besmirch
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C2 verb /bɪˈsmɜːrtʃ/

besmirch

玷污
Meaning
to damage someone's reputation; to make dirty or stained
Example
He tried to besmirch her good name with false rumors.
他试图通过虚假的谣言玷污她的好名声。
C2 noun /prəˈtɛktərət/

protectorate

保护国
Meaning
A state that is controlled and protected by another.
Example
The small country became a protectorate of the empire.
这个小国成为了帝国的保护国。
C2 noun /ˈpɜːrsɪflɑːʒ/

persiflage

轻微的讽刺
Meaning
light and slightly contemptuous mockery or banter
Example
Their conversation was full of persiflage and jokes.
他们的对话充满了轻微的讽刺和笑话。
C2 noun /ˈpɒsi/

posse

帮派 / 朋友群
Meaning
A group of people, often friends or a group organized to support or enforce the law.
Example
He arrived at the party with his posse of friends.
他和他的朋友帮派一起到达了派对。
C2 noun /ˈkruːɪt/

cruet

小容器
Meaning
a small container, especially for salt, pepper, oil, or vinegar, used at a dining table
Example
She filled the cruet with olive oil for the salad.
她将橄榄油倒入调味瓶中，为沙拉准备。
C2 adjective /ɪnˈɛstɪməbl/

inestimable

无法估量的
Meaning
Too great or valuable to be measured or estimated.
Example
Her contribution to the project was of inestimable value.
她对项目的贡献具有无法估量的价值。
C2 noun /ˌæbnɪˈɡeɪʃən/

abnegation

自我否定
Meaning
the act of renouncing or rejecting something, especially self-denial
Example
The monk’s life was one of complete abnegation of worldly pleasures.
僧侣的生活是对世俗快乐的完全自我否定。
C2 noun /ˈdʒes.tər/

Jester

小丑; 愚人
Meaning
a professional joker or fool at a medieval court; someone who jokes a lot
Example
The court jester entertained the king with witty remarks and amusing tricks.
宫廷小丑用机智的评论和有趣的把戏娱乐国王。
C2 adjective /ˌsæsərˈdoʊtl/

sacerdotal

神职的
Meaning
Relating to priests or the priesthood.
Example
The ritual had a distinctly sacerdotal character.
仪式具有明显的神职特征。
C2 adjective /mæɡˈnɪləkwənt/

magniloquent

夸张的语言
Meaning
using high-flown or pompous language
Example
The politician’s magniloquent speech impressed the crowd.
政治家的夸张演讲给人们留下了深刻的印象。
C2 noun mʌnˈdeɪ.nɪ.ti

mundanity

平凡
Meaning
The quality of being ordinary, routine, or lacking excitement.
Example
The mundanity of office life can be exhausting.
办公室生活的平凡可能是令人疲惫的。
C2 adjective /ˈvɒl.jʊ.bəl/

Voluble

多话的; 话多的
Meaning
speaking fluently and readily; talkative; having a continuous flow of words
Example
The voluble salesman talked for hours about his products.
多话的销售员谈了几个小时关于他的产品。
C2 noun ট্রোপোস্ফিয়ার

troposphere

对流层
Meaning
The lowest layer of Earth's atmosphere where weather phenomena occur.
Example
The troposphere is where weather phenomena occur.
对流层是天气现象发生的地方。
C2 noun /ˈplɛdʒiː/

pledgee

被作为担保而给与某物的人
Meaning
a person to whom something is pledged or given as security
Example
The bank is the pledgee of the collateral until the loan is repaid.
银行是担保品的债权人，直到贷款偿还为止。
C2 noun /prəˈpɪŋkwɪti/

propinquity

亲近
Meaning
the state of being close to someone or something; proximity
Example
The propinquity of their houses made them close friends.
他们房屋的亲近使他们成为了亲密的朋友。
C2 adjective /bɒmˈbæstɪk/

bombastic

浮夸
Meaning
using pompous or inflated language with little meaning
Example
The professor’s bombastic lecture impressed no one.
教授那场浮夸的讲座没有给任何人留下深刻印象。
C2 noun /ˈdʒuː.dɪˌkeɪ.tʃər/

judicature

司法系统
Meaning
the administration of justice or the system of courts
Example
The judicature ensures that laws are fairly applied.
司法系统确保法律得到公正执行。
C2 noun /ˌmɛtəˈfɪzɪks/

metaphysics

形而上学
Meaning
The branch of philosophy that deals with the fundamental nature of reality, existence, and the relationship between mind and matter.
Example
She studied metaphysics to understand the principles of existence beyond physical science.
她学习形而上学，以理解超越物理科学的存在原理。
C2 noun /ˌsɜːrkəmləˈkjuːʃn/

circumlocution

拐弯抹角
Meaning
the use of many words when fewer would do, especially to avoid stating something directly
Example
The politician's speech was filled with circumlocution.
政治家的演讲充满了拐弯抹角。
C2 adjective /ˈpaɪbɔːld/

piebald

双色斑点
Meaning
having irregular patches of two colors, especially black and white
Example
The farmer owns a piebald horse with black and white spots.
农夫有一匹带有黑白斑点的双色马。
C2 verb /ˈskærɪfaɪ/

scarify

松土
Meaning
to make shallow cuts or scratches; to loosen the surface of soil
Example
The farmer scarified the soil before planting seeds.
农民在种植种子之前松土。
C2 noun /ˈpɪərɪdʒ/

peerage

贵族身份
Meaning
the title or rank of a peer; the nobility as a group
Example
He was elevated to the peerage by the king.
他被国王提升为贵族身份。
C2 adjective /ˈkɪŋ.ki/

Kinky

不寻常的性行为；卷曲或弯曲的头发
Meaning
having or involving unconventional sexual practices; having tight curls or bends
Example
His kinky hair made him look unique.
他的卷发使他看起来独特。
C2 verb /rɪˈvaɪl/

revile

谴责
Meaning
to criticize in an abusive or angrily insulting manner
Example
The politician was reviled by the public for his corruption.
政治家因腐败而被公众谴责。
C2 noun /feɪt/

fete

节日，庆典
Meaning
a celebration or festival, often in honor of someone
Example
The village held a grand fete to celebrate the harvest.
村庄举行了盛大的节日庆典来庆祝丰收。
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 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 noun /ˈkætəˌklɪzəm/

cataclysm

灾难
Meaning
A sudden and violent event that causes great destruction or upheaval.
Example
The earthquake was a cataclysm that reshaped the city.
地震是一个重新塑造城市的灾难。
C2 verb /lɔːd/

laud

Meaning
To praise someone or something highly, especially in public.
Example
The critic lauded the actor's performance as a masterpiece.
C2 verb /səˈfjuːz/

suffuse

弥漫
Meaning
to gradually spread through or over something
Example
A warm glow suffused her face as she smiled.
当她微笑时，一种温暖的光辉弥漫到她的脸上。
C2 noun /ˈmɒdɪkəm/

modicum

一点点
Meaning
a small or moderate amount of something, especially something valuable or desirable
Example
She showed a modicum of patience during the long meeting.
在漫长的会议中，她表现出了一点点耐心。
C2 adjective /ˌɪn.trəˈsɛl.jʊ.lər/

intracellular

细胞内
Meaning
Located or occurring within a cell.
Example
The drug works by targeting intracellular bacteria.
药物通过靶向细胞内的细菌发挥作用。
C2 adjective /ˌæntɪdəˈluːviən/

antediluvian

极为古老
Meaning
extremely old-fashioned; belonging to the time before the biblical flood
Example
His views on women are positively antediluvian.
他对女性的看法是完全过时的。
C2 adjective /ˈwɪzn feɪst/

wizen-faced

干燥皱巴巴的面孔
Meaning
Having a dry, wrinkled, and withered face.
Example
A wizen-faced old man sat quietly in the corner.
一个干燥皱巴巴的面孔的老人静静地坐在角落里。
C2 noun /kənˈtɔːrʃənz/

contortions

扭曲的复数形式; 多个弯曲或扭曲的形状
Meaning
plural form of contortion; multiple twisted or bent shapes
Example
The magician's contortions left the crowd in awe.
魔术师的扭曲让观众惊叹不已。
C2 verb /ɪnˈdɒktrɪˌneɪt/

indoctrinate

灌输
Meaning
To teach someone to fully accept a set of beliefs or ideas without question.
Example
The regime tried to indoctrinate the youth with propaganda.
该政权试图通过宣传对年轻人进行洗脑。
C2 verb /ɪkˈspɛktəreɪt/

expectorate

吐痰
Meaning
to cough up and spit out mucus from the throat or lungs
Example
The patient began to expectorate thick mucus.
患者开始吐出厚重的粘液。
C2 adjective /ˌsɒfəˈmɒrɪk/

sophomoric

不成熟
Meaning
showing immaturity and overconfidence, like a sophomore
Example
His sophomoric behavior embarrassed his friends.
他的不成熟行为让他的朋友们感到尴尬。
C2 adjective ˌlæb.əˈrɪn.θaɪn

labyrinthine

迷宫似的
Meaning
Like a labyrinth; complicated and confusing; having many interconnected paths or passages.
Example
The old city streets were labyrinthine.
老城区的街道像迷宫一样。
C2 noun /ˈkriːdoʊ/

credo

信条
Meaning
A statement of the beliefs or aims that guide someone's actions.
Example
Honesty has always been the central credo of his life.
诚实一直是他生活中的核心信条。
C2 verb /kædʒ/

cadge

乞讨
Meaning
To beg or obtain something, especially food or money, without paying for it.
Example
He tried to cadge a free meal from the restaurant.
他试图从餐厅要一顿免费的饭。
C2 adjective /ˈmoʊtaɪl/

motile

可动的
Meaning
Capable of movement or locomotion.
Example
Certain bacteria are motile and can swim toward nutrients.
某些细菌是可动的，能够朝营养物质游动。
C2 verb /rɪˈtrɛntʃ/

retrench

减少开支，裁员
Meaning
to reduce costs, spending, or staff to save resources
Example
The company had to retrench employees due to financial difficulties.
公司由于财务困难不得不裁员。
C2 noun /ˈɡævəl/

gavel

法槌
Meaning
A small ceremonial mallet used by a judge or an auctioneer to signal attention or mark a decision.
Example
The judge struck the gavel to call the court to order.
法官敲打法槌以召集法庭秩序。
C2 adjective /ˌɛl.ɪˈdʒaɪ.ək/

elegiac

哀歌的
Meaning
Expressing sorrow, often for something past; resembling an elegy.
Example
The novel ends on an elegiac note, mourning the lost era.
这本小说以哀歌的语气结束，哀悼失落的时代。
C2 noun /ˈfoʊ.nə.ɡræm/

phonogram

音标符号
Meaning
a written symbol representing a speech sound
Example
The teacher showed how each phonogram represents a particular sound.
老师展示了每个音标符号如何代表特定的声音。
C2 noun /ˌæprəˈbeɪʃən/

approbation

批准 / 赞扬
Meaning
approval or praise
Example
The plan won the approbation of the board members.
这个计划赢得了董事会成员的批准。
C2 adjective /ˌsuːpərˈnuːmərɛri/

supernumerary

额外的
Meaning
Exceeding the usual number; extra or unnecessary.
Example
The play included several supernumerary actors to fill the background scenes.
这出戏包含了几个额外的演员来填充背景场景。
C2 noun /ˌpoʊpʊˈriː/

potpourri

干花混合物
Meaning
a mixture of dried flowers and spices kept in a bowl to perfume a room; a miscellaneous collection
Example
The living room was filled with the scent of potpourri.
客厅里充满了波普瑞的香气。
C2 verb /ˈkʌzən/

cozen

欺骗，诈骗
Meaning
to deceive, cheat, or trick someone
Example
He cozened the old man out of his money.
他欺骗了老人并夺走了他的錢。
C2 verb /ˈbækˌslaɪd/

backslide

倒退
Meaning
To relapse into bad habits, undesirable practices, or moral decline.
Example
After months of progress, he began to backslide into old habits.
经过几个月的进展，他开始回到旧习惯中。
C2 adjective /ˌɛfəˈvɛsənt/

effervescent

充满活力
Meaning
Giving off bubbles; lively, enthusiastic, and full of energy.
Example
She had an effervescent personality that brightened every room.
她有着充满活力的个性，照亮了每个房间。
C2 verb /ˌdɪsɪnˈtɜːr/

disinter

挖掘
Meaning
to dig up something buried, especially a body
Example
The archaeologists disinterred ancient remains from the site.
考古学家从遗址中挖掘出古代遗骸。
C2 adjective /ˌʌnəˈʃʊəd/

unassured

不确定的
Meaning
Lacking confidence or certainty.
Example
She gave an unassured answer during the interview.
她在面试中给出了一个不确定的答案。
C2 verb /skʌlk/

skulk

Meaning
to move or hide secretly, often because you are planning something bad or are feeling guilty
Example
He tried to skulk in the shadows to avoid being seen.
C2 noun /ˈænti/

ante

Meaning
a stake put up by a player in poker or similar games before receiving cards; also used figuratively to mean an initial investment or contribution
Example
Each player placed an ante before the game began.
C2 noun /ˈiːdʒɪs/

aegis

保护
Meaning
The protection, backing, or support of a particular person or organization.
Example
The project was carried out under the aegis of the United Nations.
该项目在联合国的庇护下进行。
C2 noun /ˈhʌvəl/

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
C2 adjective /ˌɪnkəˈməʊdiəs/

incommodious

不舒服的
Meaning
Uncomfortably small, cramped, or inconvenient.
Example
We had to stay in an incommodious room during the trip.
我们在旅行期间不得不住在一个不舒服的房间里。
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 /stɛnˈtɔːriən/

stentorian

震耳欲聋
Meaning
Extremely loud and powerful in sound.
Example
The teacher’s stentorian voice quieted the noisy classroom.
老师那震耳欲聋的声音让嘈杂的教室安静了下来。
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 noun /kəˈleɪʃən/

collation

汇编
Meaning
the act of collecting, comparing, and arranging in proper order
Example
The librarian spent hours on the collation of old manuscripts.
图书馆员花了几个小时整理古老的手稿。
C2 noun /ˈbɛlˌwɛðər/

bellwether

趋势引领者
Meaning
A person or thing that leads or indicates a trend.
Example
The company is seen as a bellwether of the technology industry.
该公司被视为科技行业的趋势引领者。
C2 noun /ˈkrɪsəndəm/

christendom

基督教世界
Meaning
the worldwide body or community of Christians
Example
The news spread quickly across Christendom.
新闻迅速传播到整个基督教世界。
C2 verb /priːˈdɛstɪn/

predestine

预定
Meaning
to determine or decide something in advance, often regarded as being fixed by fate or divine will
Example
They believed their paths were predestined by fate.
他们相信他们的道路是命运注定的。
C2 noun /neɪv/

nave

教堂的中央部分
Meaning
the central part of a church building intended to accommodate the congregation
Example
The choir sang beautifully in the church nave.
合唱团在教堂的内夫里唱得非常动听。
C2 verb /breɪ/

bray

驴叫
Meaning
To make a loud, harsh sound like a donkey.
Example
The donkey began to bray loudly in the field.
驴子在田地里开始大声叫。
C2 noun /əˈrɔɪ.oʊ/

arroyo

干河床
Meaning
A dry creek or stream bed that temporarily fills with water after heavy rain.
Example
After the storm, the arroyo quickly filled with rushing water.
风暴过后，干河床迅速被水填满。
C2 noun /ˈreɪləri/

raillery

友好的玩笑
Meaning
good-humored teasing or joking
Example
Their friendship was full of light-hearted raillery.
他们的友谊充满了轻松的玩笑。
C2 noun /ˈkʌvən/

coven

女巫集会
Meaning
a group or gathering of witches
Example
The witches met secretly in a coven in the forest.
女巫们在森林中的一个女巫集会中悄悄聚集。
C2 noun /ˈɡæd.flaɪ/

gadfly

讨厌的人
Meaning
A person who annoys or criticizes others to stimulate change or provoke action.
Example
The journalist was a gadfly, constantly questioning the government's policies.
这位记者是一个讨厌的人，常常质疑政府的政策。
C2 adjective /ˈpɛktərəl/

pectoral

胸肌
Meaning
Relating to the chest or breast.
Example
The athlete focused on strengthening his pectoral muscles.
运动员专注于增强他的胸肌。
C2 adjective /pəˈrɒnɪməs/

paronymous

同源词
Meaning
Words that are derived from the same root or sound alike.
Example
The words 'effect' and 'effective' are paronymous.
‘Effect’ 和 ‘Effective’ 是同源词。
C2 noun /kjuːˈpɪdəti/

cupidity

贪婪
Meaning
Excessive desire for wealth or possessions; greed.
Example
The king's downfall was caused by his cupidity.
国王的衰落是由于他的贪婪。
C2 noun /sælv/

salve

药膏
Meaning
An ointment used to promote healing of the skin or as protection.
Example
She applied a salve to the burn on her hand.
她在手上的烧伤处涂抹了药膏。
C2 adjective /ˈɡæŋ.ɡli/

gangly

高瘦且笨拙
Meaning
Tall, thin, and awkward in movement or appearance.
Example
The gangly teenager stumbled while trying to dance.
那个笨拙的青少年在跳舞时跌倒了。
C2 noun /ˌdaɪ.jʊˈret.ɪk/

diuretic

利尿剂
Meaning
A substance that promotes the production of urine.
Example
Coffee has a mild diuretic effect.
咖啡有轻微的利尿作用。
C2 noun /ˈvɛstmənt/

vestment

宗教服饰
Meaning
a garment, especially a ceremonial or official robe worn during religious services
Example
The priest wore a golden vestment during the ceremony.
神父在仪式中穿着金色的圣袍。
C2 verb /bɪˈteɪk/

betake

前往；转而从事
Meaning
to go or resort to a place or course of action, especially as a response; to apply oneself
Example
After dinner, she betook herself to her room to read.
晚饭后，她去自己的房间读书。
C2 adjective /ˌɪndɪˈsɜːrnəbl/

indiscernible

难以察觉的
Meaning
Impossible or difficult to see, notice, or distinguish.
Example
The difference between the two shades was almost indiscernible.
这两种色调之间的差异几乎难以察觉。
C2 adjective /ˌɪnɪkˈstɛnsəbl/

inextensible

不可伸展的
Meaning
Not capable of being stretched or extended.
Example
This rope is made of an inextensible material.
这根绳子是由不可伸展的材料制成的。
C2 adjective /ˈkɒnfluənt/

confluent

汇流
Meaning
Flowing together or merging; coming together at one point.
Example
The confluent streams formed a mighty river.
汇流的溪流形成了一条强大的河流。
C2 verb /dʒɛˈstɪkjʊleɪt/

gesticulate

手势表达
Meaning
to use gestures, especially dramatic ones, instead of speaking or to emphasize one's words
Example
He gesticulated wildly to get their attention.
他疯狂地做着手势，以引起他们的注意。
C2 noun /ˌdʒerənˈtɑːkrəsi/

gerontocracy

老年统治
Meaning
A system of government or control by old people.
Example
The country was seen as a gerontocracy, dominated by elderly leaders.
这个国家被视为一个老年统治的国家，由年长的领导人主导。
C2 verb /ˈflædʒəˌleɪt/

flagellate

鞭打或以惩罚或自我约束的方式鞭打自己
Meaning
to whip or flog someone, either literally or as a form of punishment or self-discipline
Example
In history, some monks would flagellate themselves as penance.
在历史上，一些僧侣会因忏悔而鞭打自己。
C2 noun /ɡriːn ˈdʒækfruːt/

Green Jackfruit

青木瓜
Meaning
unripe fruit of the jackfruit tree, commonly used as a vegetable in cooking
Example
Green jackfruit is often used in curries and stews.
青木瓜常常用在咖喱和炖菜中。
C2 noun /ˈtruːɪzəm/

truism

陈词滥调
Meaning
a statement that is obviously true and says nothing new or interesting
Example
It is a truism that hard work leads to success.
努力工作带来成功，这是一条陈词滥调。
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 /ˈtɒksɪn/

tocsin

警报钟
Meaning
an alarm bell or signal; a warning that something bad is about to happen
Example
The data breach sounded a tocsin for stricter security.
数据泄露响起了警报钟，警示着需要更严格的安全措施。
C2 noun /ˈdɛθsˌhɛd/

deaths-head

骷髅
Meaning
A representation of a human skull, often used as a symbol of death.
Example
The pirate flag was marked with a grim deaths-head.
海盗旗上标有一个恐怖的骷髅。
C2 noun (plural) /ˈɔːrdʒiːz/

orgies

狂欢
Meaning
Wild gatherings involving excessive indulgence in food, drink, or sexual activity.
Example
The ancient Romans were infamous for their lavish feasts and orgies.
古罗马人以其奢华的宴会和狂欢而闻名。
C2 noun /pɪθ/

pith

要点，精髓
Meaning
the essential or central part of something
Example
The pith of his argument was that honesty matters most.
他论点的要点是诚实最为重要。
C2 adjective /ˈmjuːtəbl/

mutable

可变的
Meaning
Capable of change or alteration.
Example
Human emotions are mutable and can shift rapidly.
人类的情感是可变的，能够迅速变化。
C2 noun /ɪmˈbroʊlioʊ/

imbroglio

混乱
Meaning
An extremely confused, complicated, or embarrassing situation.
Example
The political imbroglio lasted for months without resolution.
政治上的混乱持续了几个月，没有得到解决。
C2 adjective /ˈfɪt.fəl/

fitful

间歇性
Meaning
occurring in irregular bursts; not continuous or steady
Example
He had a fitful sleep due to the storm.
由于暴风雨，他有间歇性的睡眠。
C2 noun /ˈoʊdiəm/

odium

憎恶
Meaning
general or widespread hatred or disgust directed toward someone as a result of their actions
Example
The scandal brought public odium on the corrupt minister.
丑闻让腐败的部长蒙受了公众的憎恶。
C2 noun /ˈmɪstəs/

Mengra / Mystus

鲿鱼属
Meaning
a genus of catfish found in Asia, commonly known as bagrid catfish
Example
The mystus fish is commonly found in rivers and streams of South Asia.
鲿鱼属鱼常见于南亚的河流和溪流中。
C2 noun /əˈnæb.ə.lɪ.zəm/

anabolism

合成代谢
Meaning
The set of metabolic pathways that construct molecules from smaller units, involving tissue repair and growth.
Example
Anabolism is essential for muscle growth and tissue repair.
合成代谢对肌肉生长和组织修复至关重要。
C2 adjective /ˈbɑː.bər.əs/

Barbarous

野蛮; 残忍; 野生
Meaning
extremely cruel; uncivilized; savage
Example
The barbarous treatment of prisoners was condemned by human rights organizations.
对囚犯的野蛮待遇受到了人权组织的谴责。
C2 noun /ˈhæk.ni ˈkær.ɪdʒ/

Hackney carriage

出租车
Meaning
A taxi; a car licensed to carry passengers for hire
Example
I called a hackney carriage to get to the airport.
我叫了一辆出租车去机场。
C2 verb /ˈvaɪtəlaɪz/

vitalize

赋予生命
Meaning
To give life, energy, or strength to something.
Example
Fresh air and exercise can vitalize the body and mind.
新鲜的空气和运动可以使身体和心灵充满活力。
C2 adjective /svelt/

svelte

苗条
Meaning
Attractively thin, graceful, and elegant in appearance or movement.
Example
She looked svelte in the elegant black dress.
她穿着优雅的黑色裙子看起来很苗条。
C2 adjective /ˌpɛntəˈveɪlənt/

pentavalent

五价
Meaning
Having a valence of five, especially in chemistry.
Example
Phosphorus can exist in a pentavalent state.
磷可以以五价状态存在。
C2 verb /ˌɪntərˈpoʊz/

interpose

Meaning
To place or insert between one thing and another; to intervene in a situation.
Example
He quickly interposed himself between the fighters to stop the quarrel.
C2 verb, noun /blæb/

blab

胡说；泄露秘密
Meaning
to talk too much or reveal secrets carelessly; excessive or foolish talk
Example
He accidentally blabbed the surprise to everyone.
他不小心把惊喜告诉了大家。
C2 noun /ɡiː/

Ghee

酥油
Meaning
clarified butter used in South Asian cooking
Example
She used ghee instead of butter for cooking the rice.
她在煮米饭时用酥油来代替黄油。
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。
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 /doʊˈniː/

donee

受赠人
Meaning
A person who receives a gift or donation.
Example
The scholarship fund’s donee expressed heartfelt gratitude.
奖学金基金的受赠人表达了深深的感激之情。
C2 noun /ˌhaɪdroʊməˈkænɪks/

hydromechanics

水力学
Meaning
The study of the mechanical properties and behavior of fluids in motion and at rest.
Example
Hydromechanics provides the foundation for naval architecture.
水力学为船舶设计提供了基础。
C2 noun /ræŋˈɡuːn ˈkriːpər/

Rangoon creeper

缅甸爬山虎
Meaning
A climbing vine with fragrant flowers that change color from white to pink to red
Example
The Rangoon creeper covered the entire fence with its sweet-smelling flowers.
缅甸爬山虎用它甜美的花朵覆盖了整个篱笆。
C2 noun /ˈbiːlaɪn/

beeline

直线
Meaning
a straight, direct route to a destination
Example
He made a beeline for the food table as soon as he entered the party.
他一进派对就直奔餐桌。
C2 noun /ˌdɪsɪnklɪˈneɪʃən/

disinclination

不愿意
Meaning
a lack of willingness or desire to do something
Example
She showed a clear disinclination to join the meeting.
她表现出明显的不愿意参加会议。
C2 verb ˈlev.ɪ.teɪ.tɪŋ

levitating

悬浮
Meaning
Rising and hovering in the air, especially as a result of supernatural or magical power.
Example
The levitating structure is an engineering marvel.
这座悬浮结构是一个工程奇迹。
C2 adjective /ˈdʒɒkjələr/

jocular

爱开玩笑的
Meaning
fond of or characterized by joking; humorous
Example
His jocular nature made him popular among colleagues.
他爱开玩笑的性格让他在同事中很受欢迎。
C2 adjective /ˌbækəˈneɪliən/

bacchanalian

与酗酒相关的
Meaning
Characterized by or involving drunken revelry.
Example
The students threw a bacchanalian party after the exams.
学生们在考试后举办了一场与酗酒相关的派对。
C2 adjective /ˌoʊdəˈrɪfərəs/

odoriferous

芬芳的
Meaning
having or giving off a smell, especially a strong or pleasant one
Example
The garden was filled with odoriferous flowers.
花园里充满了芬芳的花朵。
C2 verb /trəˈdjuːs/

traduce

诽谤
Meaning
To speak badly of someone or tell lies to damage their reputation.
Example
He was furious when he found out that his rivals had traduced him.
他发现他的对手诽谤他时非常生气。
C2 verb /ˈɛdɪfaɪ/

edify

Meaning
To instruct or improve someone morally or intellectually.
Example
Good books can both entertain and edify the reader.
C2 noun /ˈlev.ɪ.ti/

Levity

轻浮; 轻率; 缺乏尊重
Meaning
humor or frivolity, especially the treatment of a serious matter with humor or in a manner lacking due respect
Example
The levity in the courtroom was inappropriate.
法庭上的轻浮是不合适的。