antemeridian
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C2 adjective /ˌæntɪməˈrɪdiən/

antemeridian

中午前的时间
Meaning
Relating to the time before noon; occurring in the morning.
Example
She scheduled all her important meetings during the antemeridian hours.
她安排了所有重要的会议在中午前的时间。
C2 verb /əˈkuːtə/

accoutre

装饰
Meaning
to dress or equip, especially in something impressive or elaborate
Example
The knight was accoutred in shining armor.
骑士穿着闪亮的盔甲。
C2 adverb /əˈbæk/

Aback

吃惊的
Meaning
by surprise; unexpectedly
Example
I was taken aback by his sudden announcement.
我被他突然的宣布吓到了。
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 /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 adjective /əˈɡɒɡ/

agog

Meaning
Highly excited by eagerness, curiosity, or anticipation.
Example
The children were agog with excitement as they waited for the magician to appear.
C2 adjective /əˈdʌltəreɪtɪd/

adulterated

Meaning
describes food, drink, or medicine made weaker or impure by the addition of another substance
Example
Authorities seized adulterated drugs from the warehouse.
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 /ˈætəmaɪzər/

atomizer

喷雾器
Meaning
A device that sprays liquid into a fine mist.
Example
She used an atomizer to apply the perfume evenly.
她使用喷雾器均匀地涂抹香水。
C2 noun /ˈiːsθiːt/ or /ˈɛsθiːt/

aesthete

审美家
Meaning
A person who has a special appreciation of art and beauty.
Example
The aesthete admired the subtle details of the painting.
艾斯泰特欣赏了画作的细节。
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 /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 /ˌæs.əˈfet.ɪ.də/

Asafoetida

阿萨福提达
Meaning
a pungent spice derived from the resin of a plant, commonly used in Indian cooking
Example
A pinch of asafoetida adds a distinctive flavor to the lentil curry.
一撮阿萨福提达为扁豆咖喱增添了独特的风味。
C2 noun /ˈeɪʒən swɒmp iːl/

Asian swamp eel

亚洲沼泽鳗
Meaning
a snake-like freshwater fish that can survive in muddy waters and is considered a delicacy in South Asian cuisine
Example
Asian swamp eel can breathe air and survive in shallow muddy waters.
亚洲沼泽鳗能呼吸空气并在浑浊的浅水中生存。
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 /ˈæntɪkwɛri/

antiquary

古董商
Meaning
A person who studies, collects, or deals in antiques or ancient objects.
Example
The antiquary spent years collecting rare manuscripts from the medieval period.
这位古物商花了多年时间收集来自中世纪的稀有手稿。
C2 noun /əˈɡrɒnəmɪst/

agronomist

农业学家
Meaning
A scientist who studies soil management and crop production.
Example
The agronomist suggested new methods to improve rice yields.
农业学家建议了一些新的方法，以提高水稻产量。
C2 noun /ˈæpəˌlɔːɡ/

apologue

道德故事
Meaning
a short moral story or fable intended to teach a lesson
Example
The teacher used an old apologue to explain honesty to the children.
老师用一个旧的道德故事向孩子们解释诚实。
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 (plural) /ˈɔːspɪsɪz/

auspices

庇护
Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
会议在联合国的支持下举行。
C2 noun /ˈɑːrkeɪndʒəl/

archangel

Meaning
A high-ranking angel, often considered a chief messenger or leader among angels.
Example
Michael is often depicted as the most powerful archangel.
C2 noun /ˈæl.mɪ.rə/

Almirah

衣柜
Meaning
a large cupboard or wardrobe used for storing clothes and other items
Example
I keep all my clothes in the wooden almirah.
我把所有的衣服都放在木制衣橱里。
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 /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 /ˌær.əˈbesk/

arabesque

装饰性设计
Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
天花板上装饰着精美的阿拉贝斯克图案。
C2 noun əˌten.juˈeɪ.ʃən

attenuation

衰减, 减弱, 缩小
Meaning
The reduction of the force, effect, or value of something.
Example
The attenuation of sound waves affects communication.
声音波的衰减会影响通讯。
C2 noun ˌæɡ.roʊˈiː.koʊˌsɪs.təm

agroecosystem

农业生态系统
Meaning
An ecological system centered on agricultural activities and processes.
Example
A healthy agroecosystem improves soil fertility.
健康的农业生态系统提高土壤肥力。
C2 noun /ˈiːɒn/ or /ˈiːən/

aeon

Meaning
An indefinitely long period of time; an age or eternity.
Example
Dinosaurs roamed the Earth millions of aeons ago.
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 verb /əˈkɒst/

accost

突然接近并与某人交谈
Meaning
to approach and speak to someone boldly or aggressively
Example
The reporter was accosted by protesters outside the courthouse.
记者在法院外被抗议者突然围住。
C2 verb /əˈniːl/

anneal

通过加热使硬化
Meaning
To heat and cool metal or glass to make it stronger or less brittle.
Example
The blacksmith annealed the steel to improve its durability.
铁匠为了提高钢的耐久性进行了退火。
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 adjective /ɔːˈrɪkjʊlər/

auricular

与耳朵有关
Meaning
Relating to the ear or hearing.
Example
The doctor used an auricular thermometer to check the patient's temperature.
医生使用耳廓温度计来检查病人的体温。
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 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 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 adjective /ˈækwɪˌlaɪn/

aquiline

鹰嘴形的
Meaning
curved like an eagle's beak; hooked
Example
He had an aquiline nose that gave him a distinguished appearance.
他有一个鹰嘴形的鼻子，给他增添了一种卓越的外观。
C2 noun /ˈædʒ.ə.tənt/

Adjutant

阿金顿鹳
Meaning
a large water bird with long legs and neck, also known as adjutant stork
Example
The adjutant stork stood motionless in the shallow water.
那只阿金顿鹳站在浅水中不动。
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 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 verb /əˈdjuːs/

adduce

提供证据或理由
Meaning
To provide evidence or reasons to support an argument or idea.
Example
The lawyer adduced several examples to support his case.
律师引用了几个例子来支持他的案件。
C2 noun (plural) /əˈspɜːr.ʒənz/

aspersions

诽谤
Meaning
Critical or slanderous remarks; multiple attacks on reputation.
Example
The politician rejected the aspersions cast against him.
政治家拒绝了针对他的诽谤。
C2 noun /ˈænɪməs/

animus

敌意 / 目的
Meaning
A strong feeling of hostility; motivation or purpose behind an action.
Example
His speech was driven by animus against the policy.
他的演讲是由对政策的敌意驱动的。
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 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 /ˈɛəri/

aerie

鹰巢
Meaning
A large nest of a bird of prey, especially an eagle, typically built high in a tree or on a cliff.
Example
The eagle built its aerie on the high cliff.
鹰在高悬崖上筑巢
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 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 adverb /əˈbɛd/

abed

在床上
Meaning
in bed
Example
She stayed abed all day due to illness.
由于生病，她整天都待在床上。
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 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 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 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 /ˌeɪd də ˈkæmp/

aide-de-camp

军官，担任高级军官的机密助手
Meaning
A military officer acting as a confidential assistant to a senior officer.
Example
The general was accompanied by his aide-de-camp during the ceremony.
在仪式期间，军官与他的随行军官共同出席。
C2 adjective /ˈæʒər/

azure

蔚蓝
Meaning
A bright blue color like that of a clear sky.
Example
The clear sky was painted in a deep shade of azure.
清澈的天空被涂成了深深的蔚蓝色。
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。
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 verb /ˌænɪmədˈvɜːt/

animadvert

批评
Meaning
To comment critically or unfavorably.
Example
The teacher animadverted on the student's careless mistakes.
老师批评了学生的粗心错误。
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 verb /əˈɡriːv/

aggrieve

使愤怒
Meaning
to cause distress or make someone feel resentful
Example
She felt aggrieved by the unfair decision.
她因不公平的决定而感到不满。
C2 noun /ˈeɪʒən siː bæs/

Asian sea bass

亚洲鲈鱼
Meaning
a large predatory fish found in coastal waters and estuaries of the Indo-Pacific region, prized for its white meat
Example
Asian sea bass is highly valued in aquaculture for its fast growth.
亚洲鲈鱼因其快速生长而在水产养殖中备受重视。
C2 noun /əˈpɜːrtənəns/

appurtenance

附属物 / 配件
Meaning
an accessory or supplementary part of something
Example
The garage is an appurtenance of the main house.
车库是主屋的附属部分。
C2 noun /əˈbluːʃən/

ablution

净身
Meaning
the act of washing oneself, often for religious purposes
Example
He performed his morning ablution before the prayer.
他在祈祷之前进行了早晨的净身。
C2 verb /ænˈtɪpəθaɪz/

antipathize

反感
Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.
他似乎对新管理方法持反感态度。
C2 noun /ɔːl/

awl

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

amorally

非道德地
Meaning
In a way that shows no concern about whether behavior is morally right or wrong.
Example
He acted amorally, ignoring the consequences of his actions.
他以非道德的方式行事，忽视了他的行为后果。
C2 noun /ˈɔːldərmən/

alderman

市议会成员
Meaning
An elected member of a municipal council in certain cities and towns.
Example
The alderman proposed a new plan for community parks.
市议员提出了一个新的社区公园计划。
C2 noun /əˈspær.ə.ɡəs biːn/

Asparagus bean

芦笋豆
Meaning
a long, thin green vegetable pod that grows on vines; also known as yard-long bean
Example
The asparagus bean grows up to three feet long and is commonly used in Asian cooking.
芦笋豆可以长到三英尺长，并且常用于亚洲烹饪。
C2 noun /ɑːmz/

alms

施舍
Meaning
Money, food, or goods given to the poor as charity.
Example
The monk distributed alms to the needy villagers.
僧侣把施舍分发给贫穷的村民。
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 /ˌæd.ʌmˈbreɪ.ʃən/

adumbration

模糊的预兆
Meaning
a vague foreshadowing or symbolic representation of something
Example
The play offers an adumbration of the political unrest to come.
这部剧提供了即将到来的政治动荡的模糊预兆。
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 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 /əˈzeɪ.li.ə/

azalea

杜鹃花
Meaning
a flowering shrub with brightly colored blooms, often grown ornamentally
Example
The garden was full of blooming azaleas in spring.
花园里春天盛开着杜鹃花。
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 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 adjective /əˈstrɪndʒənt/

astringent

严厉的
Meaning
sharp or severe in manner or style; also describes a substance that contracts skin or body tissues
Example
Her astringent tone silenced the noisy class.
她那严厉的语气让嘈杂的课堂安静下来。
C2 adjective /æbˈhɔːr.ənt/

Abhorrent

令人厌恶的; 讨厌的
Meaning
extremely unpleasant and causing disgust; detestable
Example
The idea of animal cruelty is abhorrent to most people.
动物残忍的想法让大多数人感到恶心。
C2 verb /əˈreɪn/

arraign

起诉
Meaning
to formally accuse someone in a court of law and ask them to respond to the charges
Example
The suspect was arraigned before the judge this morning.
嫌疑人在今天早晨被指控出庭。
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 noun /ˌæɡ.rəˈdeɪ.ʃən/

aggradation

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

aver

坚称
Meaning
to state or assert something confidently and strongly
Example
She averred that she was innocent.
她坚称她是无辜的。
C2 noun ˌæm.ɔː.tɪˈzeɪ.ʃən

amortization

摊销
Meaning
The process of paying off debt with regular payments over time.
Example
The amortization schedule showed a 10-year repayment plan.
摊销计划显示了一个10年的还款计划。
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 noun /ænˈtɪfəni/

antiphony

对唱
Meaning
a form of music in which two or more groups or choirs sing alternately in response to each other
Example
The cathedral's architecture was designed to enhance the effect of antiphony.
大教堂的建筑旨在增强对唱的效果。
C2 noun /əˈbaɪdəns/

abidance

遵守
Meaning
the act of following, accepting, or complying with something
Example
Her abidance by the rules impressed the committee.
她遵守规则给委员会留下了深刻印象。
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 /ænˈdrɒdʒɪnəs/

androgynous

双性人
Meaning
Having both male and female characteristics; not clearly masculine or feminine.
Example
The fashion show featured models with an androgynous look.
时装秀展示了拥有双性人外观的模特。
C2 noun /ˈæntiˌkraɪst/

antichrist

敌基督
Meaning
A person regarded as the supreme opponent of Christ, often seen as a figure of ultimate evil.
Example
Some people fear the rise of an Antichrist in the future.
有些人害怕未来出现敌基督。
C2 noun /ˌɑːrbəˈriːtəm/

arboretum

植物园
Meaning
a place where trees, shrubs, and plants are grown for scientific study or public display
Example
We visited the city’s arboretum to learn about exotic trees.
我们参观了城市的植物园，了解异国树木。
C2 noun /əˌbɑː.məˈneɪ.ʃən/

abomination

可憎的事物
Meaning
a thing that causes disgust or hatred
Example
Slavery was considered an abomination.
奴隶制被认为是一种可憎的事物。
C2 adjective /eɪˈsɛptɪk/

aseptic

无菌的
Meaning
Free from contamination caused by harmful microorganisms; sterile.
Example
Surgeons must work in an aseptic environment to prevent infection.
外科医生必须在无菌环境中工作，以防止感染。
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 /ˌɛərəˈstætɪks/

aerostatics

气球力学
Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
气球力学对于理解气球如何漂浮至关重要。
C2 adjective /ɑːrˈθʊr.i.ən/

arthurian

与亚瑟王相关的
Meaning
Relating to the legendary King Arthur and the stories surrounding him.
Example
The novel is set in an Arthurian world of knights and castles.
这部小说设定在一个亚瑟王的世界里，充满了骑士和城堡。
C2 verb /əˈɡræn.daɪz/

aggrandize

扩大
Meaning
To increase the power, wealth, or importance of a person or entity.
Example
The politician tried to aggrandize himself through exaggerated claims.
政治家试图通过夸张的说法来扩大自己的权力。
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 verb /əˈsɪdɪfaɪ/

acidify

酸化
Meaning
to make something acidic or more acidic
Example
Farmers worry that pollution will acidify the soil.
农民担心污染会使土壤酸化。
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 adjective /əˈluːviəl/

alluvial

冲积的
Meaning
Relating to or derived from alluvium (loose soil or sediment deposited by rivers).
Example
The farmers cultivate crops on the fertile alluvial plains.
农民在肥沃的冲积平原上种植作物。
C2 adjective /eɪˈsɛfələs/

acephalous

Meaning
having no leader or head; headless
Example
The acephalous group soon fell into disorganization.
C2 verb /əˈkuːtər/

accouter

装备
Meaning
to equip or outfit, typically with military or ceremonial attire
Example
The soldiers were accoutered in full battle gear.
士兵们穿戴着全套战斗装备。
C2 noun /ˈɑːrtləsnəs/

artlessness

简朴, 自然
Meaning
The quality of being natural and simple without deceit or pretension.
Example
Her artlessness made her beloved by all.
她的artlessness使她受到所有人的喜爱。
C2 noun /ˈæktʃuˌɛri/

actuary

精算师
Meaning
A professional who analyzes financial risk using mathematics, statistics, and financial theory, especially in insurance and pensions.
Example
The actuary calculated the risk before finalizing the insurance policy.
精算师在确定保险政策之前计算了风险。
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 /ˈæbɪs/

abbess

女修道院院长 (nǚ xiūdào yuàn yuán zhǎng)
Meaning
the woman in charge of a convent of nuns
Example
The abbess welcomed the visitors to the convent.
院长欢迎访客到修道院。
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 /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 /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 verb /əˈkriːt/

accrete

逐渐增长
Meaning
to grow or increase gradually by accumulation or addition
Example
Dust particles accrete over time to form larger celestial bodies.
尘埃颗粒随着时间积累，形成更大的天体。
C2 adjective /ˌæk.rɪˈmoʊ.ni.əs/

acrimonious

尖刻和愤怒
Meaning
Bitter and angry, often involving harsh words.
Example
The debate turned acrimonious after the controversial remark.
辩论在争议性评论后变得尖刻。
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 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 /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 noun /æbˈsɪʒən/

abscission

叶片脱落
Meaning
The natural detachment of parts of a plant, typically leaves or fruit.
Example
The autumn season is marked by the abscission of leaves from trees.
秋季的标志是树叶从树木上脱落。
C2 verb /ˈæsəneɪt/

assonate

押韵
Meaning
To correspond or agree in sound, especially by vowel sounds; to rhyme approximately.
Example
The lines assonate beautifully, giving the song a unique flow.
这些句子押韵得很美，赋予歌曲独特的流畅感。
C2 verb /əˈbɛt/

abet

Meaning
to encourage or assist someone to commit a crime or wrongdoing
Example
He was accused of abetting the criminals in their escape.
C2 noun /əˈklɪvɪti/

acclivity

上坡
Meaning
An upward slope or incline on the ground.
Example
The hikers struggled as they climbed the steep acclivity.
登山者在攀登陡峭的上坡时遇到困难。
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。