trident
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C2 noun /ˈtraɪdənt/

trident

三叉戟
Meaning
A three-pronged spear, often associated with Neptune or Poseidon.
Example
The statue of Poseidon holds a mighty trident.
波塞冬的雕像握着一把强大的三叉戟。
C2 verb /bɪˈhəʊv/

behove

适当
Meaning
British spelling of 'behoove'; to be appropriate or necessary
Example
It would behove the company to listen to its customers.
公司应该听取客户的意见。
C2 noun /ˈwɛlkɪn/

welkin

天空
Meaning
The sky, the heavens, or the upper air.
Example
The eagle soared high into the welkin.
鹰飞得高进入了天空。
C2 verb /əˈɡlɒməˌreɪt/

agglomerate

聚集
Meaning
To collect or form into a mass or group.
Example
The dust particles began to agglomerate into larger clusters.
尘粒开始聚集成更大的团块。
C2 noun /ˌkɒnvəˈluːʃən/

convolution

卷曲，复杂的转折或结构
Meaning
a twist, coil, or a complex and intricate shape or arrangement
Example
The brain has many convolutions that increase its surface area.
大脑有许多卷曲的形状，增加了其表面积。
C2 noun /troʊp/

trope

文学陈词滥调
Meaning
A common or overused theme, idea, or device in literature, film, or speech.
Example
The film avoided the usual superhero tropes.
这部电影避免了常见的超级英雄陈词滥调。
C2 adjective /ɔːˈɡʌst/

august

庄严
Meaning
Respected and impressive; inspiring reverence or admiration.
Example
The king entered the hall with an august presence.
国王以庄严的姿态走进了大厅。
C2 noun /ˈdʒɛntaɪl/

gentile

外邦人
Meaning
A person who is not Jewish
Example
The synagogue welcomed both Jews and Gentiles.
犹太会堂欢迎犹太人和外邦人。
C2 verb /ˈmɔːrtɪfaɪ/

mortify

使…感到羞耻
Meaning
to cause someone to feel great embarrassment or shame
Example
She was mortified when she tripped on stage.
她在舞台上绊倒时非常羞愧。
C2 noun /ɪnˈtɜːrstɪs/

interstice

缝隙
Meaning
a small space that lies between things
Example
Light filtered through the narrow interstices of the wall.
光线透过墙壁的狭窄缝隙照射进来。
C2 noun /ˈdɪktəm/

dictum

格言
Meaning
A formal pronouncement, authoritative statement, or maxim.
Example
The judge’s dictum clarified the principle of equality before the law.
法官的格言澄清了法律面前人人平等的原则。
C2 adjective /ˈflaɪti/

flighty

不稳定
Meaning
unstable, impulsive, or easily distracted; lacking seriousness or stability
Example
She’s too flighty to stick with one job for long.
她太不稳定了，无法在一份工作上呆太长时间。
C2 noun /ˈɡælvəˌnɪzəm/

galvanism

伽尔瓦尼主义
Meaning
Electricity produced by chemical action, especially in a battery; the therapeutic use of electricity in medicine.
Example
Galvanism played a key role in early experiments with electricity.
伽尔瓦尼主义在早期的电学实验中发挥了关键作用。
C2 adjective /prɪˈpɒndərənt/

preponderant

主要的
Meaning
Having superior weight, force, influence, or importance.
Example
The preponderant influence of the media shapes public opinion.
媒体的主要影响塑造了公众舆论。
C2 verb /kwɒf/

quaff

一口喝下
Meaning
to drink something heartily or in large gulps, especially an alcoholic drink
Example
He quaffed a mug of ale after the long day.
他在长时间工作后，一口气喝完了一杯啤酒。
C2 noun /əˈkwɪtəns/

acquittance

收据
Meaning
a written receipt acknowledging payment or discharge of a debt
Example
He demanded an acquittance after paying the loan.
他要求在支付贷款后获得一张收据。
C2 verb /ˈpɛrəɡrɪˌneɪt/

peregrinate

幸福
Meaning
To travel or wander from place to place.
Example
He loved to peregrinate across the countryside during summer.
当她收到奖项时，她无法隐藏她的幸福。
C2 adjective /ˈfiːtɪd/

foetid

恶臭的
Meaning
having an offensive, unpleasant smell
Example
The foetid smell from the garbage made it hard to breathe.
垃圾散发出的恶臭使得呼吸变得困难。
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

病因学
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
医生们正在研究新病毒的病因学。
C2 adjective /daɪˈɜːrnəl/

diurnal

昼行性
Meaning
active during the day; occurring daily
Example
Most birds are diurnal creatures, active in daylight hours.
大多数鸟类是昼行性动物，在白天活跃。
C2 verb /ɪkˈspɒstjʊleɪt/

expostulate

表示不同意见
Meaning
to express strong disapproval or disagreement
Example
She expostulated with her friend about the risky decision.
她对她朋友关于冒险决定的看法表达了不同意见。
C2 noun /ˈhænd ˌrɪŋɪŋ/

hand-wringing

过度担忧
Meaning
excessive worry or concern expressed in a visible or dramatic way.
Example
There was much hand-wringing over the political crisis.
关于政治危机有很多戏剧性的担忧。
C2 noun /frɒnd/

frond

叶子
Meaning
A large, divided leaf of a fern, palm, or similar plant.
Example
The fern's frond stretched gracefully over the garden path.
蕨类植物的叶片优雅地伸展在花园小路上。
C2 noun /ˈɛpəlɛt/

epaulet

肩章
Meaning
An ornamental shoulder piece on a garment, especially on the coat or jacket of a military uniform.
Example
The general’s uniform had a golden epaulet on each shoulder.
将军的制服上每只肩膀上都有一个金色的肩章。
C2 noun /ˈkuː.li/

Cooly

库利
Meaning
a laborer who does physical work for wages
Example
The cooly carried heavy bags at the railway station.
库利在火车站搬运重袋子。
C2 adjective /ˈhiːðənɪʃ/

heathenish

野蛮
Meaning
Lacking culture or religion; barbaric or uncivilized.
Example
They considered the ancient tribe’s rituals heathenish.
他们认为古老部落的仪式是野蛮的。
C2 verb /ɪnˈsnɛər/

ensnare

设圈套
Meaning
to catch or trap, often by trickery or deceit
Example
The hunter ensnared the rabbit with a net.
猎人用网困住了兔子。
C2 noun /ˈpɜːrvjuː/

purview

范围
Meaning
the scope or range of authority, responsibility, or knowledge
Example
The case does not fall within the purview of this court.
这个案件不在这个法院的管辖范围内。
C2 adjective /ɪnˈkɒnstənt/

inconstant

不稳定的
Meaning
frequently changing; not consistent or dependable
Example
His inconstant moods made it difficult to work with him.
他的情绪不稳定使得与他合作变得困难。
C2 noun /ˈbɪbliəfaɪl/

bibliophile

书迷
Meaning
A person who loves or collects books.
Example
She is a true bibliophile who spends weekends at old bookstores.
她是一个真正的书迷，周末都在旧书店度过。
C2 verb /ˌdɪskəmˈpoʊz/

discompose

打乱
Meaning
To disturb the order or calmness of something or someone.
Example
The unexpected question seemed to discompose her.
出乎意料的问题似乎让她不知所措。
C2 adjective /ˌækrəˈmætɪk/

achromatic

无色的
Meaning
without color; free from color
Example
The designer chose an achromatic palette of black, white, and gray.
设计师选择了黑色、白色和灰色的无色调色板。
C2 noun /ˈvɪzɪdʒ/

visage

幸福
Meaning
A person's face or facial expression.
Example
Her stern visage intimidated the children.
她获得奖项时，无法掩饰她的幸福。
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。
C2 noun /ˈpɔːrtɛnt/

portent

前兆
Meaning
A sign or warning that something, especially something momentous or calamitous, is likely to happen.
Example
The sudden drop in stock prices was seen as a portent of economic trouble.
股票价格的突然下跌被视为经济问题的前兆。
C2 verb /ˈæntɪdeɪtɪd/

antedated

提前日期
Meaning
assigned to an earlier date than the actual one; happened earlier
Example
The letter was antedated to appear more official.
信件被提前日期化，以使其看起来更官方。
C2 adjective /ˈsæ.loʊ/

sallow

黄色的
Meaning
Of an unhealthy yellow or pale brown color, often referring to skin.
Example
His sallow complexion made him look tired and sickly.
他那黄色的肤色让他看起来既疲惫又生病。
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 verb /poʊˈtɛnʃiˌeɪt/

potentiate

增强
Meaning
To increase the power, effect, or likelihood of something.
Example
Caffeine can potentiate the effects of some medicines.
咖啡因可以增强某些药物的效果。
C2 noun /ˌoʊpəˈlɛsəns/

opalescence

欧泊光泽
Meaning
a milky or pearly appearance of a surface like that of an opal
Example
The pearl had a gentle opalescence under the light.
珍珠在光下有一种柔和的欧泊光泽。
C2 adjective /ˈliːwərd/

leeward

背风面
Meaning
On or toward the sheltered side away from the wind.
Example
They built their camp on the leeward side of the hill.
他们在山丘的背风面搭建了营地。
C2 noun /ˌænθrəpəˈsɛntrɪzəm/

anthropocentrism

人类中心主义
Meaning
The belief that human beings are the most important or central element of existence.
Example
Anthropocentrism often shapes environmental policies.
人类中心主义常常塑造环境政策。
C2 noun /ˌbuː.ɡənˈvɪl.i.ə/

Bougainvillea

九重葛
Meaning
a tropical climbing plant with colorful bracts surrounding small flowers
Example
The bougainvillea climbing over the garden wall creates a beautiful purple display.
攀爬在花园墙上的九重葛创造了美丽的紫色展示。
C2 adjective/noun /fɪˈduː.ʃi.er.i/

fiduciary

信托的
Meaning
Involving trust, especially with regard to the relationship between a trustee and a beneficiary.
Example
Banks have fiduciary duties towards their clients.
银行对客户有信托责任。
C2 adjective /ɪmˈpælpəbəl/

impalpable

难以触及的
Meaning
unable to be felt by touch; difficult to grasp or understand
Example
There was an impalpable sense of fear in the room.
房间里有一种难以触及的恐惧感。
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 /ˈrɒndoʊ/

rondo

音乐作品（具有重复主题）
Meaning
a musical composition with a recurring leading theme
Example
The pianist ended the recital with a lively rondo.
钢琴家以一首生动的朗多结束了演奏。
C2 noun /ˈpɒliˌɑːrki/

polyarchy

多元治理
Meaning
government by many people
Example
Polyarchy allows multiple parties to share power.
多元治理允许多个党派共享权力。
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 /slaɪt/

sleight

技巧
Meaning
Skill or dexterity, especially in performing tricks.
Example
The magician amazed the crowd with his sleight of hand.
魔术师用他的技巧惊艳了观众。
C2 noun /ˌɔːltərˈkeɪʃən/

altercation

争执, 争吵
Meaning
a noisy argument or quarrel
Example
There was a brief altercation between the two drivers.
两位司机之间发生了简短的争执。
C2 adjective /ˈfɒp.ɪʃ/

Foppish

过度关注个人外貌和衣服；对穿着虚荣
Meaning
excessively concerned with one's appearance and clothes; vain about dress
Example
His foppish behavior and expensive clothes made him stand out.
他的foppish行为和昂贵的衣服使他与众不同。
C2 adjective /ɪˈræsɪbl/

irascible

易怒的
Meaning
Easily angered; quick-tempered.
Example
His irascible nature often got him into trouble.
他易怒的性格常常使他陷入麻烦。
C2 noun /lʌɡˈʒʊəriəns/

luxuriance

奢华
Meaning
abundant growth, richness, or elegance
Example
The garden was filled with the luxuriance of tropical plants.
花园里充满了热带植物的奢华。
C2 adjective /ˈsiːmli/

seemly

得体
Meaning
proper or appropriate in behavior or appearance
Example
It was not seemly to argue loudly during the ceremony.
在仪式期间大声争论是不合适的。
C2 adjective /ˈbʌmpʃəs/

bumptious

自负的
Meaning
Arrogantly self-assertive or conceited.
Example
The bumptious student interrupted the teacher several times.
那个自负的学生打断了老师好几次。
C2 noun /ˈɒbsɪkwiːz/

obsequies

葬礼仪式
Meaning
Funeral rites or ceremonies.
Example
The obsequies for the late leader drew thousands of mourners.
已故领导人的葬礼吸引了成千上万的哀悼者。
C2 noun /ˈseɪ.ɡoʊ/

Sago

萨戈
Meaning
starchy foodstuff obtained from the pith of various tropical palm stems
Example
She prepared sago pudding for dessert.
她为甜点准备了萨戈布丁。
C2 verb /ɪnˈtwaɪn/

entwine

缠绕
Meaning
to twist or wind together; to become closely connected or involved
Example
The vines entwine around the old fence.
藤蔓绕过老围栏。
C2 adjective /ˌsuː.pɚˈsɪl.i.əs/

supercilious

傲慢的
Meaning
Behaving or looking as though one thinks one is superior to others; arrogant and disdainful.
Example
She gave him a supercilious smile as if he was beneath her.
她对他露出了一种傲慢的笑容，好像他比她低。
C2 noun /bəˈfuːn/

buffoon

小丑
Meaning
A ridiculous but amusing person; a clown or jester.
Example
He acted like a buffoon at the party, making everyone laugh.
他在派对上像个小丑一样表演，让每个人都笑了。
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

语法错误
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
他的演讲充满了语法错误和笨拙的短语。
C2 noun /dʒuːt/

jute

黄麻
Meaning
a long, soft, shiny plant fiber used to make rope, bags, sacks, and coarse cloth
Example
Jute is widely used to make eco-friendly bags and ropes.
黄麻常用于制作环保袋。
C2 adjective /vaɪˈkɛəriəs/

vicarious

幸福
Meaning
experienced through the feelings or actions of another person
Example
She felt vicarious excitement watching her son win the award.
当她获得奖项时，她无法掩饰自己的幸福。
C2 adjective /ɪnˈsuːsiənt/

insouciant

无忧无虑
Meaning
Showing a casual lack of concern; carefree.
Example
He gave an insouciant shrug and walked away.
他无忧无虑地耸了耸肩，然后走开了。
C2 noun /ˈæn.dʒi.əʊ.plæs.ti/

angioplasty

一种医疗程序，用于打开阻塞或狭窄的血管，这些血管向心脏输送血液。
Meaning
A medical procedure to open blocked or narrowed blood vessels that supply blood to the heart.
Example
Angioplasty is now safer with robotic assistance.
现在，通过机器人辅助，血管成形术更加安全。
C2 noun /ˈtrɪbjuːn/

tribune

Meaning
a person or platform representing the people; historically, a Roman official elected to protect citizens' rights
Example
He was seen as a tribune of the common people.
C2 noun /naɪt kwiːn/

Night queen

夜来香
Meaning
a fragrant white flower that blooms at night and releases strong sweet scent
Example
The night queen flowers filled the garden with their sweet fragrance.
夜来香花让花园充满了甜美的香气。
C2 adjective /ʌnˈstɪntɪŋ/

unstinting

慷慨的
Meaning
given generously without holding back
Example
She received unstinting support from her family.
她从家人那里得到了慷慨的支持。
C2 noun /tiːˈtoʊtəlɪzəm/

teetotalism

完全戒酒的做法
Meaning
the practice or principle of abstaining completely from alcoholic drinks
Example
He practiced teetotalism throughout his life.
他一生都践行着提托塔利主义。
C2 verb /ˈdʒɪb.ər/

gibber

语无伦次地说
Meaning
To speak rapidly and unintelligibly, typically through fear or shock.
Example
The frightened man began to gibber when he saw the ghost.
那个害怕的男人看到鬼魂时开始语无伦次地说话。
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 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

不可压缩
Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
液体通常被认为是不可压缩的。
C2 noun /ˌæk.rəˈfoʊ.bi.ə/

acrophobia

对高度的恐惧
Meaning
An extreme or irrational fear of heights.
Example
Her acrophobia prevented her from climbing the tall building.
她的恐高症阻止她爬上高楼。
C2 adjective /ˈruːmi/

rheumy

泪眼
Meaning
Watery, especially referring to the eyes.
Example
His rheumy eyes showed signs of age and fatigue.
他那泪眼朦胧的眼睛显示出年龄和疲劳的迹象。
C2 noun /ʌnˈkloʊðɪŋ/

unclothing

脱衣
Meaning
the act or process of removing clothing
Example
The child quickly ran inside for unclothing after playing in the mud.
孩子在泥地玩耍后迅速跑进去脱衣。
C2 noun /ɪˈlɛk.trə.taɪp/

electrotype

电铸版
Meaning
A duplicate printing plate made by electroplating a mold of the original.
Example
The printer used an electrotype to produce multiple copies of the page.
打印机使用了电铸版来制作页面的多个副本。
C2 adjective /ˌɪnkəmˈbʌstəbl/

incombustible

不燃烧
Meaning
Not capable of catching fire or burning.
Example
This material is incombustible and safe for construction.
这种材料是防火的，适合建筑使用。
C2 verb /əˈbʌt/

abut

相邻
Meaning
to be next to or share a border with
Example
The park abuts the river on the north side.
公园在北边与河流接壤。
C2 noun /ˈjoʊkəl/

yokel

乡巴佬
Meaning
An uneducated and unsophisticated person from the countryside; a bumpkin.
Example
The city folks laughed at the yokel's simple ways.
城市人嘲笑乡巴佬的简单方式。
C2 adjective /ˈæprəbəˌtɔːri/

approbatory

赞许的
Meaning
expressing approval or praise
Example
The teacher gave an approbatory nod after reading the essay.
老师在读完文章后，点了点头表示赞许。
C2 adjective /pəˈlædʒ.ɪk/

pelagic

与开放海洋相关
Meaning
Relating to the open sea or ocean water column, away from the shore.
Example
Pelagic fish like tuna are found far from the coast.
像金枪鱼这样的深海鱼类通常在离海岸很远的地方发现。
C2 adjective /rɪˈflɛksəbl/

reflexible

可反射的
Meaning
Capable of being reflected or bent back.
Example
The surface was highly reflexible, bouncing light in different directions.
表面非常可反射，能够将光线反射到不同的方向。
C2 adjective /sɪˈkweɪʃəs/

sequacious

盲目追随
Meaning
Lacking independence of thought; blindly following.
Example
The sequacious students never questioned their teacher's opinions.
盲目追随的学生从未质疑过他们老师的意见。
C2 noun /ˈkɪŋʃɪp/

kingship

王权
Meaning
The position, dignity, or authority of a king.
Example
The king’s advisors often reminded him of the responsibilities of kingship.
国王的顾问们经常提醒他王权的责任。
C2 noun /ɡlʌt/

glut

供应过剩
Meaning
An excessive supply of something; more than is needed.
Example
There was a glut of cheap smartphones in the market.
市场上有过多的廉价智能手机。
C2 verb /ɪnˈkʌmbər/

encumber

负担
Meaning
to burden or weigh down something, making it difficult to move or progress
Example
She was encumbered by the heavy luggage during her journey.
她在旅行中因沉重的行李而感到负担沉重。
C2 noun /ˈpɒm.əl/

pommel

剑柄或鞍座上的圆形按钮
Meaning
the rounded knob on the handle of a sword or saddle
Example
He gripped the sword firmly by the pommel.
他紧紧地抓住剑柄的波梅尔部分。
C2 verb /ˈɑːbvieɪt/

obviate

消除
Meaning
To remove a need or difficulty; to prevent or avoid something.
Example
This new system obviates the need for manual data entry.
这个新系统消除了手动输入数据的需要。
C2 noun /ˈriːbəs/

rebus

谜语
Meaning
a puzzle in which words are represented by pictures, symbols, or letters
Example
The children enjoyed solving the rebus puzzles in the magazine.
孩子们喜欢解答杂志中的谜语。
C2 noun /ˈoʊɡər/

ogre

Meaning
A mythical monster, often depicted as large, hideous, and cruel; metaphorically, a cruel or terrifying person.
Example
The villagers feared the ogre who lived in the dark forest.
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 noun /ˈmɪlɪt/

millet

小米
Meaning
a small-seeded grass cultivated as a cereal crop
Example
Millet is often used as food in rural areas.
小米常常作为食物在农村地区使用。
C2 noun /ˈdɛkəˌliːtər/

decaliter

十升
Meaning
A metric unit of capacity equal to ten liters.
Example
The container could hold up to one decaliter of water.
这个容器最多可以容纳一个十升的水。
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。
C2 adjective /ˈpɑːrtəbl/

partible

可分割的
Meaning
capable of being divided or separated
Example
The estate was partible among the heirs.
这项财产可以在继承人之间分割。
C2 noun /ˌpɛdəˈɡɒdʒɪks/

pedagogics

教育学
Meaning
the science or art of teaching
Example
He studied pedagogics to become a better teacher.
他学习了教育学，成为一名更好的教师。
C2 adjective ˈmiː.ni.əl

menial

卑微
Meaning
Not requiring much skill and lacking prestige.
Example
He refused to do menial work.
他拒绝做低级工作。
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 verb /əˈvaʊtʃ/

avouch

确认
Meaning
to affirm or assert something as true
Example
He avouched his innocence before the judge.
他在法官面前确认了自己的清白。
C2 adjective /ɪnˈsɪpiənt/

incipient

初期的
Meaning
in an initial stage; beginning to develop
Example
The incipient storm made the sky turn dark and heavy.
初期的风暴使天空变得阴暗而沉重。
C2 adjective /ˌpɛnɪˈtɛnʃəl/

penitential

忏悔的
Meaning
Relating to or expressing penitence or penance.
Example
The priest delivered a penitential sermon on forgiveness.
牧师讲了关于宽恕的忏悔讲道。
C2 noun /ˈtɜːrməɡənt/

termagant

专横且脾气暴躁的女性
Meaning
A harsh-tempered or overbearing woman.
Example
The character was portrayed as a loud and domineering termagant.
这个角色被描绘成一个大声且专横的特尔玛甘特女性。
C2 noun /poʊˈzɜːr/

poseur

Meaning
A person who pretends to be something they are not, often to impress others.
Example
Many considered him a poseur because he exaggerated his accomplishments.
C2 noun /ˌpærəˈnɔɪæk/

paranoiac

偏执的人
Meaning
A person who suffers from paranoia or exhibits extreme, irrational distrust and suspicion.
Example
The paranoiac refused to leave his house, fearing everyone was against him.
这个偏执的人拒绝离开家，因为他害怕每个人都反对他。
C2 adjective /ˈɛrzæts/

ersatz

替代品
Meaning
made or used as a substitute, typically an inferior one
Example
The cheap shoes were made of ersatz leather.
便宜的鞋子是用仿皮革做的。
C2 adjective /ˌsuːpərˈæn.ju.eɪ.tɪd/

superannuated

过时的
Meaning
old and no longer useful or valid; retired due to age
Example
The factory was filled with superannuated machines that slowed production.
工厂里充满了过时的机器，这些机器减慢了生产。
C2 noun /ɪnˈsuːsiəns/

insouciance

无忧无虑
Meaning
Casual lack of concern; indifference.
Example
She carried herself with an air of insouciance, unbothered by the challenges ahead.
她带着一副无忧无虑的样子走着，毫不担心前方的挑战。
C2 verb /ˈɡɑːɡəl/

goggle

睁大眼睛看
Meaning
to stare with wide open eyes, often in surprise or wonder
Example
The tourists goggled at the tall skyscrapers.
游客们惊讶地盯着高耸的摩天大楼。
C2 verb /dʒaɪb/

jibe

讽刺 / 一致
Meaning
to make an insulting remark; to be in agreement or harmony with
Example
His actions did not jibe with his words.
他的行动与他的言辞不符。
C2 adjective /ɪˈfɛmɪnət/

effeminate

女性化
Meaning
Having traits, tastes, or habits traditionally considered feminine, often used negatively for men.
Example
The critics described him as effeminate due to his gentle manner.
评论家因其温和的举止而将他描述为女性化。
C2 noun /ˈræŋɡlər/

wrangler

牧牛人
Meaning
a person who argues noisily; or someone who takes care of livestock on a ranch
Example
The cowboy worked as a wrangler on the ranch.
牛仔在牧场作为牧牛人工作。
C2 verb /feɪz/

faze

打扰
Meaning
to disturb or disconcert someone; to cause to feel unsettled
Example
She was not fazed by the unexpected question.
她没有被意外问题扰乱。
C2 adjective /sɪər/

sere

干枯
Meaning
Dry or withered, especially vegetation.
Example
The sere leaves crumbled under his feet.
干枯的叶子在他的脚下碎裂。
C2 adjective /ˈkɒr.ə.ɡeɪ.tɪd/

corrugated

波纹状或折叠的
Meaning
shaped into ridges and grooves; wrinkled or folded
Example
The roof was made of corrugated metal sheets.
屋顶是由波纹状金属板制成的。
C2 adjective/adverb /feɪn/

fain

心甘情愿地, 乐意地
Meaning
gladly, willingly, or with pleasure
Example
I would fain help you if I had the time.
如果我有时间，我会很乐意帮你。
C2 noun /ˈmænˌiː.tər/

man-eater

食人者
Meaning
An animal that kills and eats humans; informally, a woman who is very assertive in relationships.
Example
The tiger became a notorious man-eater in the village.
老虎在村子里成了臭名昭著的人吃人。
C2 noun /ˌɪmprɪˈkeɪʃən/

imprecation

诅咒
Meaning
A spoken curse or expression of strong condemnation.
Example
The angry crowd hurled imprecations at the corrupt official.
愤怒的人群向腐败的官员投掷了诅咒。
C2 noun /ˈæntɪk/

antic

滑稽
Meaning
a playful, funny, or silly act or gesture
Example
The children laughed at the clown’s antics.
孩子们笑着看小丑的滑稽动作。
C2 adjective /ˌhæfˈhɑːr.tɪd/

halfhearted

半心半意
Meaning
lacking enthusiasm or determination; unenthusiastic
Example
His halfhearted attempt to study did not bring good results.
他半心半意的学习尝试没有带来好结果。
C2 noun /kənˈkɔːrdəns/

concordance

一致性
Meaning
Agreement; also an alphabetical index of the principal words in a book.
Example
There is a strong concordance between the two reports.
这两个报告之间有很强的一致性。