衫上有棉絮。
C2 noun /ˈpjuːdʒɪlɪzəm/

pugilism

拳击
Meaning
The practice or sport of boxing.
Example
He studied the art of pugilism in his youth.
他在年轻时研究了拳击的艺术。
C2 noun /əˈprəʊ.bri.əm/

opprobrium

耻辱, 侮辱
Meaning
Harsh criticism or public disgrace.
Example
The scandal brought opprobrium on the politician.
丑闻给政治家带来了耻辱。
C2 adjective /ˈpjuːɪsənt/

puissant

强大的
Meaning
having great power or influence; mighty
Example
The king was a puissant ruler whose word was law.
国王是一个强大的统治者，他的话就是法律。
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 verb /kənˈdʒɔɪn/

conjoin

联合
Meaning
to join together or unite; to combine
Example
The two rivers conjoin just before reaching the sea.
两条河流在到达大海之前汇合。
C2 noun /baɪˈmɛstər/

bimester

两个月的时间段
Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
学术项目分为六个学期。
C2 adjective /ˈmɪnsɪŋ/

mincing

做作
Meaning
affectedly delicate, dainty, or refined in manner or movement
Example
He walked with mincing steps across the stage.
他走过舞台时步伐轻盈。
C2 noun /ˌsɪŋ.krəˈnɪs.ɪ.ti/

synchronicity

同步性
Meaning
The meaningful coincidence of two or more events that are not planned.
Example
The synchronicity of their thoughts amazed everyone.
他们思想的同步性让所有人都感到惊讶。
C2 verb /ˈɡʌzəl/

guzzle

贪婪地喝
Meaning
to drink greedily or excessively
Example
He guzzled three cans of soda in a few minutes.
他在几分钟内喝掉了三罐苏打水。
C2 noun /njʊˈrældʒə/

neuralgia

神经痛
Meaning
intense, often intermittent pain along a nerve pathway
Example
The patient suffers from neuralgia in her face.
病人面部患有神经痛。
C2 noun /ˈsʌfrədʒɪst/

suffragist

妇女参政权运动者
Meaning
a person advocating the extension of suffrage, especially to women
Example
The suffragists organized rallies to demand voting rights for women.
妇女参政权运动者组织了集会，要求为女性争取投票权。
C2 adjective /ˈpɛkənt/

peccant

有罪的
Meaning
Guilty of a moral offense or wrongdoing; sinful.
Example
The judge declared the peccant official unfit for office.
法官宣布有罪的官员不适合担任职务。
C2 adjective /ˌoʊvərˈwiːnɪŋ/

overweening

过度自负
Meaning
excessively arrogant or prideful
Example
His overweening pride cost him many friends.
他过度的自豪让他失去了许多朋友。
C2 adjective rɪˈtɛn.tɪv

retentive

记忆力强
Meaning
Having strong memory or the ability to retain information for a long time.
Example
Students with a retentive memory excel in academics.
记忆力强的学生在学术上表现优异。
C2 adjective /ˈbiːstiəl/

bestial

兽性
Meaning
Relating to beasts; showing savagery, brutality, or lacking human sensibility.
Example
The prisoners were treated in a bestial manner.
囚犯们以野兽般的方式被对待。
C2 noun /ɪˈklɛktɪˌsɪzəm/

eclecticism

折衷主义
Meaning
A method or practice of deriving ideas, style, or taste from a broad and diverse range of sources.
Example
The architect’s work shows eclecticism by blending modern and traditional elements.
建筑师的作品展示了折衷主义，融合了现代和传统元素。
C2 phrase /lɛt ðɛm ˈθɪə.ri/

let them theory

让他们随心所欲的理论
Meaning
A philosophy of not trying to control others' actions or opinions and allowing them to be themselves.
Example
He follows the Let them theory and ignores negativity.
他遵循“让他们”理论，并忽视负面情绪。
C2 adjective /ˈsiːmi/

seamy

堕落的，肮脏的
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
这本小说揭示了城市生活的肮脏一面。
C2 adjective /ˈʌŋk.tʃu.əs/

unctuous

阿谀奉承
Meaning
Excessively flattering or ingratiating; oily in texture.
Example
His unctuous tone made everyone uncomfortable.
他那种阿谀奉承的语气让每个人都感到不舒服。
C2 noun /ˈfɔːrkɔːrt/

forecourt

前庭
Meaning
an open area in front of a large building, especially a petrol station or hotel
Example
The car was parked in the hotel forecourt.
车停在酒店的前庭里。
C2 adjective /ˈvɪndɪkətɔːri/

vindicatory

辩护的
Meaning
Serving to justify, clear of blame, or defend.
Example
His vindicatory remarks restored his reputation.
他的辩护性评论恢复了他的声誉。
C2 adjective /ˈsæpɪd/

sapid

美味的
Meaning
Having a pleasant taste; flavorful.
Example
The chef prepared a sapid dish that delighted everyone at the table.
厨师准备了一道美味的菜肴，令桌上的每个人都非常喜欢。
C2 adjective /ˈven.tʃər.əs/

Venturous

冒险的; 大胆的
Meaning
willing to take risks; adventurous; bold
Example
The venturous explorer climbed the dangerous mountain.
勇敢的探险者攀登了危险的山脉。
C2 adjective /ˌpɜːrtɪˈneɪʃəs/

pertinacious

固执
Meaning
holding firmly to an opinion, purpose, or course of action; stubbornly persistent
Example
The pertinacious lawyer refused to give up the case.
固执的律师拒绝放弃案件。
C2 noun /ɪkˈspiːdiənsi/

expediency

机会主义
Meaning
the quality of being convenient and practical despite possibly being improper or immoral
Example
He acted out of political expediency rather than principle.
他是出于政治机会主义而非原则行事。
C2 verb /tæmp/

tamp

压实
Meaning
to press down tightly by packing
Example
He tamped the soil around the plant to secure it.
他将植物周围的土壤压实以固定它。
C2 verb /əˈvʌls/

avulse

撕裂
Meaning
to tear away or separate forcibly, especially in medical or geological contexts
Example
The surgeon had to avulse the damaged tissue during the operation.
外科医生在手术中必须把受损的组织撕裂。
C2 noun /drɒs/

dross

废料
Meaning
worthless or unwanted material; rubbish or impurities
Example
Most of his early writings were considered dross.
他的大部分早期作品被视为废料。