clavicle
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C2 noun /ˈklævɪkəl/

clavicle

锁骨
Meaning
the collarbone, a long bone that serves as a strut between the shoulder blade and the sternum
Example
He fractured his clavicle in the accident.
他在事故中断了锁骨。
C2 noun /roʊˈtʌn.də.ti/

rotundity

圆形
Meaning
the quality of being round or plump
Example
The rotundity of the balloon made it float gracefully.
气球的圆形使它优雅地漂浮。
C2 noun /klɛərˈvɔɪəns/

clairvoyance

通灵
Meaning
the supposed ability to perceive events beyond normal sensory contact; psychic insight
Example
She claimed to have clairvoyance and predicted the future.
她声称自己有通灵能力，并预言了未来。
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 verb /kənˈdjuːs/

conduce

有助于
Meaning
To help bring about a particular result; to contribute to something.
Example
Regular exercise conduces to better health.
定期锻炼有助于更好的健康。
C2 noun /prɪˈzɛntmənt/

presentment

正式呈交
Meaning
The act of presenting something formally or officially; a formal statement or document.
Example
The lawyer made a presentment of the evidence to the court.
律师将证据呈交给法庭。
C2 adjective /ˌæntɪˈθɛtɪkəl/

antithetical

对立的
Meaning
Directly opposed or contrasted; mutually incompatible.
Example
His views were antithetical to the values of the organization.
他的观点与组织的价值观完全对立。
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 dʒɛsˌtɪk.jʊˈleɪ.ʃənz

gesticulations

手势
Meaning
Expressive hand or body movements while speaking to convey thoughts or emotions
Example
His energetic gesticulations made the speech more engaging.
他的充满活力的手势使演讲更加引人入胜。
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 /ˈkwɔːrtoʊ/

quarto

四折书
Meaning
A book size resulting from folding each printed sheet into four leaves (eight pages).
Example
The library has rare Shakespeare quartos.
图书馆里有稀有的莎士比亚四折书。
C2 noun /ˈhɑːstəlri/

hostelry

旅馆
Meaning
An inn or lodging place, especially one for travelers.
Example
They stayed at a small hostelry near the mountains.
他们住在山附近的一个小旅馆里。
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 noun /ˈbɑːrbərɪzəm/

Barbarism

野蛮
Meaning
extreme cruelty or brutality; absence of culture and civilization
Example
The barbarism of the war crimes shocked the entire international community.
战争罪行的野蛮行为震惊了整个国际社会。
C2 adjective /splɪˈnɛtɪk/

splenetic

脾气暴躁的，易怒的
Meaning
bad-tempered, irritable, spiteful
Example
His splenetic remarks offended everyone in the room.
他的脾气暴躁的评论冒犯了房间里的每个人。
C2 noun /ˈdʒæk.dɔː/

Jack-daw

小乌鸦
Meaning
a small gray and black bird of the crow family, known for its intelligence
Example
The jackdaw collected shiny objects for its nest.
杰克道收集了闪亮的物品为它的巢。
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 adjective /ˈrɛd.ələnt/

redolent

Meaning
having a strong pleasant smell; strongly reminiscent or suggestive of something
Example
The kitchen was redolent of spices and fresh herbs.
C2 adjective /ˈrɪbɔːld/

ribald

猥亵笑话
Meaning
Referring to sexual matters in a humorous or vulgar way.
Example
The comedian’s ribald jokes made the audience laugh uncomfortably.
喜剧演员的猥亵笑话让观众不自在地笑了。
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 noun /ˈtʃæm.pæk/

Champak

香木花
Meaning
a fragrant yellow or white flower from a tree native to South Asia, used in perfumes and religious ceremonies
Example
The champak tree in the temple courtyard bloomed with golden flowers.
寺庙庭院中的香木花树开满了金色的花。
C2 verb /dʒaɪb/

gibe

嘲笑
Meaning
To make insulting or mocking remarks; to taunt.
Example
The fans gibed at the losing team.
粉丝们嘲笑失败的队伍。
C2 adjective /ˌʌnəˈsweɪdʒd/

unassuaged

未缓解
Meaning
Not made less intense or relieved; unrelieved.
Example
His grief remained unassuaged despite the passage of time.
他的痛苦尽管时间流逝依然未缓解。
C2 adjective /ɑːrˈbɔːr.i.əl/

arboreal

与树相关
Meaning
Relating to trees or living in trees; tree-dwelling.
Example
Monkeys are arboreal animals that spend most of their time in trees.
猴子是树栖动物，它们大部分时间都待在树上。
C2 verb /trænˈspoʊz/

transpose

变换
Meaning
to change the order or position of something
Example
The editor transposed two paragraphs in the article.
编辑在文章中交换了两个段落。
C2 noun /ˌkɒnsaɪˈniː/

consignee

收货人
Meaning
the person or company to whom goods are delivered
Example
The consignee received the shipment on time.
收货人按时收到了货物。
C2 noun /ˌænəlˈdʒiːziə/

analgesia

镇痛
Meaning
The inability to feel pain while still conscious.
Example
The doctor induced analgesia before performing the procedure.
医生在进行手术前诱导了镇痛。
C2 adjective /ˈæpəzɪt/

apposite

恰当
Meaning
highly appropriate or relevant to what is being discussed
Example
Her remark was particularly apposite to the situation.
她的评论对于这个情况特别恰当。
C2 noun /ˌkæstɪˈɡeɪʃən/

castigation

严厉的批评或惩罚
Meaning
Severe criticism or punishment for wrongdoing.
Example
The manager’s harsh castigation shocked the entire team.
经理的严厉批评震惊了整个团队。
C2 adjective /ɪnˈkoʊ.ɪt/ or /ɪnˈkoʊ.eɪt/

inchoate

未完成的
Meaning
Just begun and not fully formed; rudimentary.
Example
His inchoate ideas needed more research to be developed.
他的未完成的想法需要更多的研究才能发展。
C2 noun /ˈɒb.stɪ.nə.si/

obstinacy

固执
Meaning
Stubborn refusal to change one's opinion or chosen course of action, despite attempts to persuade one to do so.
Example
His obstinacy made negotiations difficult.
他的固执使谈判变得困难。
C2 adjective /ˈæpəˌleɪt/

appellate

与上诉有关
Meaning
relating to appeals in a court of law
Example
The case was taken to an appellate court.
案件被提交给了上诉法院。
C2 adjective /kənˈvɜːrsənt/

conversant

熟悉，精通
Meaning
familiar with or knowledgeable about something
Example
She is conversant with the latest developments in technology.
她熟悉最新的技术发展。
C2 verb /ˈprɒsəˌlaɪtaɪz/

proselytize

试图使某人改信
Meaning
To try to persuade someone to convert to a different belief or religion.
Example
They tried to proselytize the villagers with their new ideas.
他们试图用他们的新思想来传教村民。
C2 adjective /prɪˈhɛnsɪbəl/

prehensible

可抓取的
Meaning
capable of being grasped or seized
Example
The tool has a prehensible handle that improves safety.
这个工具有一个可抓取的把手，能提高安全性。
C2 adjective /ˈɡʌstəˌtɔːri/

gustatory

味觉的
Meaning
relating to the sense of taste
Example
The restaurant offered a gustatory experience unlike any other.
餐厅提供了与众不同的味觉体验。
C2 noun /ˌdɪvɪˈneɪʃən/

divination

占卜
Meaning
the practice of seeking knowledge of the future or the unknown by supernatural means
Example
Ancient people often relied on divination to guide important decisions.
古人常常依赖占卜来指导重要的决策。
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 /ˈbɪɡ.ə.mɪst/

bigamist

重婚罪犯
Meaning
A person who commits the crime of marrying someone while already married to another.
Example
The man was arrested for being a bigamist.
这个人因大婚而被逮捕。
C2 noun /ˌɪnkænˈdɛsəns/

incandescence

白炽光
Meaning
the emission of light from a hot object; brilliance
Example
The incandescence of the candle filled the dark room.
蜡烛的白炽光填满了黑暗的房间。
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 /θiˈɒkrəsi/

theocrasy

神权政治
Meaning
Government or rule by religious leaders or clergy.
Example
Theocrasy often merges religious authority with political power.
神权政治常常将宗教权威与政治权力结合起来。
C2 adverb /əˈmʌk/

amok

失控
Meaning
Behaving uncontrollably and disruptively.
Example
The angry mob ran amok after the verdict was announced.
愤怒的人群在裁决宣布后失控地奔跑。
C2 adjective /rəˈʃɛrʃ/

recherche

稀有
Meaning
Rare, exotic, or obscure, often in a sophisticated or refined way.
Example
The gallery displayed many recherche artworks from unknown artists.
画廊展示了许多未知艺术家的稀有艺术作品。
C2 noun /ˌlɛksɪˈkɒɡrəfər/

lexicographer

词典编纂者
Meaning
A person who compiles, writes, or edits dictionaries.
Example
The lexicographer spent years compiling the dictionary.
词典编纂者花了几年时间编写词典。
C2 verb /ˈwɪzn/

wizen

枯萎
Meaning
To become dry, shrunken, and wrinkled.
Example
The flowers began to wizen after days without water.
花朵在几天没有水后开始枯萎。
C2 adjective /əˈkɜːrsɪd/

accursed

诅咒的
Meaning
Doomed, detestable, or under a curse.
Example
The villagers avoided the accursed house on the hill.
村民们避开了山上的诅咒房子。
C2 noun /ˌɛksaɪˈteɪʃən/

excitation

兴奋
Meaning
a state of great excitement or the process of stimulating activity
Example
The news created great excitation among the fans.
这条新闻在球迷中引起了极大的兴奋。
C2 noun /ænˈtɪpədiːz/

antipodes

Meaning
places on opposite sides of the Earth; also refers to things that are direct opposites
Example
Australia and Britain are often considered antipodes of each other.
C2 noun /ˌpɑːrtjʊˈrɪʃən/

parturition

分娩
Meaning
The act of giving birth; childbirth.
Example
The doctor explained the stages of parturition to the students.
医生向学生们解释了分娩的各个阶段。
C2 adjective /ˌkrɪp.təˈɡræf.ɪk/

cryptographic

加密的
Meaning
Relating to cryptography; involving or using secret codes or ciphers for security.
Example
Banks use cryptographic technology to protect transactions.
银行使用加密技术来保护交易。
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 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 /dreɪk/

Drake

雄鸭
Meaning
a male duck; a type of waterfowl
Example
The drake led his family of ducks across the pond.
那只雄鸭带领它的鸭家族穿过了池塘。
C2 adjective əˈdrɔɪt

adroit

熟练的, 灵巧的, 精通的
Meaning
clever or skillful in using the hands or mind.
Example
She is adroit at solving complex problems.
她擅长解决复杂的问题。
C2 adjective /ˈbɪz.ən.taɪn/ or /ˈbaɪ.zənˌtiːn/

byzantine

复杂
Meaning
Extremely complicated and detailed; relating to the Byzantine Empire or its style.
Example
The new tax regulations are so byzantine that few understand them.
新的税收规定非常复杂，很少有人能理解。
C2 verb /ˈsɛreɪt/

serrate

锯齿边缘
Meaning
To make a saw-toothed edge or notched margin.
Example
The craftsman serrated the knife blade for better cutting.
工匠将刀片锯齿化，以提高切割效果。
C2 adjective /ɪnˈvʌlnərəbl/

invulnerable

无敌
Meaning
Impossible to harm, damage, or defeat.
Example
The fortress was thought to be invulnerable to attack.
堡垒被认为无法受到攻击。
C2 noun /ˈsælvoʊ/

salvo

齐射
Meaning
A simultaneous discharge of guns or release of bombs; a sudden outburst of cheers or applause.
Example
The soldiers fired a salvo to honor the fallen general.
士兵们开了一轮齐射，以向已故将军致敬。
C2 adjective /ʌnˈtræməld/

untrammeled

无限自由
Meaning
Not restricted or hampered; free and unrestricted.
Example
She enjoyed untrammeled freedom in her new life abroad.
她在国外的新生活中享受着无限自由。
C2 noun /foʊ ˈpɑː/

faux pas

社交失误
Meaning
a social blunder or mistake in etiquette
Example
He committed a major faux pas by forgetting her birthday.
他因为忘记她的生日而犯了一个大社交失误。
C2 noun /lɔːˈdeɪʃən/

laudation

赞扬
Meaning
The act of praising or expressing approval.
Example
The poet received much laudation for his moving verses.
这位诗人因其感人的诗句而获得了许多赞扬。
C2 noun /ˈmiːliərɪzəm/

meliorism

改善主义
Meaning
The belief that the world tends to improve and that humans can aid its betterment.
Example
Her philosophy of meliorism kept her hopeful during difficult times.
她的改善主义哲学让她在艰难时刻保持希望。
C2 verb /ˌkɒmənˈdɪə/

commandeer

强行占领
Meaning
To take control or possession of something, often by force or authority.
Example
The soldiers commandeered the villagers’ homes during the war.
战争期间，士兵们强行占领了村民的家。
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 /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 adjective /ˌaɪsəʊˈθɜːrməl/

isothermal

等温
Meaning
Having or maintaining equal or constant temperature.
Example
The experiment was conducted under isothermal conditions.
实验在等温条件下进行。
C2 noun /ɪmˈpjuːɪsəns/

impuissance

无能, 无力
Meaning
inability to take effective action; helplessness
Example
The government’s impuissance in the face of crisis frustrated the people.
政府在危机面前的无能让人民感到沮丧。
C2 verb /ˈsɜːrkəmskraɪb/

circumscribe

限制
Meaning
to limit or restrict something within boundaries
Example
The rules circumscribe the powers of the committee.
规则限定了委员会的权力。
C2 verb /ˌɛfəˈvɛs/

effervesce

起泡
Meaning
To give off bubbles of gas; to show excitement, liveliness, or enthusiasm.
Example
The soda began to effervesce as soon as it was opened.
汽水打开后开始起泡。
C2 verb /fleɪ/

flay

剥皮/严厉批评
Meaning
to strip off the skin of something or criticize severely
Example
The chef flayed the fish before cooking it.
厨师在烹饪前剥去了鱼的皮。
C2 noun/verb /dɪsˈfeɪvər/

disfavor

不赞成 / 反感
Meaning
disapproval or dislike; to regard with disapproval
Example
The new policy fell into disfavor with the public.
新政策在公众中失宠。
C2 noun ˈtɪl.ɪdʒ

tillage

耕作
Meaning
The preparation of land for growing crops.
Example
Excessive tillage can lead to soil erosion.
过度耕作可能导致土壤侵蚀。
C2 adjective /ˈfʌsti/

fusty

陈腐的，霉臭的
Meaning
smelling stale, damp, or stuffy; old-fashioned
Example
The room smelled fusty after being closed for months.
房间在关了几个月后有了陈腐的味道。
C2 noun /ˈdɛsɪkənt/

desiccant

干燥剂
Meaning
a substance that absorbs moisture and keeps things dry
Example
Silica gel packets are commonly used as a desiccant in packaging.
硅胶包通常作为干燥剂用于包装中。
C2 verb /səˈbɔːrn/

suborn

贿赂
Meaning
to bribe or induce someone unlawfully to perform an act, especially to commit perjury
Example
The lawyer was accused of trying to suborn a witness.
律师被指控试图贿赂一名证人。
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 noun /ˌʃæŋɡriˈlɑː/

shangri-la

虚构的乐园
Meaning
a remote, beautiful, imaginary place where life is perfect and peaceful
Example
They described the island as a modern-day Shangri-La.
他们将这个岛屿描述为现代版的香格里拉。
C2 noun /hɜːrˈbɛəriəm/

herbarium

植物标本馆
Meaning
A collection of preserved plant specimens and associated data used for scientific study.
Example
The university maintains a large herbarium for research and education.
大学为研究和教育保持着一个大型植物标本馆。
C2 noun /ˈfɪl.ɪ.staɪn/

philistine

对文化和艺术漠不关心或敌对的人
Meaning
a person who is indifferent or hostile to culture and the arts
Example
He was criticized as a philistine for dismissing modern art.
他因拒绝现代艺术而被批评为非利士人。
C2 noun /miːn/

mien

神态
Meaning
A person's appearance or manner, especially as an indication of their character or mood.
Example
His serious mien made everyone fall silent.
他严肃的神态让所有人都沉默了。
C2 adjective /ɪnˈsɪpɪd/

insipid

乏味的
Meaning
lacking flavor, interest, or excitement; dull
Example
The soup was insipid and needed more seasoning.
汤无味，需要更多的调料。
C2 adjective /əˈkjuː.zəˌtɔːr.i/

accusatory

指责的
Meaning
Suggesting blame or indicating someone has done wrong.
Example
He gave her an accusatory glance.
他投给她一个指责的眼神。
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 verb /ɪnˈvaɪərən/

environ

环绕
Meaning
to surround or enclose; to encircle
Example
Mountains environ the small valley.
山脉环绕着小山谷。
C2 noun /ˈɔːtɑːrki/

autarchy

自给自足
Meaning
A system of self-sufficiency where a state or community is economically independent.
Example
The nation attempted autarchy to reduce reliance on imports.
这个国家试图实现自给自足，以减少对进口的依赖。
C2 adjective /ʌnˈblʌʃɪŋ/

Unblushing

厚颜无耻的; 放肆的
Meaning
showing no shame or embarrassment; boldly shameless
Example
He told the unblushing lie without any hesitation.
他毫不犹豫地说了那个无耻的谎言。
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 noun /ˈtændʒənsi/

tangency

相切
Meaning
the condition of touching but not intersecting, especially in geometry
Example
The circle and the line are in a state of tangency at one point.
圆和直线在一个点上处于相切状态。
C2 adjective /ˈtɔːdri/

tawdry

廉价而花哨但质量差
Meaning
cheap and showy but of poor quality
Example
She wore a tawdry necklace that broke easily.
她戴了一条廉价而花哨的项链，很容易断裂。
C2 verb /bɪˈfuːl/

befool

欺骗
Meaning
to deceive or trick someone into believing something false; to make someone appear foolish
Example
The scammer tried to befool innocent people with fake promises.
骗子试图用虚假的承诺欺骗无辜的人。
C2 noun /ˈsuːθˌseɪər/

soothsayer

预言家
Meaning
a person who claims to predict the future
Example
The king consulted a soothsayer before going to war.
国王在出征前咨询了一个算命师。
C2 noun /vərˈmɪl.jən/

Vermillion

鲜红色-橙色; 这种颜色的颜料
Meaning
a bright red-orange color; a pigment of this color
Example
The artist used vermillion paint for the sunset.
艺术家为日落使用了维米利昂颜料。
C2 noun /ɪnˈtɛnʃən/

intension

内涵
Meaning
The internal content of a concept; the set of attributes implied by a word or phrase.
Example
The intension of the word 'dog' includes being a mammal and domesticated.
'狗'这个词的内涵包括是哺乳动物和被驯养。
C2 adjective /ɪˈnjʊərd/

inured

习惯于
Meaning
Accustomed to something, especially something unpleasant.
Example
After years of hardship, she was inured to suffering.
经过多年的困苦，她已经习惯于痛苦了。
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 adjective /kənˈvɪviəl/

convivial

友好、活跃和愉快；社交
Meaning
friendly, lively, and enjoyable; sociable
Example
The party had a convivial atmosphere with music and laughter.
派对上有着充满活力的氛围，伴随着音乐和欢笑。
C2 noun /wɛlt/

welt

肿块
Meaning
A raised mark on the skin, usually from a blow or allergic reaction.
Example
He had a red welt on his arm after the bee sting.
他在蜜蜂蜇伤后，手臂上有一个红色的肿块。
C2 adjective /ˈhɔːrtətɪv/

hortative

Meaning
Giving strong encouragement or urging.
Example
The teacher gave a hortative speech to motivate the students before the exam.
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 /ˌæd.vɛnˈtɪʃ.əs/

adventitious

偶然的
Meaning
Happening by chance or accident, not planned.
Example
His success was partly due to adventitious circumstances.
他的成功部分归因于偶然的情况。
C2 noun /ˈɑːrbɪtər/

arbiter

仲裁者
Meaning
a person who has the authority to settle a dispute or decide an issue
Example
The principal acted as the arbiter in the conflict between the students.
校长在学生之间的冲突中充当了仲裁者。
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 /kənˈsaɪnər/

consignor

发货人
Meaning
a person or company that sends goods to be sold or transported
Example
The consignor shipped the goods to the warehouse.
发货人将商品发送到仓库。
C2 adjective /ˈnʌpʃəl/

nuptial

婚礼的
Meaning
Relating to marriage or weddings.
Example
The couple prepared for their nuptial ceremony with great joy.
这对夫妇满怀喜悦地准备他们的婚礼仪式。
C2 adjective /aɪˈtɪnərənt/

itinerant

流动的
Meaning
Traveling from place to place, especially for work or duty.
Example
The itinerant teacher moved from village to village to educate children.
这位流动的教师从一个村庄到另一个村庄，教育孩子们。
C2 noun, adjective /nɒn ˈkɒmbətənt/

non-combatant

非战斗人员
Meaning
a person not engaged in fighting during a war, such as civilians or medical staff
Example
The Red Cross workers were treated as non-combatants in the conflict.
红十字会的工作人员在冲突中被视为非战斗人员。
C2 verb /ˈtɪtər/

titter

轻声笑
Meaning
to laugh in a quiet, nervous, or restrained way
Example
The students began to titter when the projector froze.
学生们开始在投影仪卡住时窃笑。
C2 adjective /fækˈtɪʃəs/

factitious

人为的，不真实的
Meaning
artificial or fabricated; not natural or genuine
Example
The excitement in his story seemed factitious and forced.
他的故事中的兴奋感看起来是人为的且强迫的。
C2 noun /ˌæk.wiˈes.əns/

acquiescence

默许
Meaning
The reluctant acceptance of something without protest.
Example
His silent acquiescence to unfair rules was surprising.
他对不公正规则的默许让人吃惊。
C2 noun /ˈpriːsɛpt/

precept

教条
Meaning
A general rule intended to regulate behavior or thought.
Example
Honesty is a fundamental precept in all religions.
诚实是所有宗教中的一个基本教条。
C2 noun /ˈaɪ.sɔːr/

Eyesore

令人不悦的视觉效果; 恶心的景象
Meaning
something that is very ugly and unpleasant to look at
Example
The abandoned building has become an eyesore in the neighborhood.
废弃的建筑已成为社区中的眼中钉。
C2 noun /laʊs/

Louse

虱子
Meaning
a small insect that lives on the hair or skin of people or animals
Example
The child had a louse in his hair.
孩子的头发里有一只虱子。
C2 adjective /ˈpɜːrviəs/

pervious

透水的
Meaning
Allowing water, air, or other substances to pass through; permeable.
Example
The soil here is pervious to rainwater.
这里的土壤允许雨水通过。
C2 noun /ɪnˈɡrætɪˌtjuːd/

ingratitude

忘恩负义
Meaning
Lack of gratitude; failure to show thanks or appreciation.
Example
His ingratitude hurt her feelings after all she had done for him.
他的忘恩负义伤害了她的感情，尽管她为他做了这么多。
C2 verb /dɪˈfoʊlieɪt/

defoliate

除叶
Meaning
to strip leaves from a tree, plant, or area, often using chemicals
Example
The farmers defoliated the fields before harvest.
农民在收获前除叶了田地。
C2 adjective /ɪnˈvɛtərət/

inveterate

根深蒂固
Meaning
having a long-established habit, activity, or interest that is unlikely to change
Example
He is an inveterate reader who spends hours in the library every day.
他是一个根深蒂固的读者，每天在图书馆度过几个小时。
C2 noun /ˈkeɪ.tɪf/

caitiff

懦夫
Meaning
A contemptible or cowardly person.
Example
The knight despised the caitiff who betrayed his comrades.
骑士鄙视那个背叛同伴的懦夫。
C2 adjective /ɪmˈpæsɪbəl/

impassible

不可忍受的
Meaning
Incapable of suffering or feeling pain (used mainly in theological or philosophical contexts).
Example
Some philosophers argue that God is impassible and cannot experience human emotions.
一些哲学家认为上帝是不可忍受的，无法体验人类的情感。
C2 noun /ˈmæsəkɪst/

masochist

受虐狂
Meaning
a person who derives pleasure from their own pain or humiliation
Example
He was called a masochist for enjoying tough challenges.
他因享受艰难挑战而被称为受虐狂。
C2 noun /əˈpɒfəsɪs/

apophasis

Meaning
A rhetorical device where the speaker brings up a subject by denying it or pretending to pass over it.
Example
The politician used apophasis by saying, 'I won’t even mention my opponent’s scandals.'