purvey
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C2 verb /pərˈveɪ/

purvey

提供
Meaning
to supply or provide goods, services, or information, often as a business
Example
The company purveys organic food to health-conscious customers.
该公司向健康意识强的客户提供有机食品。
B1 adjective /ʌnˈjuː.ʒu.əl/

Unusual

不寻常; 奇怪;
Meaning
not typical; strange; different from what is normal
Example
She wore an unusual dress to the party.
她穿了一件不寻常的衣服去参加派对。
C1 noun /ˈfoʊk.lɔːr/

folk-lore

民间传说
Meaning
The traditional beliefs, customs, stories, songs, and practices of a community, passed down through generations.
Example
Bangladeshi folk-lore is rich with myths and legends.
中国的民间传说充满了神话和传说。
C1 verb əˈblɪt.ə.reɪt

obliterate

摧毁
Meaning
To destroy utterly; wipe out completely, to erase or remove something completely.
Example
The storm obliterated entire villages.
暴风雨摧毁了整个村庄。
B2 noun /ˌɑb.lɪˈɡeɪ.ʃən/

Obligation

义务
Meaning
a duty or commitment; something that must be done legally or morally
Example
Parents have an obligation to care for their children.
父母有责任照顾他们的孩子。
C2 noun /ˈɡævəl/

gavel

法槌
Meaning
A small ceremonial mallet used by a judge or an auctioneer to signal attention or mark a decision.
Example
The judge struck the gavel to call the court to order.
法官敲打法槌以召集法庭秩序。
C1 noun kənˈsɔː.ti.əm

consortium

联合体
Meaning
An association of several companies or organizations formed to undertake an enterprise beyond the resources of any one member.
Example
The consortium worked collaboratively to build the cable.
该联盟协同合作建设了电缆。
A2 noun /ˈnɛtˌwɜrk/

network

网络
Meaning
A system of interconnected people, things, or computers.
Example
She built a strong professional network.
她建立了一个强大的职业网络。
B2 adverb /ˈnɔɪzɪli/

Noisily

喧闹地
Meaning
in a way that makes a lot of noise; loudly
Example
The children were playing noisily in the playground.
孩子们在操场上喧闹地玩耍。
B1 verb /loʊd/

load

装载
Meaning
to put goods or cargo onto a vehicle; to fill something with a heavy quantity
Example
Workers load the truck with heavy boxes.
工人们用重箱子装载卡车。
C1 noun /ˌtɛrəˈdæktɪl/

pterodactyl

已灭绝的飞行爬行动物
Meaning
An extinct flying reptile of the Jurassic period, with a long slender head and wings formed by a membrane stretching along the body.
Example
The museum displayed a fossil of a giant pterodactyl.
博物馆展示了一只巨大的翼龙化石。
A2 noun /reɪt/

rate

费率
Meaning
the cost or price of something, or the amount at which something happens
Example
The rate of inflation is increasing every year.
通货膨胀率每年都在上升。
B1 adjective ˈkruː.ʃəl

crucial

至关重要
Meaning
Decisive or critical, especially in the success or failure of something.
Example
Fault-tolerance is crucial for reliability.
容错性对可靠性至关重要。
B1 noun ˈbæriə(r)

barrier

障碍
Meaning
A fence or other obstacle that prevents movement or access.
Example
The barrier prevented entry.
障碍阻止了进入。
B2 adjective /ˈsɜːrkjələr/

circular

圆形的
Meaning
shaped like a circle; round in form
Example
The kids sat in a circular arrangement around the campfire.
孩子们围坐在篝火旁，形成圆形的布局。
C1 adjective /ˈsʌltri/

sultry

酷热潮湿，迷人
Meaning
Uncomfortably hot and humid; also describes someone attractive in a passionate or sensual way.
Example
The sultry weather made it hard to focus on work.
酷热潮湿的天气使得集中精力工作变得困难。
B2 verb /ɪmˈpoʊz/

impose

强加
Meaning
to force someone to accept something; to establish or apply by authority
Example
The government imposed new taxes on luxury goods.
政府对奢侈品征收了新税。
B2 verb /rɪˈkʌvərɪŋ/

recovering

恢复
Meaning
the process of getting better after illness, loss, or difficulty
Example
She is still recovering from the flu.
她还在从流感中恢复。
A1 noun /lɒt/

lot

许多
Meaning
A large number or amount; a group or portion.
Example
She bought a lot of books at the fair.
她在集市上买了很多书。
A2 noun /ˈɡɑːr.dən.ər/

Gardener

园丁
Meaning
a person who tends and cultivates a garden
Example
The gardener planted beautiful flowers in the backyard.
园丁在后院种下了美丽的花朵。
C1 adjective /ˈpæl.ɪd/

Pallid

苍白，特别是因为健康不好；缺乏实质或活力
Meaning
pale, especially because of poor health; lacking substance or vitality
Example
His pallid complexion showed signs of illness.
他苍白的面色显示出生病的迹象。
B1 verb /dɪˈklɛər/

declare

宣布
Meaning
To announce something formally or officially.
Example
The government declared a state of emergency.
政府宣布了紧急状态。
C1 adjective /əbˈdʒek.ʃən.ə.bəl/

Objectionable

令人反感的
Meaning
arousing distaste or opposition; unpleasant or offensive
Example
His objectionable behavior made everyone uncomfortable.
他的令人反感的行为让每个人都感到不舒服。
B2 adjective /ˈmaɪti/

mighty

强大的
Meaning
having great power or strength; very strong or impressive
Example
The mighty river flows through the heart of the country.
这条强大的河流穿过国家的中心。
C1 noun /ˈvʌl.tʃər/

Vulture

秃鹫
Meaning
a large bird of prey that feeds mainly on carrion
Example
The vulture circled overhead, waiting for its prey.
秃鹫在上空盘旋，等待着它的猎物。
C1 noun /ɪmˈpɒs.tər/

Impostor

冒充者; 欺诈者
Meaning
a person who pretends to be someone else in order to deceive others; a fraud
Example
The impostor convinced everyone he was a doctor until his fake credentials were discovered.
冒充者说服了每个人，直到他的假证书被发现。
C2 noun /ɡrænˈtiː/

grantee

资助接收者
Meaning
A person or organization that receives a grant or benefit.
Example
The grantee must submit a progress report every six months.
资助接收者必须每六个月提交一次进展报告。
A2 preposition/conjunction /ɪkˈsɛpt/

except

除了
Meaning
not including; other than
Example
Everyone was invited except John.
每个人都被邀请，除了约翰。
C1 noun/adjective /ɪˈliːtɪst/

elitist

精英主义者
Meaning
A person who believes that a society should be led by an elite; showing preference for a privileged class.
Example
His elitist attitude made him unpopular among his peers.
他的精英主义态度使他在同事中不受欢迎。
C2 verb /kənˈsɪlieɪt/

conciliate

Meaning
to stop someone from being angry; to win over by friendly acts
Example
He tried to conciliate the angry customer with an apology.
C2 verb /ɪˈvɪsəˌreɪt/

eviscerate

取出内脏，摧毁
Meaning
to remove the internal organs of; to deprive of essential content
Example
The critics eviscerated the movie for its weak storyline.
评论家因为电影的弱剧情而摧毁了电影。
C2 adjective /ˈdʒɪg.ərd/

Jiggered

惊讶; 震惊;
Meaning
surprised or astonished; confused or puzzled
Example
I'll be jiggered if I know what happened here.
如果我知道这里发生了什么，我会感到惊讶。
C1 adjective /ˌhæpi ɡoʊ ˈlʌki/

happy-go-lucky

无忧无虑的，轻松的，无忧的
Meaning
cheerfully unconcerned about the future; carefree
Example
She has a happy-go-lucky attitude and never worries about tomorrow.
她有着无忧无虑的态度，从不担心明天。
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。
B2 adjective /ˈtrɒp.ɪ.kəl/

tropical

热带
Meaning
Relating to the tropics; characterized by hot and humid climate.
Example
The Amazon rainforest is home to many tropical species.
亚马逊雨林是许多热带物种的家园。
B1 noun /ˈlæftər/

laughter

笑声
Meaning
the act or sound of laughing
Example
The room was filled with laughter.
房间里充满了笑声。
C2 noun /oʊf/

Oaf

笨拙、愚蠢或麻木的人
Meaning
a clumsy, stupid, or insensitive person
Example
Don't be such an oaf - handle the dishes carefully!
不要做那种笨蛋 – 小心洗碗！
C1 verb /ˈlʌmbər/

lumber

笨重行走
Meaning
to move in a slow, heavy, awkward way
Example
The bear lumbered through the forest in search of food.
那只熊在森林中沉重地走着寻找食物。
C1 noun /koʊˈhɪr.əns/

coherence

一致性
Meaning
The quality of being logical and consistent; forming a unified whole.
Example
The essay lacked coherence, making it hard to follow.
这篇文章缺乏一致性，难以理解。
A1 noun /ˈkɒf.i/

Coffee

咖啡
Meaning
a hot drink made from roasted coffee beans
Example
I need a cup of coffee to start my morning.
我需要一杯咖啡来开始我的早晨。
B2 noun /spæn/

span

跨度
Meaning
the full extent or length of something from one end to another
Example
The bridge has a span of over 500 meters.
这座桥的跨度超过了500米。
C1 adjective /ˈed.jʊ.keɪ.tɪv/

Educative

教育性的; 启发性的; 信息丰富的
Meaning
providing education; instructive; informative
Example
The documentary was highly educative and informative.
这部纪录片非常具有教育意义且信息丰富。
C2 adjective /ˈtɔɪl.səm/

toilsome

辛苦的
Meaning
Involving hard or exhausting work; laborious.
Example
The workers had a toilsome day in the hot sun.
工人在炎热的阳光下度过了辛苦的一天。
C2 adjective /ˈkæp.ʃəs/

Captious

吹毛求疵的; 挑剔的
Meaning
tending to find fault or raise petty objections; fault-finding; critical
Example
His captious remarks about every small detail made the meeting very unpleasant.
他对每一个小细节的吹毛求疵使得会议变得非常不愉快。
A1 noun /aɪˈdiː.ə/

Idea

主意; 概念; 提议
Meaning
a thought or suggestion as to a possible course of action; a concept or mental impression
Example
She had a brilliant idea for solving the company's efficiency problem.
她有一个解决公司效率问题的精彩主意。
C1 noun /ˈmɛm.breɪn/

membrane

膜
Meaning
A thin layer of tissue or material that covers, separates, or connects structures.
Example
The cell membrane controls the movement of substances in and out of the cell.
细胞膜控制物质进出细胞的运动。
C2 verb /ˈvaʊtʃ.seɪf/

vouchsafe

赐予
Meaning
to grant or give something in a gracious or condescending manner
Example
He vouchsafed them a rare smile.
他赐予了他们一个罕见的微笑。
C2 noun /ˈdɪktəm/

dictum

格言
Meaning
A formal pronouncement, authoritative statement, or maxim.
Example
The judge’s dictum clarified the principle of equality before the law.
法官的格言澄清了法律面前人人平等的原则。
B2 adjective /ˈkɒmɪkəl/

comical

滑稽
Meaning
Funny in a strange or silly way; amusing.
Example
His comical expressions made everyone laugh.
他滑稽的表情让所有人都笑了。
C2 noun /ˈɛmbəˌlɪzəm/

embolism

栓塞
Meaning
the sudden blockage of a blood vessel by a clot or other foreign matter
Example
The patient suffered a fatal pulmonary embolism.
患者遭受了致命的肺栓塞。
B2 verb /ˈdɛvəˌsteɪt/

devastate

摧毁
Meaning
to cause severe and overwhelming destruction or damage
Example
The hurricane devastated the coastal town.
飓风摧毁了海岸城镇。
C1 adjective /səˈtɪrɪk/

satiric

讽刺的
Meaning
Relating to or using satire.
Example
The novel takes a satiric view of urban life.
这部小说从讽刺的角度看待城市生活。
C1 noun /ɪkˈspæns/

expanse

广阔的区域
Meaning
a wide, open area of land, sea, or sky
Example
The desert is a vast expanse of sand and rock.
沙漠是一个广阔的沙子和岩石区域。
C1 noun /ˈvɛriəns/

variance

方差
Meaning
the state of being different or inconsistent; in statistics, a measure of the spread between numbers
Example
There is a wide variance in students' performance levels.
学生的表现水平有很大的方差。
C2 verb /ˈblækˌbɔːl/

blackball

排除
Meaning
to exclude someone socially or vote against their membership in a group or club
Example
He was blackballed from the club after the controversy.
他因争议被俱乐部除名。
B2 verb əˈlaɪn.ɪŋ

aligning

对齐
Meaning
Placing or arranging things in a straight line or in correct relative positions.
Example
Aligning education with global standards is vital.
将教育与全球标准对齐是至关重要的。
B2 noun /ˈpred.ə.ses.ər/

Predecessor

前任
Meaning
a person who held a job or office before the current holder; something that came before another thing
Example
The new manager learned from his predecessor's mistakes.
新经理从他的前任的错误中学习。
C1 noun /veɪl/

vale

山谷
Meaning
A valley, often used in a poetic or literary sense.
Example
The village lay hidden in a quiet green vale.
村庄隐藏在一个宁静的绿色山谷中。
C2 verb /əbˈvɜːrt/

obvert

反转
Meaning
To turn something so as to face in a different direction; in logic, to convert a proposition by negating both subject and predicate.
Example
The teacher asked the students to obvert the statement for practice.
老师要求学生练习将声明进行奥贝特。
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。
B2 adverb /ˈsmɑːt.li/

Smartly

聪明地; 有风格地; 快速地
Meaning
in a clever or intelligent way; neatly and stylishly; quickly
Example
He was smartly dressed for the business meeting.
他为商务会议穿得很聪明。
A1 adjective /bɔːrd/

bored

无聊的
Meaning
feeling weary or uninterested because of lack of activity or excitement
Example
She felt bored during the long meeting.
她在漫长的会议中感到很无聊。
B1 verb /spaɪ/

spy

间谍
Meaning
to secretly collect information about a person, group, or country
Example
He was caught spying on his neighbor through the window.
他在窗户旁边偷偷地监视邻居时被抓住了。
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。
B2 verb /fɔɪl/

foil

挫败
Meaning
To prevent something (especially a plan) from succeeding.
Example
The police foiled the robbery attempt.
警方挫败了抢劫企图。
C1 verb /ˈkriːmeɪt/

cremate

火化
Meaning
to burn a dead body to ashes as a funeral rite
Example
According to his wishes, they cremated his body after the funeral.
按照他的意愿，他们在葬礼后火化了他的遗体。
C1 adjective /ɪmˈpɜːrtɪnənt/

impertinent

无礼的
Meaning
rude and showing a lack of respect
Example
It was impertinent of him to question the manager's decision.
他质疑经理的决定是无礼的。
C2 noun /ˈmæk.rəˌkɒz.əm/

macrocosm

宇宙宏观
Meaning
The whole universe considered as a large, complex system; a large-scale representation of something.
Example
The macrocosm of the universe reflects the microcosm of human life.
宇宙的宏观反映了人类生活的微观。
C2 noun ˈvaɪ.və ˈvəʊs

viva voce

口试
Meaning
An oral examination, typically for an academic qualification.
Example
Viva Voce tests communication skills.
Viva Voce 考试评估沟通技巧。
C2 verb /dɪˈspɒnd/

despond

沮丧
Meaning
to lose confidence or hope; to become dejected
Example
After repeated failures, he began to despond.
在多次失败后，他开始感到沮丧。
C1 noun /fəˌsɪlɪˈteɪʃən/

facilitation

便利化
Meaning
The action of facilitating or making an action or process easier or helping bring about an outcome.
Example
Her facilitation made the meeting run smoothly.
她的便利使会议顺利进行。
C1 verb /ˈænɪmeɪt/

animate

动画
Meaning
to bring to life or make lively; to create animation for films or cartoons
Example
The artist will animate the characters for the movie.
艺术家将为电影动画化角色。
A2 noun, verb /lɪŋk/

link

连接
Meaning
a connection between two things; to connect or associate
Example
The article includes a link to the official website.
文章包含指向官方网站的链接。
B2 noun ˈoʊzoʊn dɪˈpliʃən

ozone depletion

臭氧消耗
Meaning
The reduction in the amount of ozone in the Earth's stratosphere, leading to increased UV radiation.
Example
Ozone depletion increases UV radiation.
臭氧消耗增加了紫外线辐射。
B2 verb /nɪt/

knit

编织
Meaning
To make clothes or fabric by interlocking loops of yarn with needles.
Example
She loves to knit scarves for her friends during the winter.
她喜欢在冬天为她的朋友编织围巾。
C1 noun /ɪˈpɪt.ə.mi/

epitome

某种特质或类型的完美例子；某物的最佳代表
Meaning
A perfect example of a particular quality or type; the best representation of something.
Example
She is the epitome of grace and kindness.
她是优雅与善良的典范。
A2 noun /spɒt/

spot

地点
Meaning
a particular place or position
Example
I found a great spot for a picnic in the park.
我在公园里找到了一个很好的野餐地点。
C2 noun /ˌhɛtərəʤəˈniːɪti/

heterogeneity

异质性
Meaning
the quality or state of being diverse in character or content
Example
The cultural heterogeneity of the city makes it vibrant and unique.
这座城市的文化异质性使其充满活力且独特。
A2 noun /ˈjuːnɪt/

unit

单元
Meaning
an individual thing or person regarded as a single and complete entity
Example
Each unit in the production line is carefully tested.
生产线上的每个单元都经过仔细测试。
A2 noun /pɪn/

pin

别针
Meaning
a small thin piece of metal used to fasten or hold things together
Example
She used a pin to attach the note to the board.
她用别针把纸条固定在黑板上。
A2 noun /ˈpoʊɪt/

poet

诗人
Meaning
a person who writes poems
Example
The poet wrote about love and nature.
诗人写了关于爱情和自然的诗。
C1 noun məˈriːn ˈsɜː.veɪ

marine survey

海洋勘测
Meaning
A systematic examination of the sea, seabed, and underwater features for the purpose of making maps or gathering other information.
Example
The marine survey identified the ideal cable routes.
海洋勘测确定了理想的电缆路线。
B1 adjective /rɪˈmɑːrkəbl/

Remarkable

值得注意的; 非凡的; 显著的;
Meaning
worthy of attention; extraordinary; notable;
Example
His recovery from the illness was remarkable.
他从疾病中恢复过来是值得注意的。
C1 verb /nʌdʒ/

nudge

轻推
Meaning
To push someone gently, usually with your elbow, in order to attract attention.
Example
She nudged him to be quiet during the meeting.
她在会议中轻轻地用肘部推了他一下，让他保持安静。
C2 noun /ˈdæl.i.əns/

Dalliance

短暂的恋情; 风流韵事
Meaning
a casual romantic or sexual relationship; a brief involvement or experiment
Example
His dalliance with photography lasted only a few months before he lost interest.
他与摄影的短暂关系只持续了几个月，之后他失去了兴趣。
C1 adjective /ˈpræk.tɪ.kə.bəl/

practicable

可行
Meaning
able to be done or put into practice successfully
Example
The plan is not practicable without more resources.
没有更多的资源，这个计划是不可行的。
C2 noun /beɪz/

baize

一种粗糙的羊毛布料
Meaning
A type of coarse woolen cloth, often green, used for covering tables such as billiard tables.
Example
The old card table was covered with worn baize.
旧的扑克牌桌上覆盖着磨损的贝兹布料。
A2 noun /reɪs/

race

比赛
Meaning
a competition of speed, or a group of people with similar characteristics
Example
The race was very exciting, with many competitors.
比赛非常激动人心，有许多参赛者。
B2 noun ˈmaɪnd.set

mindset

思维方式
Meaning
The established set of attitudes held by someone.
Example
A growth mindset helps individuals embrace challenges.
成长型思维帮助个人接受挑战。
B1 noun /ˈkaʊnti/

county

县
Meaning
A territorial division within a country, typically a region with its own local government.
Example
She grew up in a small county in northern England.
她在英格兰北部的一个小县长大。
A1 adverb /əˈraʊnd/

Around

周围; 四周; 大约
Meaning
in a circle; on all sides; in the vicinity; approximately
Example
Look around and you will see many beautiful flowers.
看看四周，你会看到许多美丽的花朵。
C1 noun dʒəˈnɛt.ɪk ˌmɒd.ɪ.fɪˈkeɪ.ʃən

genetic modification

基因修改
Meaning
The process of altering the genetic code of plants or animals.
Example
Genetic modification enhances crop resistance to pests and diseases.
基因修改提高作物对害虫和疾病的抗性。
C2 adjective, adverb /ˌmæləprəˈpoʊ/

malapropos

不合时宜
Meaning
inappropriate or unsuitable; at an inconvenient or inappropriate time
Example
His comment was malapropos during the serious discussion.
在严肃的讨论中，他的评论不合时宜。
B1 noun ˌdʒɛnəˈreɪʃənz

Generations

几代人
Meaning
All of the people born and living at about the same time, regarded collectively.
Example
The family tree spans several generations.
家族树跨越了好几代。
B2 noun /ˈreɪ.zɪnz/

Raisins

葡萄干
Meaning
dried grapes, often used in cooking and baking
Example
She added raisins to the oatmeal cookies for extra sweetness.
她在燕麦饼干中加入了葡萄干，以增加甜味。
C2 noun /hɔːɡ plʌm/

Hog plum

豺果
Meaning
tropical fruit with yellow skin and sour taste
Example
Hog plums are often used to make pickles and chutneys.
豺果常用于制作腌制食品和酸辣酱。
B2 noun /ˈsiː.krə.si/

Secrecy

保密
Meaning
the practice of keeping something secret; the state of being kept hidden
Example
The project was conducted in complete secrecy.
该项目是在完全保密的情况下进行的。
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 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。
B1 noun /ɪˈfɛk.tɪv kəˌmjuː.nɪˈkeɪ.ʃən/

effective communication

有效沟通
Meaning
Clear and meaningful exchange of information that achieves its intended purpose.
Example
Effective communication is key to strong relationships.
有效沟通是建立强大关系的关键。
B2 noun /ˈkɪlɪŋ/

killing

谋杀
Meaning
the act of causing death, especially deliberately
Example
The movie depicts the brutal killing of the villagers.
电影描绘了村民的残忍谋杀。
C2 adjective /ˈbʌmpʃəs/

bumptious

自负的
Meaning
Arrogantly self-assertive or conceited.
Example
The bumptious student interrupted the teacher several times.
那个自负的学生打断了老师好几次。
A2 adverb /kəmˈpliːtli/

completely

完全地
Meaning
totally; in every way possible
Example
The room was completely silent.
房间完全安静。
C2 noun /kɒŋk/

Conch

海螺
Meaning
a large sea shell that can be used as a horn; the marine mollusk that lives in such a shell
Example
The fisherman blew the conch shell to signal the end of the day.
渔夫吹响海螺号，表示一天的结束。
C1 noun /ˈiːɡətɪst/

egotist

自恋者
Meaning
A person who is excessively self-centered or talks too much about themselves.
Example
The egotist dominated the conversation by talking only about his own achievements.
这个自恋者在谈话中只谈论自己的成就。
A2 noun /dɪˈsɪʒ.ən/

Decision

决定
Meaning
a conclusion or resolution reached after consideration; the action of deciding
Example
Making the right decision required careful analysis of all available options.
做出正确的决定需要对所有可用选项进行仔细分析。
C1 adjective /ʌnˈvɔɪst/

unvoiced

未表达
Meaning
not expressed in speech; in phonetics, a sound produced without vocal cord vibration
Example
The student kept her opinion unvoiced during the meeting.
学生在会议期间保持她的意见未表达。
C1 adjective, verb /ɪɡˈzɛmpt/

exempt

免除
Meaning
Free from an obligation or liability imposed on others.
Example
Students with high grades are exempt from the final exam.
成绩优异的学生可以免除期末考试。
B1 noun ɔːˈθɒrəti

authority

权威
Meaning
The power or right to give orders, make decisions, and enforce obedience; a person or organization having power or control.
Example
Regional authority was emphasized.
区域授权得到了强调。
B2 noun ˌæn.tiˈɒk.sɪ.dənt

antioxidant

抗氧化剂
Meaning
A substance that may prevent or delay some types of cell damage by neutralizing free radicals.
Example
Green tea contains powerful antioxidants that slow aging.
绿茶含有强效的抗氧化剂，可以减缓衰老。
A2 noun /tɪp/

tip

建议
Meaning
a small but useful piece of advice
Example
I received a tip on how to improve my presentation.
我收到了关于如何改进我的演示的建议。
B1 noun /tɑːsk/

task

任务
Meaning
a piece of work or duty to be done
Example
He completed the task before the deadline.
他在截止日期前完成了任务。
C1 noun /krʌtʃ/

crutch

拐杖, 支撑
Meaning
a support used by someone injured to walk; also something relied upon for support or help
Example
He had to use crutches after breaking his leg.
他在摔断腿后不得不用拐杖。
B2 adjective /ˈræʃ.ən.əl/

Rational

理性; 合理; 逻辑
Meaning
based on reason and logic; sensible and practical
Example
She made a rational decision based on the available facts.
她根据可用的事实做出了理性的决定。
C1 noun /ˈpɛdəstəl/

pedestal

基座 / 台座
Meaning
the base or support on which a statue or object stands
Example
The statue was placed on a marble pedestal.
雕像被放置在大理石基座上。
C2 noun /ˈmɪs.kri.ənt/

Miscreant

恶棍; 罪犯
Meaning
A person who behaves badly or illegally; a villain or criminal
Example
The miscreant was caught stealing from the store.
这个恶棍在商店偷东西时被抓住了。
B2 verb praɪˈɒraɪtaɪz

prioritize

优先
Meaning
To designate or treat something as more important than other things
Example
Prioritize your tasks to stay efficient.
优先处理您的任务，以保持高效。
C2 noun /ˌɪntərˈsɛʃən/

intercession

代祷
Meaning
the act of intervening or pleading on behalf of another person
Example
The prisoner was released due to the intercession of influential leaders.
由于有影响力的领导人的代祷，囚犯被释放了。
C1 adjective ˌɪm.pəˈsɛp.tɪ.bəl

imperceptible

无法察觉的
Meaning
So subtle or gradual that it is difficult to notice or perceive
Example
The changes in his behavior were imperceptible at first.
他行为中的变化一开始几乎是无法察觉的。
A1 noun /ʃuː/

Shoe

鞋子
Meaning
covering for the foot, typically made of leather or cloth
Example
She bought a new pair of running shoes for exercise.
她买了一双新的跑步鞋来锻炼。
B2 noun /ˈaɪkɒn/

icon

图标, 象征
Meaning
A person or thing regarded as a symbol of something, or a graphic symbol on a screen.
Example
The singer became a cultural icon.
这位歌手成为了文化图标。