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C1 verb ˌæs.ɚˈteɪn

ascertain

核实
Meaning
To find out or discover something with certainty; to verify.
Example
The police tried to ascertain the cause of the accident.
警方试图核实事故的原因。
C1 noun əˈtrɒs.ɪ.tiz

atrocities

暴行
Meaning
Extremely wicked or cruel acts, typically involving physical violence or injury.
Example
The atrocities shocked the international community.
这些暴行震惊了国际社会。
C1 adjective /ɑːrˈkeɪn/

arcane

深奥的
Meaning
understood by few; mysterious or secret
Example
The professor’s lecture was full of arcane details that only specialists could follow.
教授的讲座充满了只有专家才能理解的深奥细节。
C1 noun /ˈænərki/

anarchy

无政府状态
Meaning
a state of disorder due to the absence or failure of government or authority
Example
The collapse of the regime led to anarchy in the streets.
政权崩溃导致街头的无政府状态。
C1 adjective, noun /ɔːɡˈzɪliəri/

auxiliary

辅助
Meaning
(adjective) providing supplementary or additional help and support; (noun) a person or thing that provides auxiliary support
Example
The hospital has an auxiliary power generator in case of emergencies.
医院有一个备用发电机，以防紧急情况。
C1 noun /əˈtoʊnmənt/

atonement

赎罪
Meaning
the act of making amends for a wrong, sin, or injury
Example
The festival was celebrated as a day of atonement.
该节日被庆祝为赎罪的日子。
C1 adjective /ˈɔːbərn/

auburn

红棕色
Meaning
reddish-brown in color, especially used to describe hair
Example
She has long auburn hair that shines in the sunlight.
她有一头长长的红棕色头发，在阳光下闪闪发光。
C1 noun /ˌæntɪˈsiːdənts/

antecedents

前事
Meaning
previous events, conditions, or people that influence or serve as a basis for something that follows
Example
The lawyer examined the criminal antecedents of the suspect.
律师检查了嫌疑人的犯罪前事。
C1 verb /əˈdʒuːdɪˌkeɪt/

adjudicate

裁定
Meaning
to make a formal judgment or decision about a problem or dispute
Example
The committee was formed to adjudicate disputes between the parties.
委员会的成立是为了裁定各方之间的争议。
C1 noun /ˈæntənɪm/

antonym

反义词
Meaning
A word opposite in meaning to another.
Example
‘Hot’ is the antonym of ‘cold’.
‘Hot’ 是 ‘cold’ 的反义词。
C1 noun /ˈɑːr.sən.əl/

arsenal

军械库
Meaning
A collection or storage place for weapons and military equipment.
Example
The army kept its weapons in a secure arsenal.
军队将武器保存在一个安全的军械库中。
C1 verb /ɔːɡˈmɛnt/

augment

增加
Meaning
To increase or strengthen something.
Example
The company plans to augment its workforce.
公司计划增加其劳动力。
C1 adjective /əˈmiːnəbl/

amenable

顺从
Meaning
willing to cooperate or be influenced; open to suggestions
Example
She was amenable to the idea of working longer hours.
她愿意接受加班的想法。
C1 verb /ədˈmɒnɪʃ/

admonish

警告
Meaning
to warn or reprimand someone firmly; to advise or urge earnestly
Example
The teacher admonished the students for being late.
老师因为学生迟到而警告他们。
C1 adjective /ˈeɪ.mi.ə.bəl/

Amiable

友好且愉快；性格好；善良
Meaning
friendly and pleasant; good-natured; kind
Example
My neighbor is very amiable and always greets everyone warmly.
我的邻居非常友好，总是热情地问候每个人。
C1 adjective /ɔːlˈmaɪ.ti/

Almighty

全能
Meaning
having unlimited power; omnipotent
Example
The almighty storm destroyed everything in its path.
那场全能风暴摧毁了它路径上的一切。
C1 adjective /əˈθɔːrɪtətɪv/

authoritative

权威的
Meaning
Having or showing authority; commanding and self-confident; reliable as a source of information.
Example
She spoke in an authoritative tone that silenced the room.
她用权威的语气说话，令房间安静下来。
C1 noun /ˌænəsˈθetɪk/

anesthetic

麻醉剂
Meaning
A substance that causes loss of sensation or consciousness, especially used during surgery.
Example
The doctor administered a local anesthetic before stitching the wound.
医生在缝合伤口之前使用了局部麻醉剂。
C1 noun /ˈɑː.kɪ.taɪp/

archetype

原型, 原始模型
Meaning
A very typical example of a certain person or thing; an original model or prototype.
Example
This painting is the archetype of modern art.
这幅画是现代艺术的原型。
C1 adjective /əˈnæl.ə.ɡəs/

analogous

类似的
Meaning
Comparable in certain respects, typically in a way that makes clearer the nature of things being compared.
Example
The human brain is analogous to a supercomputer.
人脑与超级计算机类似。
C1 noun ˈæltruɪzəm

altruism

利他主义, 无私地关心他人福祉
Meaning
The belief in or practice of disinterested and selfless concern for the well-being of others.
Example
His altruism motivated others to volunteer.
他的利他主义激励其他人去做志愿者。
C1 noun /ˌæntiˈklaɪmæks/

anticlimax

反高潮
Meaning
A disappointing end after a big build-up of excitement or expectation.
Example
The movie's ending was an anticlimax after such a thrilling story.
电影的结局是一个反高潮，在如此激动人心的故事之后。
C1 noun /əˈpɒsəl/

apostle

使徒, 擁護者
Meaning
A vigorous and pioneering advocate or supporter of a particular cause, often used for the early Christian disciples.
Example
He became an apostle of environmental protection.
他成為了環保的使徒。
C1 noun /ɔːˈtɒkrəsi/

autocracy

独裁
Meaning
A system of government in which one person has absolute power.
Example
The country suffered under decades of autocracy.
该国在几十年的专制下受苦。
C1 adjective /ˌeɪˈsɛkʃuəl/

asexual

无性
Meaning
Without sexual feelings, associations, or reproduction through sex.
Example
Many plants reproduce through asexual methods like budding or splitting.
许多植物通过无性繁殖方式，如发芽或分裂，进行繁殖。
C1 noun əˈniː.mi.ə

anemia

贫血
Meaning
A condition in which there is a deficiency of red blood cells or hemoglobin in the blood.
Example
Genetic therapy addresses anemia effectively.
基因疗法有效地治疗贫血。
C1 adjective /əˈlʊr.ɪŋ/

Alluring

迷人且诱人; 迷人的
Meaning
attractive and tempting; fascinating
Example
The alluring fragrance of roses filled the garden.
玫瑰的迷人香气弥漫在花园里。
C1 noun /ˈæbdəmən/

abdomen

腹部
Meaning
The part of the body below the chest and above the hips that contains the stomach and other organs.
Example
He complained of pain in his abdomen.
他抱怨腹部疼痛。
C1 noun /ˈɑːrdər/

ardor

热情，激情
Meaning
Great enthusiasm or passion.
Example
She spoke with ardor about her new project.
她用热情谈论她的新项目。
C1 noun /əˈdʒɪl.ɪ.ti/

agility

灵活性
Meaning
Ability to work quickly and easily, both physically and mentally.
Example
Mental agility is essential for problem-solving.
思维敏捷对解决问题至关重要。
C1 verb /əˈflɪkt/

afflict

使痛苦
Meaning
to cause pain, suffering, or distress to someone or something
Example
Many people are afflicted by seasonal allergies.
许多人受到季节性过敏的困扰。
C1 adjective /ˌeɪˈmɔːrəl/

amoral

不道德的
Meaning
Lacking a moral sense; unconcerned with rightness or wrongness of something.
Example
The character in the novel was portrayed as completely amoral.
小说中的人物被描绘成完全不道德。
C1 adverb /əˈbrɛst/

abreast

并排
Meaning
side by side and facing the same direction; informed about something
Example
The soldiers marched two abreast down the street.
士兵们并排走在街上。
C1 adjective /ˈɑːr.dənt/

Ardent

热情的; 狂热的; 激情的
Meaning
very enthusiastic; passionate; fervent
Example
She is an ardent supporter of environmental conservation.
她是环保事业的热情支持者。
C1 noun /ədˈhɪərənt/

adherent

追随者
Meaning
a person who supports or follows a particular belief, cause, or leader
Example
He is a strong adherent of democratic values.
他是民主价值观的坚定追随者。
C1 adjective /əˈbreɪsɪv/

abrasive

Meaning
harsh, rough, or capable of wearing down by rubbing
Example
His abrasive tone made everyone uncomfortable.
C1 noun /ˈænvɪl/

anvil

铁砧
Meaning
A heavy iron block used by blacksmiths for hammering and shaping metal.
Example
The blacksmith placed the hot iron on the anvil.
铁匠将热铁放在铁砧上。
C1 noun ˌæprɪˈhɛnʃən

apprehension

忧虑
Meaning
Anxiety or fear that something bad or unpleasant will happen.
Example
There is an apprehension about the depletion of fish stocks.
对鱼类资源减少的忧虑正在增加。
C1 verb ɔːɡˈmɛntɪŋ

augmenting

增加
Meaning
Increasing; making something greater in size, number, or degree
Example
Life expectancy is augmenting with advancements in healthcare.
随着医疗保健的进步，预期寿命正在增加。
C1 noun /ˈævətɑːr/

avatar

阿凡达
Meaning
an icon or figure representing a person in digital contexts; in Hinduism, a divine incarnation
Example
She changed her social media avatar to a new cartoon image.
她将自己的社交媒体头像更换为新的卡通形象。
C1 noun ˈæŋkərɪdʒ

anchorage

停泊处
Meaning
A secure holding place; a place where ships can anchor safely.
Example
The boat was anchored near the shore for safety.
船只为了安全停靠在岸边。
C1 noun /ˈæd.vənt/

advent

到来
Meaning
The arrival of a notable person, thing, or event.
Example
The advent of the internet changed the way people communicate.
互联网的到来改变了人们交流的方式。
C1 noun æmˈbɪvələns

ambivalence

矛盾心态
Meaning
Having mixed feelings or contradictory ideas about something; uncertainty or confusion.
Example
She felt ambivalence about taking the job offer.
她在接受工作邀请时感到矛盾心态。
C1 noun /əˈseɪlənt/

assailant

攻击者
Meaning
a person who attacks another
Example
The police arrested the assailant at the scene.
警方在现场逮捕了攻击者。
C1 noun /ˈæbsɛs/

abscess

脓肿
Meaning
A swollen area within body tissue containing pus, usually caused by infection.
Example
The dentist treated the abscess in his tooth.
牙医治疗了他牙齿上的脓肿。
C1 adjective /ˌæprɪˈhɛnsɪv/

apprehensive

担忧的
Meaning
feeling anxious or fearful that something bad will happen
Example
He was apprehensive about starting a new job in a foreign country.
他对在一个陌生的国家开始一份新工作感到担忧。
C1 noun /ˌeɪ.li.əˈneɪ.ʃən/

alienation

异化
Meaning
The state of being isolated or estranged from a group or activity.
Example
The new policies created a sense of alienation among employees.
新政策在员工中产生了异化感。
C1 adjective ˈɑː.dʒu.əs

arduous

艰苦的
Meaning
Involving or requiring strenuous effort; difficult and tiring.
Example
The trek through the mountains was an arduous journey.
穿越群山的徒步旅行是一段艰苦的旅程。
C1 noun /əˌsæsɪˈneɪʃən/

assassination

刺杀
Meaning
The act of killing someone important, often for political or ideological reasons.
Example
The assassination of the president shocked the nation.
总统的刺杀震惊了整个国家。
C1 noun /əˈkwɪtl/

acquittal

Meaning
a judgment that a person is not guilty of the crime with which they have been charged
Example
The acquittal of the accused shocked the public.
C1 noun /ˈæpərtʃər/

aperture

孔洞 / 缝隙
Meaning
an opening, hole, or gap, especially one that lets in light
Example
Light entered through the small aperture in the wall.
光线通过墙上的小孔径进入。
C1 verb /əˈskraɪb/

ascribe

归因于，归咎于
Meaning
To attribute something to a cause, source, or person.
Example
Many scholars ascribe the poem to an unknown author.
许多学者将这首诗归功于一位无名作者。
C1 noun esˈθet.ɪks

aesthetics

美学
Meaning
A set of principles concerned with the nature and appreciation of beauty, especially in art and design.
Example
Interior design focuses on aesthetics and functionality.
室内设计专注于美学和功能性。
C1 noun /əˈsæsɪn/

Assassin

刺客
Meaning
a person who murders an important person for political or religious reasons
Example
The president was protected from potential assassins by security guards.
总统被保安人员保护，免受潜在刺客的攻击。
C1 noun /əˈlʌmnəs/

alumnus

校友
Meaning
a former student or graduate of a school, college, or university
Example
He is an alumnus of Harvard University.
他是哈佛大学的校友。
C1 adjective ɔːˈspɪʃ.əs

auspicious

吉祥
Meaning
Favorable or bringing good luck and success
Example
The wedding was held on an auspicious day.
婚礼在一个吉祥的日子举行。
C1 noun /əˈkɔːrdiən/

accordion

手风琴 (乐器)
Meaning
a musical instrument played by squeezing and expanding with keys and buttons
Example
The musician played a cheerful tune on the accordion.
音乐家在手风琴上演奏了一首愉快的旋律。
C1 adverb /əˈraɪ/

awry

出错
Meaning
away from the expected or proper direction; wrong or amiss
Example
The plan went awry when the weather suddenly changed.
计划在天气突然变化时出了问题。
C1 noun /əˌsaɪˈniː/

assignee

受让人
Meaning
a person to whom a right or property is legally transferred
Example
The assignee of the contract is responsible for all future obligations.
合同的受让人对所有未来的义务负责。
C1 noun /əˈvɜːrʒən/

aversion

厌恶
Meaning
a strong feeling of dislike or unwillingness towards something
Example
She has a strong aversion to smoking.
她对吸烟有强烈的反感。
C1 noun /ˈæmnəsti/

amnesty

赦免
Meaning
An official pardon granted to people who have been convicted of political offenses.
Example
The government announced an amnesty for all political prisoners.
政府宣布了对所有政治犯的赦免。
C1 adverb /ˈeɪ.mi.ə.bli/

Amiably

友好地，以友善的方式
Meaning
in a friendly and pleasant manner
Example
They discussed the issue amiably without any arguments.
他们友善地讨论了这个问题，没有争论。
C1 noun ˌɔːɡ.menˈteɪ.ʃən

augmentation

增加或扩展
Meaning
Increasing quantity, power or performance.
Example
The company invested in the augmentation of its workforce.
公司投资于增强其劳动力。
C1 adjective /ˌeɪsɪˈmɛtrɪk/

asymmetric

不对称的
Meaning
Not having equal or corresponding parts; lacking symmetry.
Example
The design of the building is asymmetric and unusual.
这座建筑的设计是不对称的且不寻常。
C1 verb /ˈæbdɪkeɪt/

abdicate

放弃王位
Meaning
To give up a position of power or responsibility, especially a throne.
Example
The king decided to abdicate the throne.
国王决定放弃王位。
C1 adverb /əˈlɜːrtli/

alertly

警觉地
Meaning
in a watchful, attentive, and quick-to-notice manner
Example
She listened alertly to every sound in the dark forest.
她在黑暗的森林里警觉地听着每一个声音。
C1 noun /əˈtaɪər/

attire

服装
Meaning
Clothing, especially formal or elegant wear.
Example
She wore traditional attire at the wedding ceremony.
她在婚礼仪式上穿着传统服装。
C1 verb /əˈlʊər/

allure

吸引
Meaning
to attract or tempt someone with something desirable; to entice
Example
The beautiful garden allured visitors from far away.
美丽的花园吸引了远处的游客。
C1 noun /ˈɔːtəkræt/

autocrat

独裁者
Meaning
A ruler with absolute power.
Example
The autocrat controlled the country with an iron fist.
这个独裁者以铁拳统治着国家。
C1 verb /əbˈdʌkt/

abduct

绑架
Meaning
to take someone away illegally by force or deception
Example
The criminal tried to abduct the child in broad daylight.
罪犯试图在光天化日之下绑架那个孩子。
C1 adjective /əˈsɛndənt/

ascendant

上升的，主导的
Meaning
Rising in power or influence; dominant.
Example
She is an ascendant leader in the political party.
她是政治党派中的一位上升的领袖。
C1 noun /ˈæk.jʊ.mən/

acumen

敏锐
Meaning
The ability to make good judgments and quick decisions; keenness and depth of perception.
Example
His business acumen helped the company grow rapidly.
他的商业敏锐帮助公司迅速成长。
C1 noun, adjective /ˌæntiˈsɛptɪk/

antiseptic

Meaning
A substance that prevents the growth of disease-causing microorganisms; clean and free from germs.
Example
The nurse applied an antiseptic to the wound.
C1 verb /əˈpiːz/

appease

安抚 / 满足
Meaning
to calm or pacify someone by meeting their demands
Example
The manager tried to appease the angry customer.
经理试图安抚愤怒的顾客。
C1 verb /əˈpɛnd/

append

附加
Meaning
to add something as an attachment or supplement, usually at the end of a document or list
Example
She decided to append a note to the end of the report.
她决定在报告的末尾添加一条注释。
C1 adjective /ˌeɪθiˈɪstɪk/

atheistic

无神论的
Meaning
Relating to or characteristic of atheists or atheism.
Example
She grew up in an atheistic household with no religious rituals.
她在一个无神论家庭长大，那里没有宗教仪式。
C1 noun ɔːˈstɛr.ɪ.ti

austerity

紧缩政策
Meaning
Simple and disciplined lifestyle, avoiding luxury.
Example
The government implemented austerity measures to reduce expenses.
政府实施了紧缩措施以减少开支。
C1 adjective /ˌeɪpəˈlɪtɪkəl/

apolitical

不关心政治
Meaning
not interested in or not connected with politics
Example
She prefers to stay apolitical and focus on her work.
她更喜欢保持不关心政治的态度，专注于自己的工作。
C1 noun /ˈæb.stɪ.nəns/

abstinence

禁欲，节制
Meaning
the practice of restraining oneself from indulging in something, typically alcohol or sex
Example
His doctor advised abstinence from alcohol for better health.
他的医生建议他戒酒以改善健康。
C1 noun ˌæmbɪˈɡjuːɪti

ambiguity

模糊性, 含糊不清
Meaning
The quality of being open to more than one interpretation; inexactness.
Example
The ambiguity of the statement caused confusion among the team.
该声明的模棱两可性导致团队之间的困惑。
C1 verb /ˈæmpjʊteɪt/

amputate

截肢
Meaning
to cut off a limb from the body by surgery
Example
The doctors had to amputate his leg after the accident.
事故后，医生不得不截肢他的腿。
C1 noun /əˈbændənmənt/

abandonment

遗弃
Meaning
the act of leaving someone or something behind completely; the state of being deserted
Example
The child suffered deep emotional pain because of abandonment.
由于被遗弃，这个孩子承受了深刻的情感痛苦。
C1 noun /ˈælkəmi/

alchemy

炼金术
Meaning
A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.
Example
Medieval scientists devoted their lives to alchemy.
中世纪的科学家们将他们的生命献给了炼金术。
C1 adjective /ˌærɪˈstɒkrætɪk/

Aristocratic

贵族的; 上层社会的
Meaning
noble; having the manners of the upper class
Example
She had an aristocratic bearing that commanded respect.
她有着贵族的风度，赢得了尊重。
C1 noun /æmˈniːʒə/

amnesia

健忘症
Meaning
A partial or total loss of memory, usually caused by injury, illness, or psychological trauma.
Example
After the accident, she suffered from amnesia and could not remember her own name.
事故发生后，她患上了健忘症，无法记起自己的名字。
C1 noun /ˈeɪ.nəs/

Anus

肛门
Meaning
the opening at the end of the digestive tract through which waste leaves the body
Example
The doctor examined the patient's anus during the medical checkup.
医生在体检期间检查了病人的肛门。
C1 noun, adverb /ˈeɪliəs/

alias

别名
Meaning
A false or assumed identity; also used to mean 'otherwise called'.
Example
The criminal was known by the alias 'Shadow'.
罪犯以'影子'为别名。
C1 verb /əˈsɪm.ɪ.leɪt/

assimilate

完全理解并吸收；融入自己的知识或文化
Meaning
To take in and understand fully; to absorb and integrate into one's knowledge or culture.
Example
Immigrants often struggle to assimilate into a new culture.
移民们常常在适应新文化时遇到困难。
C1 adverb /əˈkjuːtli/

acutely

敏锐地
Meaning
in a sharp, intense, or severe way; with keen awareness
Example
She was acutely aware of the risks involved.
她敏锐地意识到其中的风险。
C1 adjective /əˈɡrɛəriən/

agrarian

农业的
Meaning
Related to farming, agriculture, or rural land.
Example
The country’s economy is still largely agrarian.
这个国家的经济仍然主要是农业的。
C1 verb /əˈdʒɔɪn/

adjoin

毗邻
Meaning
To be next to and joined with something.
Example
Their house adjoins the park.
他们的房子毗邻公园。
C1 noun /ˈænəɡræm/

anagram

通过重新排列另一个单词或短语的字母而形成的单词或短语。
Meaning
A word or phrase formed by rearranging the letters of another word or phrase.
Example
The word 'listen' is an anagram of 'silent'.
'listen' 是 'silent' 的变位词。
C1 noun /əˈpærəl/

apparel

衣服
Meaning
Clothing, especially formal or special clothes.
Example
The store specializes in wedding apparel.
商店专门出售婚礼服装。
C1 adjective ˈæl.ɡə.rɪ.ðəm drɪv.ən

algorithm-driven

由算法驱动。
Meaning
Controlled or powered by computer algorithms.
Example
Algorithm-driven systems increase accuracy.
算法驱动的系统提高了准确性。
C1 noun /ˈækwɪˌdʌkt/

aqueduct

引水道
Meaning
a structure built to carry water over long distances
Example
The Romans built aqueducts to supply water to their cities.
罗马人建造了引水道来为他们的城市提供水。
C1 verb /əˈtjuːn/

attune

使适应
Meaning
to make someone or something aware of or responsive to something; to adjust or harmonize
Example
She quickly attuned herself to the needs of her new team.
她很快适应了新团队的需求。
C1 noun /əˈduː/

ado

喧闹 / 不必要的活动
Meaning
a fuss or unnecessary activity; trouble or difficulty
Example
Without further ado, let’s begin the ceremony.
不再多言，我们开始仪式。
C1 verb /əˈkrɛdɪt/

accredit

认证
Meaning
to officially recognize, authorize, or approve someone or something
Example
The university is accredited by the national education board.
大学已经获得了国家教育委员会的认证。
C1 verb /əˈvɛndʒ/

avenge

报仇
Meaning
to inflict harm in return for an injury or wrong done to oneself or another
Example
He vowed to avenge his brother's death.
他发誓为自己兄弟的死亡报仇。
C1 adjective /ˌeɪ.bəlˈbɒd.id/

able-bodied

身体健康
Meaning
physically strong and healthy, not disabled
Example
The company is looking for able-bodied workers for the construction site.
公司正在为建筑工地寻找身体健康的工人。
C1 noun /æbˈdʌk.ʃən/

abduction

绑架
Meaning
the act of taking someone away illegally by force; kidnapping
Example
The police are investigating the abduction of the child.
警方正在调查这起儿童绑架案。
C1 noun /ˈælɔɪ/

alloy

合金
Meaning
A mixture of metals or a metal combined with another element.
Example
Bronze is an alloy of copper and tin.
青铜是铜和锡的合金。
C1 noun /ˌɑːrtʃˈbɪʃəp/

archbishop

大主教
Meaning
A senior bishop in charge of an archdiocese in the Christian Church.
Example
The archbishop delivered a sermon to thousands of people.
大主教对成千上万的人发表了布道。
C1 noun /ədˈhɪə.rəns/

adherence

遵守
Meaning
The practice of following or keeping to a rule, standard, or belief.
Example
Adherence to rules is crucial in any organization.
遵守规则在任何组织中都至关重要。
C1 adjective /əˈdɒptɪv/

adoptive

收养的
Meaning
relating to the adoption of a child or the act of taking something as one’s own
Example
She grew up in a loving adoptive family.
她在一个充满爱的收养家庭中长大。
C1 adjective /ˈærəbəl/

arable

可耕种的
Meaning
suitable for growing crops or farming
Example
The farmer purchased arable land to expand his crops.
农民购买了可耕种的土地，以扩大他的作物。
C1 verb /əˈsæsɪneɪt/

assassinate

刺杀
Meaning
To murder someone important, often a political or religious leader, usually by surprise attack.
Example
The rebels planned to assassinate the king.
反叛者计划刺杀国王。
C1 noun /æɡˈnɒs.tɪk/

agnostic

不可知论者
Meaning
a person who believes that nothing is known or can be known about the existence of God; uncertain in belief
Example
He described himself as an agnostic rather than an atheist.
他描述自己是一个不可知论者，而不是一个无神论者。
C1 noun, verb /əˈsɛnt/

assent

同意
Meaning
To agree to something, especially after careful consideration; an expression of approval.
Example
She nodded her head in silent assent.
她默默地点了点头。
C1 adjective /æmˈfɪb.i.əs/

Amphibious

两栖动物
Meaning
able to live both on land and in water; suitable for both land and water operations
Example
The amphibious vehicle can travel on both land and water.
两栖车能够在陆地和水中行驶。
C1 noun /ˈæptɪˌtjuːd/

aptitude

能力
Meaning
a natural ability or talent to do something well
Example
She has a strong aptitude for learning new languages.
她在学习新语言方面有很强的能力。
C1 verb /ˈeɪ.li.ə.neɪt/

alienate

疏远
Meaning
To make someone feel isolated or estranged; to cause someone to become unfriendly.
Example
His rude behavior alienated many of his friends.
他粗鲁的行为使许多朋友疏远了他。
C1 verb /əˈmæs/

amass

积累
Meaning
to gather together or accumulate over a period of time
Example
He managed to amass a fortune through wise investments.
他通过明智的投资成功地积累了财富。
C1 adjective /ˈɔːdəˌtɔːri/

auditory

Meaning
Relating to the sense of hearing.
Example
The lecture was designed to enhance students' auditory learning skills.
C1 adjective /əˈluːf/

aloof

冷漠
Meaning
Not friendly or forthcoming; cool and distant.
Example
He remained aloof during the entire discussion.
他在整个讨论过程中都显得冷漠。
C1 noun /ˈæmfɪˌθiətər/

amphitheater

圆形剧场
Meaning
A large open circular or oval building with rising tiers of seats, used for public events.
Example
The concert was held in an ancient amphitheater.
音乐会在一个古老的圆形剧场举行。
C1 noun /ˈælɪɡəri/

allegory

寓言
Meaning
a story, poem, or picture that can be interpreted to reveal a hidden meaning, often moral or political
Example
The novel is an allegory of the struggle between good and evil.
这本小说是善与恶斗争的寓言。
C1 adverb /əˈnjuː/

anew

重新
Meaning
In a new or different way; once more.
Example
After the failure, she decided to start her life anew.
失败后，她决定重新开始她的生活。
C1 noun ˌæp.əˈreɪ.təs

apparatus

设备
Meaning
The technical equipment or machinery needed for a particular activity or purpose.
Example
The apparatus was designed to be eco-friendly.
该设备设计为环保型。
C1 noun /əˈsɛsər/

assessor

评估员
Meaning
a person who evaluates or estimates the nature, ability, or quality of something
Example
An external assessor reviewed the project report.
一位外部评估员审查了项目报告。
C1 noun /ˈɑːr.tər.i/

Artery

动脉
Meaning
a blood vessel that carries blood away from the heart to other parts of the body
Example
The doctor checked the pulse in his artery.
医生检查了他动脉的脉搏。