assuage
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C2 verb /əˈsweɪdʒ/

assuage

缓解
Meaning
To make an unpleasant feeling less intense; to ease or relieve.
Example
The kind words helped assuage her anxiety.
善意的话帮助缓解了她的焦虑。
C2 noun əˈdrɔɪt.nəs

adroitness

灵巧
Meaning
Cleverness or skill, especially in using the hands or mind; skillful dexterity.
Example
His adroitness in negotiations secured the deal.
他在谈判中的灵巧确保了交易。
C2 adjective /ænˈhaɪdrəs/

anhydrous

Meaning
Containing no water.
Example
The chemist used anhydrous ammonia for the experiment.
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 /əˈɡrɒnəmi/

agronomy

农业学
Meaning
The science and practice of soil management and crop production, focusing on the principles of plant and soil science to optimize agricultural productivity.
Example
Agronomy focuses on soil management and crop production.
农业学专注于土壤管理和作物生产。
C2 verb /ˈæbrəɡeɪt/

abrogate

废除
Meaning
To formally repeal, cancel, or abolish a law, agreement, or custom.
Example
The government decided to abrogate the outdated treaty.
政府决定废除过时的条约。
C2 adverb /əˈsɪdʒuəsli/

assiduously

努力地
Meaning
with great care and persistence
Example
He worked assiduously to complete the project before the deadline.
他努力工作，以便在截止日期之前完成项目。
C2 noun /ˈæpəfθɛm/

apophthegm

简短、机智且富有教育意义的谚语或格言
Meaning
A short, pithy, and instructive saying or maxim.
Example
She always had a witty apophthegm to share at meetings.
她总是有一个机智的阿波夫塞姆，在会议上分享。
C2 verb /ˈæd.l̩/

addle

迷惑
Meaning
To confuse or muddle someone’s mind.
Example
The complicated instructions only served to addle him.
复杂的指令只会让他感到困惑。
C2 noun /əˈmɛrɪkəˌnɪzəm/

americanism

Meaning
A word, phrase, or practice characteristic of American English or culture.
Example
The term 'sidewalk' is an Americanism, while 'pavement' is used in British English.
C2 verb /ˈæntɪdeɪt/

antedate

提前
Meaning
to be earlier in time; to assign a date earlier than the actual one
Example
The manuscript antedates the modern printing press.
手稿比现代印刷机更早。
C2 noun /ˌæv.oʊˈkeɪ.ʃən/

avocation

副业
Meaning
a hobby or minor occupation pursued in addition to one's main work
Example
Painting is his avocation after office hours.
绘画是他下班后的副业。
C2 noun /ˈæntiruːm/

anteroom

前厅
Meaning
A small room leading to a main one, often used as a waiting area.
Example
The guests waited in the anteroom before being called inside.
客人在被叫进去之前在前厅等待。
C2 adjective /ˈæməˌtɔːri/

amatory

与爱相关的
Meaning
Relating to or expressing sexual love.
Example
The poet’s verses were filled with amatory themes.
诗人的诗句充满了爱情主题。
C2 adjective /ˌæm.bɪˈdɛk.strəs/

ambidextrous

双手灵活
Meaning
Able to use both hands equally well, or versatile in abilities.
Example
Being ambidextrous can be beneficial in sports.
做双手都能使用的人在运动中有优势。
C2 noun /ˈɑːriə/

aria

独唱曲
Meaning
a solo vocal piece with instrumental accompaniment, typically in an opera
Example
The soprano performed a moving aria during the second act.
女高音在第二幕演唱了一首感人的阿丽娅。
C2 adjective, adverb /əˈbʌvˌbɔːrd/

aboveboard

诚实和公开
Meaning
Open and honest; without deception or trickery.
Example
The business deal was completely aboveboard.
商业交易完全诚实和公开。
C2 adjective, adverb /əˈfʊt/

afoot

进行中
Meaning
In progress; happening or being prepared.
Example
There are several new projects afoot in the company.
公司有几个新的项目正在进行中。
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 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 noun /ˌɔːskʌlˈteɪʃən/

auscultation

听诊
Meaning
The act of listening to internal sounds of the body, typically using a stethoscope.
Example
The doctor performed auscultation to check the patient’s lungs.
医生进行了听诊，以检查病人的肺部。
C2 noun /ˈɑːrbərɪˌkʌltʃər/

arboriculture

树艺学
Meaning
the cultivation and management of trees and shrubs
Example
He studied arboriculture to improve urban green spaces.
他学习了树艺学以改善城市绿地。
C2 noun /ˈɑːr.bɪ.trɑːʒ/

arbitrage

套利
Meaning
The simultaneous buying and selling of securities in different markets to take advantage of differing prices.
Example
Investors use arbitrage to make profits in global markets.
投资者利用套利在全球市场中获取利润。
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 /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.'
C2 verb /ˈæmbl/

amble

慢慢走
Meaning
To walk at a slow, relaxed pace.
Example
They amble through the park on Sunday mornings.
他们在星期天早上悠闲地走过公园。
C2 noun /ˌæntɪˈtɒksɪn/

antitoxin

抗毒素
Meaning
A substance that neutralizes a specific toxin in the body.
Example
The doctor administered an antitoxin to counter the snake venom.
医生注射了抗毒素来中和蛇毒。
C2 noun /ˈæl.kə.laɪ ækt/

Alkali Act

碱性法案
Meaning
A British law passed in 1863 to regulate the emission of hydrochloric acid gas from alkali works, representing one of the first pieces of environmental legislation.
Example
The Alkali Act of 1863 was one of the first environmental laws.
1863年的碱性法案是最早的环境法律之一。
C2 noun /ˈænsɛstrɪs/

ancestress

女祖先
Meaning
a female ancestor; a woman from whom one is descended
Example
She discovered that her ancestress came from a small village in Bengal.
她发现自己的女祖先来自孟加拉的一个小村庄。
C2 verb /əˈdʌltəreɪt/

adulterate

掺假
Meaning
to make something poorer in quality by adding another substance, usually of lower quality
Example
The company was fined for adulterating its products with cheap chemicals.
该公司因将其产品篡改成便宜的化学品而被罚款。
C2 adjective /əˈsɪdjʊləs/

acidulous

略带酸味或尖锐
Meaning
slightly sour or sharp in taste or manner
Example
The critic wrote an acidulous review of the movie.
评论家写了一篇尖锐的电影评论。
C2 adjective /ˌænθrəpəˈmɔːrfɪk/

anthropomorphic

拟人化的
Meaning
attributing human characteristics to non-human things, like animals or objects
Example
The cartoon shows an anthropomorphic cat walking on two legs.
动画片展示了一只拟人化的猫，走在两条腿上。
C2 noun /ˈæsənəns/

assonance

类韵
Meaning
the repetition of vowel sounds in nearby words in poetry or prose
Example
The poet used assonance to create a musical effect in his verse.
诗人使用类韵来创造他诗句中的音乐效果。
C2 verb /ˌækwiˈɛs/

acquiesce

默许
Meaning
to accept something reluctantly but without protest
Example
She decided to acquiesce to her parents’ wishes.
她决定默许父母的愿望。
C2 verb /əˈbɑː.mə.neɪt/

abominate

厌恶
Meaning
to feel hatred or loathing for something
Example
She abominates cruelty to animals.
她厌恶对动物的残忍行为。
C2 noun /ˈɪəri/ or /ˈɛəri/

aery

鹰巢
Meaning
An eagle’s nest, or a lofty, airy dwelling.
Example
The eagle perched proudly near its aery high on the cliff.
鹰骄傲地停在悬崖上的它的巢附近。
C2 noun /ˈækmi/

acme

顶点
Meaning
the highest point of achievement or excellence
Example
Winning the award was the acme of his career.
赢得奖项是他事业的顶点。
C2 noun /ˈæmɪti/

amity

友谊
Meaning
A friendly relationship between people or countries.
Example
The treaty helped maintain amity between the neighboring nations.
该条约帮助维护邻国之间的友好关系。
C2 adjective /æbˈstiːmiəs/

abstemious

节制
Meaning
not allowing oneself much food or drink; marked by moderation
Example
She lived an abstemious life, avoiding all luxuries.
她过着节制的生活，避免所有奢侈。
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

门诊病人
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
病人是门诊患者，不需要卧床休息。
C2 noun /ˌænɪˈmɒmɪtər/

anemometer

风速计
Meaning
An instrument used to measure the speed and direction of wind.
Example
The scientist used an anemometer to record the wind speed during the storm.
科学家使用风速计记录风速，在风暴期间。
C2 noun əˈdʒuː.dɪ.kə.tɪv ˈbɒd.i

adjudicative body

裁决机构
Meaning
An official organization that has the authority to judge disputes and make decisions.
Example
The adjudicative body deliberated on the case.
裁定机构对案件进行了审议。
C2 noun əˈlæk.rə.t̬i

alacrity

快速和愉快的准备
Meaning
Brisk and cheerful readiness.
Example
He accepted the challenge with alacrity.
他以 alacrity 接受了挑战。
C2 adjective /ˈærənt/

arrant

完全的, 绝对的
Meaning
complete or utter (used negatively, e.g., 'arrant nonsense')
Example
His excuse was arrant nonsense.
他的借口是完全的胡说八道。
C2 adjective /ˈæfərənt/

afferent

传入
Meaning
carrying impulses toward a central organ or part, especially toward the brain or spinal cord
Example
Afferent nerves carry signals from the body to the brain.
传入神经将信号从身体传送到大脑。
C2 adjective /ˌæktʃuˈɛəriəl/

actuarial

精算的
Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
公司依赖精算报告来设定保险费率。
C2 noun /əˈvɪdəti/

avidity

热情
Meaning
extreme eagerness or enthusiasm
Example
He accepted the offer with avidity.
他带着热情接受了这个提议。
C2 noun /ˌæntiˈsaɪkloʊn/

anticyclone

反气旋
Meaning
A weather system with high atmospheric pressure at its center, usually bringing calm and clear conditions.
Example
An anticyclone brought sunny weather across the region.
一个反气旋带来了晴朗的天气。
C2 noun /ˌædʒʊˈreɪʃən/

adjuration

郑重请求
Meaning
a solemn urging or appeal
Example
The priest made an adjuration for peace and unity.
牧师为和平与团结做出了郑重请求。
C2 noun /ˌæpəˈleɪʃən/

appellation

名称 / 称号
Meaning
a name or title
Example
The city has earned the appellation 'The Big Apple'.
这座城市获得了‘大苹果’的称号。
C2 noun, verb /ˈæseɪ/

assay

分析
Meaning
To test or analyze the quality, purity, or content of a substance; the act of such testing.
Example
The scientists assayed the mineral sample for gold content.
科学家们对矿石样本进行了金含量测试。
C2 verb /əˈfaɪəns/

affiance

订婚
Meaning
to promise or pledge marriage; to formally engage
Example
They decided to affiance after years of friendship.
多年友谊之后，他们决定订婚。
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 /ˈæsɪˌteɪt/

acetate

醋酸盐
Meaning
a salt or ester of acetic acid; a synthetic material used in textiles and film
Example
The company produces acetate fibers for clothing.
该公司生产用于服装的醋酸纤维。
C2 noun /ˌæpəˈzɪʃən/

apposition

同位语 (并列语法)
Meaning
a grammatical construction in which two elements are placed side by side, with one explaining the other
Example
In the phrase 'my friend John,' the word 'John' is in apposition to 'my friend.'
在短语'我的朋友约翰'中，'约翰'这个词与'我的朋友'同位。
C2 noun /ˌæfɛkˈteɪʃən/

affectation

Meaning
an unnatural behavior or speech intended to impress others
Example
Her British accent was just an affectation to sound sophisticated.
C2 noun /ˌɑːrtʃˈdiːkən/

archdeacon

大执事
Meaning
A senior clergyman in the Christian Church ranking below a bishop.
Example
The archdeacon assisted the bishop in administrative duties.
大执事协助主教完成行政事务。
C2 verb /əkˈsiːd/

accede

同意
Meaning
to agree to a request, proposal, or demand; to assume an office or position
Example
The government finally acceded to the demands of the protesters.
政府最终同意了抗议者的要求。
C2 adjective /ˈɑːrtləs/

artless

天真, 简单
Meaning
Without deception or pretentiousness; natural and simple.
Example
Her artless smile made everyone feel at ease.
她天真的微笑让每个人都感到轻松。
C2 noun /ˈæntɪfɒn/

antiphon

反诗
Meaning
a short chant or verse sung responsively in Christian worship, typically sung before or after a psalm or canticle
Example
The choir sang the antiphon before beginning the main hymn.
合唱团在开始主要圣歌之前唱了反诗。
C2 noun /əˈdɛpt.nəs/

adeptness

熟练和技巧
Meaning
Skill and dexterity in a task.
Example
His adeptness in negotiations helped close the deal successfully.
他在谈判中的熟练帮助成功地完成了交易。
C2 noun /ˈæntɪˌtʃeɪmbər/

antechamber

前厅
Meaning
a small room serving as an entry to a larger one
Example
The guests waited in the antechamber before being admitted to the hall.
客人们在进入大厅之前，先在前厅等待。
C2 adjective /əˈluːsɪv/

allusive

含蓄的
Meaning
Making indirect references or hints; suggestive without being explicit.
Example
The novel is full of allusive passages that point to classical literature.
这本小说充满了含蓄的段落，指向经典文学。
C2 noun /ˈæp.ɪˌkʌl.tʃər/

apiculture

养蜂
Meaning
The practice of keeping and raising bees for honey and other products.
Example
Apiculture plays a vital role in agriculture by supporting pollination.
养蜂在农业中起着至关重要的作用，支持授粉。
C2 adjective, noun /ˈænθrəpɔɪd/

anthropoid

人猿类
Meaning
Resembling a human being in form; a primate such as apes and monkeys.
Example
The gorilla is considered an anthropoid ape.
大猩猩被认为是人猿类的猩猩。
C2 verb /əˈleɪ/

allay

缓解
Meaning
to reduce the intensity of fear, worry, or pain; to calm
Example
The teacher tried to allay the students’ fears before the exam.
老师在考试前试图缓解学生们的恐惧。
C2 verb /ˈæntɪkweɪt/

antiquate

过时
Meaning
To make something old-fashioned or obsolete.
Example
The rise of digital cameras antiquated traditional film photography.
数字相机的崛起使传统胶片摄影过时。
C2 noun /əˈsɛt.ɪˌsɪz.əm/

asceticism

禁欲主义, 自律
Meaning
The practice of severe self-discipline and abstaining from indulgence, typically for religious or spiritual reasons.
Example
Asceticism has been a part of many religious traditions throughout history.
禁欲主义是许多宗教传统的一部分，贯穿历史。
C2 noun /ˈɔːɡjʊri/

augury

预兆
Meaning
A sign or omen that is believed to predict future events.
Example
The dark clouds were seen as an augury of an approaching storm.
黑云被视为即将到来的风暴的预兆。
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 /æmˈbroʊʒə/

ambrosia

神仙食物
Meaning
The food of the gods in classical mythology; something extremely pleasing to taste or smell.
Example
The dessert was so delicious that it tasted like ambrosia.
这个甜点太好吃了，味道像神仙食物一样。
C2 noun /ˈeɪ.pi.ˌɛr.i/

apiary

蜂箱养殖场
Meaning
A place where beehives are kept, especially for commercial purposes.
Example
The farmer built a new apiary to produce organic honey.
农民建造了一个新的蜂箱养殖场，以生产有机蜂蜜。
C2 noun /ˈæmjʊlət/

Amulet

护身符; 护符
Meaning
an ornament or small piece of jewelry thought to give protection against evil, danger, or disease
Example
She wore a silver amulet around her neck for good luck.
她戴着一条银色的护身符在脖子上祈求好运。
C2 adjective /əˈpɜːrtənənt/

appurtenant

附属
Meaning
Belonging to or associated with something, often used in legal/property contexts.
Example
The right of way is appurtenant to the landowner’s property.
通行权属于土地所有者的财产。
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 noun /ˈæn.ə.lɪst/

annalist

编年史家
Meaning
A person who writes annals or records events year by year.
Example
The annalist carefully documented the events of the king's reign.
编年史家仔细记录了国王统治时期的事件。
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 verb /əˈbæʃ/

abash

使难堪
Meaning
to make someone feel embarrassed or ashamed
Example
Her sudden question seemed to abash him.
她突然的问题似乎让他感到尴尬。
C2 noun /əˈplɒm/

aplomb

Meaning
Complete and confident self-assurance or poise.
Example
She handled the difficult questions with aplomb.
C2 verb /ˌæd ˈlɪb/

ad-lib

即兴
Meaning
to speak or perform without preparation; to improvise
Example
The comedian ad-libbed a joke when the microphone failed.
喜剧演员在麦克风故障时即兴编了一个笑话。
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

树状的
Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
珊瑚有一种树状的形态，看起来像一个小型森林。
C2 adjective /ˌæp.rɪˈhen.sə.bəl/

Apprehensible

可理解的
Meaning
able to be understood or grasped; comprehensible
Example
The complex theory became apprehensible after the professor's explanation.
复杂的理论在教授的讲解后变得可理解。
C2 adjective ˌeə.rəʊˈstæt.ɪk

aerostatic

气动静态的
Meaning
Relating to or involving gases (especially air) in equilibrium and the equilibrium of balloons or aircraft under the influence of such gases.
Example
Aerostatic designs ensure stability at high altitudes.
气动静态设计确保在高海拔地区的稳定性。
C2 adverb /əˈsʌndər/

asunder

分成碎片
Meaning
into separate parts; apart
Example
The ancient empire was torn asunder by war.
古老的帝国在战争中被撕裂成碎片。
C2 noun /əˌɡlɒməˈreɪʃən/

agglomeration

聚集
Meaning
A mass or collection of things, sometimes clustered together.
Example
The city is an agglomeration of diverse cultures and communities.
这座城市是各种文化和社区的聚集地。
C2 noun /əˈluː.vi.əm/

alluvium

冲积土
Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
河岸上的冲积土对农业非常肥沃。
C2 adjective /ˌæk.si.əˈmæt.ɪk/

axiomatic

自明的，显然无需证明的真理
Meaning
Self-evident, obviously true without need for proof
Example
It is axiomatic that hard work leads to success.
努力工作是自明的，成功将随之而来。
C2 noun /əˈspɜːr.ʒən/

aspersion

诽谤
Meaning
An attack on the reputation or integrity of someone.
Example
He cast an aspersion on her character.
他对她的性格进行了诽谤。
C2 noun /ˈæpəˌsteɪt/

apostate

叛教者
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
他在放弃自己社群的信仰后，被贴上了叛教者的标签。
C2 verb /əˈmælɡəmeɪt/

amalgamate

合并
Meaning
to combine or unite to form one organization or structure; to merge
Example
The two companies decided to amalgamate their operations.
这两家公司决定合并他们的运营。
C2 noun /ˈækəlaɪt/

acolyte

Meaning
a follower or assistant, especially in a religious service or as a devoted supporter of a leader
Example
The senator arrived with a small group of acolytes who handled the press.
C2 adjective /ɔːˈrɪfərəs/

auriferous

含金的
Meaning
Containing or producing gold.
Example
The miners discovered an auriferous vein in the mountains.
矿工在山中发现了一个含金的矿脉。
C2 verb /əˈbrɪdʒ/

abridge

缩短
Meaning
to shorten a text without losing its meaning
Example
The editor decided to abridge the long novel for young readers.
编辑决定为年轻读者缩短这本长小说。
C2 adjective /əˈbɑː.mə.nə.bəl/

abominable

可憎的
Meaning
causing moral revulsion; extremely unpleasant
Example
The prisoners were kept in abominable conditions.
囚犯们被关押在可憎的条件下。
C2 noun /əˈpɒstəsi/

apostasy

背教
Meaning
The abandonment or renunciation of a religious or political belief.
Example
His public apostasy shocked his followers.
他的公开背教震惊了他的追随者。
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 verb /əˈɡrɛs/

aggress

攻击
Meaning
to initiate an attack or show hostile behavior
Example
The army chose not to aggress without provocation.
军队决定不在没有挑衅的情况下攻击。
C2 noun /əbˈdʌktər/

abductor

绑架者
Meaning
a person who kidnaps or forcibly takes someone away
Example
The police arrested the abductor after a nationwide search.
警方在长时间搜查后逮捕了绑架者。
C2 noun /əˌnʌn.siˈeɪ.ʃən/

annunciation

宣布，好消息
Meaning
The announcement of something; in Christianity, the announcement by the angel Gabriel to Mary that she would conceive Jesus.
Example
The church celebrated the Feast of the Annunciation with a special service.
教堂通过特别的服务庆祝了报喜节。
C2 verb /ˌæntɪˈsiːd/

antecede

先来
Meaning
to come before in time or order
Example
A short introduction usually antecedes the main text.
简短的介绍通常先于正文。
C2 adjective /ˈædɪˌpoʊs/

adipose

脂肪的
Meaning
Relating to or consisting of animal fat; fatty.
Example
The doctor explained that the tissue was mainly adipose in nature.
医生解释说，组织主要是脂肪性的。
C2 noun ˌæɡ.roʊˈfɔːr.ɪ.stri

agroforestry

农业林业
Meaning
A land use management system in which trees or shrubs are grown around or among crops or pastureland.
Example
Agroforestry improves soil quality and crop yield.
农业林业改善了土壤质量和作物产量。
C2 adjective/adverb /ˌæ.prəˈpoʊ/

apropos

恰当
Meaning
Appropriate to the situation; relevant. As an adverb, it means 'with reference to' or 'regarding'.
Example
His comments were not apropos of the discussion.
他的评论与讨论无关。
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 /ˈætəvɪzəm/

atavism

返祖现象
Meaning
The recurrence of traits or characteristics from a remote ancestor.
Example
The scientist noted atavism in the child’s physical features.
科学家在孩子的生理特征中观察到返祖现象。
C2 noun /ˌænɪmædˈvɜːʒən/

animadversion

批评
Meaning
Strong criticism or censure.
Example
The policy attracted severe animadversion from the public.
该政策遭到公众的严厉批评。
C2 adjective /ˌæf.əˈrɪs.tɪk/

aphoristic

格言风格
Meaning
expressed in the style of a short, witty saying
Example
Her writing style is concise and aphoristic.
她的写作风格简洁而格言式。
C2 noun/adjective /ˈæl.əˌbæs.tər/

alabaster

白色矿石（类似石膏的矿物）
Meaning
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
Example
The statue was carved from pure alabaster.
雕像是用纯净的阿拉巴斯特雕刻的。
C2 adjective /ˈæn.ə.daɪn/

anodyne

无害的，缓解疼痛的
Meaning
Not likely to cause offense; bland or harmless. Also refers to something that relieves pain.
Example
The speaker’s anodyne remarks avoided controversy.
演讲者的无害评论避免了争议。
C2 verb /ˈæd.ʌm.breɪt/

adumbrate

预示
Meaning
to foreshadow or suggest something in an unclear or indirect way
Example
The report adumbrates future economic challenges.
报告预示着未来的经济挑战。
C2 verb /ˈæktʃueɪt/

actuate

激活
Meaning
to put into action or motion; to motivate or activate
Example
The engineer actuated the machine with a simple switch.
工程师通过一个简单的开关激活了机器。
C2 noun /ˈeə.rəm/

Arum

阿罗姆
Meaning
a plant with large arrow-shaped leaves and a white spathe, also known as taro
Example
Arum leaves are commonly used in Bengali cuisine for cooking.
阿罗姆叶子常用于印度菜肴中进行烹饪。
C2 noun /ˈæk.rɪ.moʊ.ni/

acrimony

Meaning
Bitterness and anger, especially in speech or behavior.
Example
The divorce was filled with acrimony and disputes.
C2 noun əˌmæl.ɡəˈmeɪ.ʃən

amalgamation

融合, 合并, 综合
Meaning
The action, process, or result of combining or uniting.
Example
The amalgamation of AI and big data is transforming industries.
人工智能和大数据的融合正在改变行业。
C2 verb /ˌæpərˈteɪn/

appertain

属于
Meaning
to relate to or be connected with something
Example
The rules only appertain to members of the club.
规则只适用于俱乐部的成员。
C2 noun /əˈfeɪ.ʒə/

aphasia

Meaning
a medical condition that causes loss of ability to speak or understand language
Example
After the stroke, she was diagnosed with aphasia.
C2 adjective /əˈsɛt.ɪk/

ascetic

苦行
Meaning
Practicing strict self-denial and abstaining from worldly pleasures, often for religious reasons.
Example
He lived an ascetic life in the mountains, far from worldly comforts.
他在山区过着苦行生活，远离世俗的安逸。
C2 adjective /eɪˈsɛfələs/

acephalous

Meaning
having no leader or head; headless
Example
The acephalous group soon fell into disorganization.
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

与消化相关
Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
医生解释了消化道在消化过程中的作用。
C2 noun /ˈævərɪs/

avarice

贪婪
Meaning
extreme greed for wealth or material gain
Example
His avarice led him to exploit his workers.
他的贪婪导致他剥削工人。
C2 adjective /əˈkɪliən/

achillean

阿基里斯式
Meaning
like or characteristic of Achilles; strong but vulnerable
Example
His achillean pride made him blind to danger.
他的阿基里斯式骄傲让他对危险视而不见。