anachronistic
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C2 adjective /əˌnækrəˈnɪstɪk/

anachronistic

时代错误的
Meaning
belonging to a period other than that being portrayed; old-fashioned or outdated
Example
His views on gender roles are considered anachronistic.
他关于性别角色的看法被认为是时代错误的。
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 adjective /əˈfɔːrsed/

Aforesaid

之前提到的
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
之前提到的条件必须在批准前完成。
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 /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 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 adjective /eɪˈrɪðmɪk/

arrhythmic

心律不齐
Meaning
Lacking a regular rhythm or beat.
Example
The patient had an arrhythmic heartbeat.
病人的心跳不规律。
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 /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 /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 adjective /ˈæb.ə.rənt/

aberrant

异常
Meaning
deviating from what is normal or expected; abnormal
Example
His aberrant behavior shocked everyone at the meeting.
他的异常行为让会议上的每个人都感到震惊。
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 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 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 /eɪˈsɛfələs/

acephalous

Meaning
having no leader or head; headless
Example
The acephalous group soon fell into disorganization.
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 /əˈnjuː.ɪ.ti/

annuity

年金
Meaning
a fixed sum of money paid to someone each year, typically for the rest of their life
Example
She receives an annuity from her late husband's insurance policy.
她从她已故丈夫的保险政策中获得年金。
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 adjective /əˈsiːtɪk/

acetic

醋酸的
Meaning
relating to or containing acetic acid; sour or vinegary in taste or smell
Example
The acetic smell of vinegar filled the kitchen.
醋的醋酸味充满了厨房。
C2 noun, verb /əˈfrʌnt/

affront

侮辱
Meaning
An action or remark that causes outrage or offense.
Example
He took her criticism as a personal affront.
他把她的批评当作个人的侮辱。
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 noun /ˈɑːrɡoʊ/

argot

特定群体的行话
Meaning
the specialized vocabulary or jargon of a particular group, especially one with a common interest or occupation
Example
The thieves communicated in an argot that outsiders could not understand.
小偷们用一种外人无法理解的阿尔戈语言交流。
C2 noun /əˈnæb.ə.lɪ.zəm/

anabolism

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

alder

榆树
Meaning
A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.
Example
The alder trees grew thick along the riverbank.
榆树在河岸旁茂密生长。
C2 verb /ˈɔːɡər/

augur

预示
Meaning
To be a sign of something to come; to predict or foretell.
Example
Dark clouds augur a coming storm.
乌云预示着即将来临的风暴。
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 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 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 verb əˈmiːljəreɪt

ameliorate

改善, 提高
Meaning
To make better; improve or enhance something.
Example
The new policies are designed to ameliorate living conditions.
新政策旨在改善生活条件。
C2 noun /ˈiːdʒɪs/

aegis

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

amortize

摊销
Meaning
To gradually reduce or pay off a debt with regular payments.
Example
They plan to amortize the mortgage over 20 years.
他们计划在20年内摊销抵押贷款。
C2 adjective /ədˈmɒnɪtəri/

admonitory

警告的
Meaning
giving or conveying a warning or reprimand
Example
She gave him an admonitory glance.
她投给他一个警告的眼神。
C2 noun /ˌækwəˈpɒnɪks/

aquaponics

水培水产
Meaning
A system of aquaculture in which the waste produced by farmed fish or other aquatic animals supplies nutrients for plants grown hydroponically.
Example
Aquaponics efficiently utilizes water by integrating fish and plant farming.
水培水产通过将鱼类和植物养殖结合有效利用水资源。
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 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 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 /ˈæpəˌθɛm/

apothegm

格言, 名言
Meaning
A short, witty, and instructive saying or maxim.
Example
His speech was filled with apothegms about life and success.
他的演讲充满了关于生活和成功的格言。
C2 verb /əˈpraɪz/

apprise

告知
Meaning
to inform or notify someone
Example
The manager will apprise the staff of the new policies.
经理将通知员工新的政策。
C2 noun /əˈfleɪtəs/

afflatus

神圣的灵感
Meaning
a sudden divine inspiration or creative impulse
Example
The poet wrote the verses under a sudden afflatus of inspiration.
诗人在突然的神圣灵感下写下了诗句。
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 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 /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 /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 /ˈænɪ siːd/

Ani seed

八角
Meaning
Small aromatic seeds used as a spice and for medicinal purposes, with a sweet licorice-like flavor
Example
Anise seeds are often used in traditional desserts and teas.
八角种子常用于传统的甜点和茶中。
C2 noun /ˌæprəˈbeɪʃən/

approbation

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

artifice

诡计
Meaning
clever or cunning devices or tricks used to deceive others
Example
The politician's charm was nothing but artifice.
那位政治家的魅力不过是个诡计。
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 /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 verb /əbˈskɒnd/

abscond

逃跑
Meaning
to leave secretly and quickly, often to avoid arrest or punishment
Example
The thief tried to abscond with the stolen jewelry.
小偷试图带着被盗的珠宝逃跑。
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 /ˌæn.θrə.pəˈdʒen.ɪk/

anthropogenic

人类起源的
Meaning
Originating in human activity; caused by humans.
Example
Climate change is largely due to anthropogenic activities.
气候变化在很大程度上是由人类起源的活动引起的。
C2 adjective /əˈɡeɪp/ or /əˈɡɑːp/

agape

目瞪口呆
Meaning
With the mouth wide open in surprise or wonder.
Example
She stood agape at the breathtaking view.
她站在那里，惊讶地看着那令人叹为观止的景象。
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 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 noun /əˈreɪ.bi.ən ˈdʒæz.mɪn/

Arabian Jasmine

阿拉伯茉莉
Meaning
A fragrant white flower native to South and Southeast Asia, commonly used in perfumes and religious ceremonies
Example
The Arabian jasmine filled the garden with its sweet fragrance.
阿拉伯茉莉花用它的甜美香气充满了花园。
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 verb /ˈæbnɪˌɡeɪt/

abnegate

放弃
Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
她选择为团队的利益放弃个人利益。
C2 noun /əˈpɜːrtənənsɪz/

appurtenances

附属物
Meaning
Additional items or accessories associated with something, often used in a legal or property context.
Example
The house was sold along with all its appurtenances, including the garage and garden.
这所房子与所有附属设施一起出售，包括车库和花园。
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 adjective /ˌæpəˈplɛktɪk/

apoplectic

愤怒的
Meaning
Extremely angry; furious.
Example
He was apoplectic when he heard about the unfair decision.
当他听到关于不公正决定的消息时，他愤怒得几乎要爆炸。
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 /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 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 adjective /əˈsɜːrbɪk/

acerbic

尖刻的
Meaning
sharp, harsh, or bitter in tone or taste
Example
His acerbic comments offended many people in the meeting.
他的尖刻评论冒犯了会议中的许多人。
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 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 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 adjective /ˈæfəbəl/

affable

和蔼可亲
Meaning
friendly, easy to talk to, and pleasant in manner
Example
He is such an affable host that everyone feels comfortable at his parties.
他是一个和蔼可亲的主人，每个人在他的聚会上都感到很舒适。
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 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 noun /ˈæstər/

Aster

紫菀花
Meaning
a flowering plant with daisy-like flowers that typically bloom in fall
Example
The purple asters bloomed beautifully in the autumn garden.
紫色的紫菀花在秋天的花园里美丽地盛开。
C2 adjective /ˈæk.rɪd/

Acrid

刺鼻和不愉快
Meaning
having a strong, unpleasant, and sharp smell or taste
Example
The acrid smoke from the fire made everyone cough.
火灾的刺鼻烟雾让每个人都咳嗽。
C2 noun /ˈɛərəˌnɔːt/

aeronaut

气球飞行员
Meaning
A person who travels in an airship, balloon, or other aircraft.
Example
The aeronaut skillfully guided the hot-air balloon across the valley.
气球飞行员熟练地引导热气球穿过山谷。
C2 noun /ænˈtɪstrəfi/

antistrophe

反歌式 (一种修辞手法)
Meaning
A rhetorical device in which a word or phrase is repeated at the end of successive clauses; in Greek choral poetry, the part of the ode sung by the chorus in return movement.
Example
The poet used antistrophe to emphasize the repeated phrase.
诗人使用反歌式来强调重复的短语。
C2 verb /əˈnɔɪnt/

anoint

涂油, 奉献
Meaning
To smear or rub with oil, often as part of a religious ceremony or as a sign of consecration.
Example
The priest anointed the king with holy oil.
神父用圣油涂抹国王。
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 noun /ˈænɪməlˌkjuːl/

animalcule

微生物
Meaning
A microscopic animal, especially a protozoan or other minute organism.
Example
The scientist observed an animalcule moving under the microscope.
科学家在显微镜下观察到一个微生物在移动。
C2 verb /ˈædjʊˌleɪt/

adulate

过度奉承
Meaning
to praise or flatter excessively
Example
The fans adulated the actor after his performance.
粉丝们在演员的表演后赞美了他。
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 /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 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 /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 /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 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 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 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 /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 /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 /ænˈtɪlədʒi/

antilogy

矛盾论
Meaning
A contradiction in terms or ideas; inconsistency in speech or writing.
Example
The politician's statement was criticized for its antilogy.
这位政治家的声明因其矛盾论而受到批评。
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 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 adjective /ˌæntɪˈmʌndeɪn/

antemundane

世界创造之前
Meaning
Existing or occurring before the creation of the world.
Example
Some myths speak of an antemundane chaos before order was established.
一些神话讲述了在秩序建立之前的安特蒙丹混乱。
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 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 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 /ˈæn.oʊd/

anode

正极
Meaning
The positive electrode in a device such as a battery, where current flows into a polarized electrical device.
Example
The anode of the battery was corroded after long use.
电池的正极在长时间使用后被腐蚀了。
C2 noun əˌklaɪ.mə.tɪˈzeɪ.ʃən

acclimatization

适应
Meaning
The process of adapting to a new environment or condition.
Example
The hikers needed time for acclimatization to high altitudes.
徒步旅行者需要时间来适应高海拔。
C2 noun əˌdʌl.təˈreɪ.ʃən

adulteration

掺假
Meaning
The action of making something poorer in quality by the addition of another substance.
Example
Adulteration of food is a serious health risk.
食品掺假是一个严重的健康风险。
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 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 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 /ˈæpədʒiː/

apogee

顶点
Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
帝国在18世纪达到了它的顶点。
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 /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 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 noun /əˈstɪɡmətɪzəm/

astigmatism

散光
Meaning
An eye defect causing blurred vision due to irregular curvature of the cornea or lens.
Example
She wears glasses to correct her astigmatism.
她戴眼镜来矫正她的散光。
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 /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 verb /əˈlɪtəreɪt/

alliterate

使用押头韵
Meaning
to repeat the same consonant sound at the beginning of words in a phrase or sentence
Example
The poet often alliterates words to create rhythm.
诗人经常押头韵来创造节奏。
C2 adjective /ˈeɪkwiəs/

aqueous

水合的
Meaning
related to or containing water; watery
Example
The solution was in an aqueous form.
溶液是水合的。
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 /əˈsɛvəˌreɪt/

asseverate

断言
Meaning
to affirm or declare positively and earnestly
Example
He asseverated that he had never seen the man before.
他断言他从未见过那个人。
C2 noun əˈkjuː.ə.ti

acuity

敏锐度
Meaning
Sharpness or keenness of thought, vision, or hearing.
Example
His intellectual acuity made him a brilliant scientist.
他的智力敏锐度使他成为一位杰出的科学家。
C2 adverb /əˈskæns/

askance

怀疑地
Meaning
With suspicion, mistrust, or disapproval.
Example
She looked askance at his unusual proposal.
她怀疑地看着他的异常提案。
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 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。