knack
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C1 noun /næk/

knack

天赋
Meaning
a natural skill or ability; a special talent for doing something easily
Example
She has a knack for making people feel comfortable.
她有一种让人们感到舒适的天赋。
B2 noun /ˈsɪnənɪm/

Synonym

同义词
Meaning
a word or phrase that means exactly or nearly the same as another word or phrase in the same language
Example
Happy and joyful are synonyms.
幸福和快乐是同义词。
C2 adjective /ˌɛvəˈnɛsənt/

evanescent

短暂的
Meaning
Quickly fading or disappearing; lasting for only a very short time.
Example
The beauty of the sunset was evanescent, fading within minutes.
夕阳的美丽是短暂的，在几分钟内消失了。
C2 adjective /ˈdʒɒkənd/

jocund

愉快
Meaning
cheerful and lighthearted
Example
They walked together in a jocund mood after the celebration.
庆祝后，他们在愉快的心情下一起走着。
C2 adjective /ˈdɔːrsəl/

dorsal

背鳍
Meaning
Relating to the back or upper side of an animal or body part.
Example
Sharks have a prominent dorsal fin.
鲨鱼有一个显眼的背鳍。
B1 noun /ˈpænəl/

panel

面板, 法官小组
Meaning
a group of people gathered to discuss, judge, or advise on a particular topic
Example
The panel of judges announced the winner of the competition.
法官小组宣布了比赛的获胜者。
A2 adjective /ˈmærid/

Married

已婚
Meaning
having a husband or wife
Example
She is married to a doctor.
她已婚，丈夫是一位医生。
A2 noun /wɛb/

web

Meaning
a network of fine threads spun by a spider or a complex interconnected system
Example
The spider spun a large web in the corner of the room.
B1 noun /kræft/

craft

技能，工艺，手工艺
Meaning
an activity involving skill in making things by hand; a trade or occupation
Example
She has mastered the craft of pottery.
她精通陶艺的工艺。
C2 adjective /ˈbʌlbəs/

bulbous

膨胀的 / 圆形的
Meaning
Bulging, round, or swollen in shape; resembling a bulb.
Example
The frog had a bulbous nose and big eyes.
青蛙有一个膨胀的鼻子和大眼睛。
C1 noun /ˈʃɪvəlri/

chivalry

骑士精神
Meaning
The medieval knightly system with its moral, social, and religious code; courteous behavior, especially toward women.
Example
The knight lived by the code of chivalry.
骑士遵循骑士精神的规范。
C2 adjective /ˌmɪsənˈθrɑːpɪk/

misanthropic

厌人症的
Meaning
having or showing a dislike of humankind
Example
His misanthropic attitude made it difficult for him to make friends.
他那种厌人症的态度让他难以交到朋友。
C2 noun /ˌɔːrəˈtɔːri.oʊ/

oratorio

宗教音乐作品
Meaning
A large-scale musical composition for orchestra, choir, and soloists, usually on a sacred theme, performed without costumes or scenery.
Example
Handel's 'Messiah' is one of the most famous oratorios ever written.
亨德尔的《弥赛亚》是最著名的宗教音乐作品之一。
B2 noun ˈdʒes.tʃərz

gestures

手势
Meaning
Body movements, especially of hands, face, or body when speaking.
Example
Effective gestures add emphasis to a speech.
有效的手势为演讲增添了强调。
B1 noun /ɪnˈstrʌkʃən/

instruction

指令
Meaning
Detailed information telling how something should be done or operated.
Example
Please read the instruction carefully before using the machine.
请在使用机器前仔细阅读指令。
B2 adjective dʒəˈnet.ɪk

genetic

遗传的
Meaning
Relating to genes or heredity; concerning the transmission of inherited characteristics.
Example
Genetic traits influence physical characteristics.
遗传特征影响身体特征。
C2 verb /dɪˈstreɪn/

distrain

扣押
Meaning
to seize someone's property in order to obtain payment of rent or other money owed
Example
The landlord distrained the tenant's furniture for unpaid rent.
房东因租金未付扣押了租客的家具。
C1 noun /ˌhoʊmiˈɑːpəθi/

homeopathy

顺势疗法
Meaning
a system of alternative medicine based on treating diseases with highly diluted substances
Example
He believes in homeopathy for treating common colds.
他相信顺势疗法来治疗常见感冒。
C1 adjective /ˈɛm.ɪ.nənt/

eminent

杰出
Meaning
Famous and respected within a particular sphere or profession.
Example
He is an eminent scientist known for groundbreaking research.
他是一个杰出的科学家，以开创性的研究而闻名。
B2 noun /soʊl/

Sole

脚底; 鞋底
Meaning
the bottom part of the foot; the bottom part of a shoe
Example
I have a blister on the sole of my foot.
我的脚底有个水泡。
A1 adverb /aʊt/

out

外面
Meaning
moving or appearing away from the inside or center; not at home or present
Example
He stepped out of the room quietly.
他悄悄地走出房间。
B2 verb /blɪŋk/

blink

眨眼
Meaning
to close and open the eyes quickly.
Example
She blinked rapidly to clear the dust from her eyes.
她迅速眨眼清除眼中的灰尘。
B1 adjective /ˈiː.ɡər/

Eager

渴望的; 兴奋的; 热切的
Meaning
showing keen interest; enthusiastic; having or showing desire and excitement
Example
She was eager to start her new job.
她急切地等待着开始她的新工作。
C2 verb /ˌɪnkəˈpæsɪteɪt/

incapacitate

使无法运作
Meaning
to deprive someone or something of the ability or strength to function
Example
The severe injury incapacitated the player for the rest of the season.
重伤使球员在赛季剩余的时间内无法参赛。
A2 verb /əˈvɔɪd/

avoid

避免
Meaning
To keep away from or stop oneself from doing something.
Example
He tries to avoid junk food.
他尽量避免吃垃圾食品。
C2 adjective /kənˌtɛmpəˈreɪniəs/

contemporaneous

同时代的
Meaning
existing, happening, or occurring at the same time
Example
The two artists were contemporaneous and often influenced each other.
这两位艺术家是同时代的，并且经常互相影响。
B2 adjective /ˌsʌp.lɪˈmen.tər.i/

Supplementary

补充的; 附加的; 额外的
Meaning
completing or making an addition to something; additional; extra
Example
Students need to buy supplementary books for the course.
学生需要为课程购买补充书籍。
A2 noun /ˈæk.ʃən/

Action

行动; 活动
Meaning
the process of doing something; something that is done
Example
We need to take action to solve this problem.
我们需要采取行动来解决这个问题。
C2 noun /ˈhɑːr.bɪn.dʒər/

Harbinger

先兆
Meaning
a person or thing that announces or signals the approach of another; a forerunner of something
Example
The first robin of spring is often considered a harbinger of warmer weather to come.
春天的第一只知更鸟常被认为是即将来临的温暖天气的先兆。
C2 adjective /ˌvælɪˈdɪktəri/

valedictory

告别的
Meaning
Serving as a farewell or parting; relating to a valediction.
Example
He delivered a valedictory speech at the conference.
他在会议上做了告别演讲。
C2 noun /ˈkɒnsənəns/

consonance

和谐, 音响和谐
Meaning
Agreement or harmony among parts; a pleasing combination of sounds in music or words.
Example
The consonance between their ideas made the project successful.
他们的思想之间的和谐使得项目成功。
C2 adjective fɔːˈtjuː.ɪ.təs

fortuitous

偶然的
Meaning
Happening by accident or chance rather than design; lucky or fortunate.
Example
Their meeting was purely fortuitous.
他们的相遇完全是偶然的。
C2 noun /ˌɪn.trəˈɡreʃ.ən/

introgression

基因引入
Meaning
The transfer of genetic information from one species to another through repeated backcrossing.
Example
Introgression plays a significant role in plant breeding.
基因引入在植物育种中起着重要作用。
C2 noun /ˈkʌvən/

coven

女巫集会
Meaning
a group or gathering of witches
Example
The witches met secretly in a coven in the forest.
女巫们在森林中的一个女巫集会中悄悄聚集。
C2 noun /ˈhɔːzər/

hawser

用于系船或拖船的粗绳
Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
水手们用一根重的豪泽把船固定在码头。
B2 adverb /wɛərˈbaɪ/

whereby

通过
Meaning
by which; because of which
Example
The company agreed to a contract whereby it would pay the penalty.
公司同意了一份合同，通过它将支付罚款。
C2 adjective /ɪnˈsɪpiənt/

incipient

初期的
Meaning
in an initial stage; beginning to develop
Example
The incipient storm made the sky turn dark and heavy.
初期的风暴使天空变得阴暗而沉重。
C2 noun /ɪnˈfrækʃən/

infraction

违规
Meaning
A violation or breach of a rule, law, or agreement.
Example
The student was punished for a minor infraction of the school rules.
学生因轻微违反学校规则而受到惩罚。
C1 noun /ˈkaʊərdɪs/

cowardice

懦弱
Meaning
lack of courage; behavior showing fear
Example
His cowardice prevented him from speaking up.
他的懦弱让他无法发言。
C1 noun /fiːt/

feat

壮举
Meaning
an achievement that requires great courage, skill, or strength
Example
Climbing Mount Everest was a remarkable feat.
攀登珠穆朗玛峰是一项非凡的壮举。
B2 noun /ˈɡləʊ.bəl piːs/

global peace

全球和平
Meaning
Worldwide harmony and absence of conflict between nations.
Example
Global peace requires collective efforts.
全球和平需要集体努力。
B2 adjective /bəˈtænɪkəl/

botanical

植物学的
Meaning
relating to plants or plant life
Example
She works at the botanical garden.
她在植物园工作。
C2 adjective /ɪˈkwɪvəkəl/

equivocal

模棱两可
Meaning
Open to more than one interpretation; ambiguous.
Example
His equivocal answer confused everyone.
他的模棱两可回答让大家困惑。
C2 noun /ˈbɔːbəl/

bauble

小饰品
Meaning
A small, decorative trinket or ornament, often of little value.
Example
She wore a shiny bauble around her neck.
她脖子上戴着一个闪亮的小饰品。
B2 noun, verb /sɪn/

sin

罪
Meaning
an immoral act considered to be a transgression against divine law; to commit an offense against religious or moral law
Example
He confessed his sin to the priest.
他向神父忏悔了他的罪。
C1 adjective /ˈkæni/

canny

精明
Meaning
Having good judgment, especially in business or practical matters; shrewd.
Example
She made a canny investment in real estate.
她在房地产方面做出了精明的投资。
C1 adjective /pəˈroʊkiəl/

parochial

狭隘的
Meaning
Having a limited or narrow outlook; relating to a parish.
Example
His parochial view prevented him from understanding global issues.
他狭隘的观点使他无法理解全球性问题。
C1 noun /ˈkɒndjuɪt/ or /ˈkɑːnduɪt/

conduit

管道 / 媒介
Meaning
a channel or pipe for conveying water, electricity, or information
Example
The cable was placed inside a protective conduit.
电缆被放入保护管道中。
B1 adjective /ˈnær.oʊ/

Narrow

狭窄的; 限制的; 受限的
Meaning
having a small width; thin; limited in scope; restricted
Example
The narrow street was barely wide enough for two cars.
这条狭窄的街道几乎不足以容纳两辆车。
C1 adjective /dɪˈsɪd.ju.əs/

deciduous

落叶性
Meaning
Referring to trees that shed their leaves seasonally, typically in autumn.
Example
Oak and maple trees are deciduous, shedding leaves in autumn.
橡树和枫树是落叶性树木，在秋天掉落叶子。
C2 adjective /ˈkælkjʊləbl/

calculable

可计算的
Meaning
Capable of being calculated, estimated, or measured.
Example
The risk involved in the project is calculable.
项目中的风险是可以计算的。
C1 noun /ˈneɪ.vəl/

Navel

肚脐
Meaning
the small hollow in the center of the stomach where the umbilical cord was attached
Example
The baby's navel cord fell off after a week.
婴儿的脐带一周后掉了。
B1 noun /ˈseɪ.ɪŋ/

Saying

谚语
Meaning
a well-known phrase that expresses something true about life; a proverb
Example
There's an old saying that practice makes perfect.
有一句老话说，实践出真知。
B2 noun /ræk/

Rack

架子
Meaning
a framework or structure for holding or storing things
Example
She hung her coat on the rack by the door.
她把外套挂在门旁的架子上。
A2 noun/verb /ˈsɜːrkəl/

circle

圆圈
Meaning
a round shape; to move all the way around something
Example
The children sat in a circle.
孩子们坐成了一个圈。
C2 adjective /ˈhæŋ.dɔːɡ/

hangdog

尴尬
Meaning
looking or feeling ashamed, guilty, or defeated.
Example
He gave me a hangdog look after being caught lying.
他在被抓到撒谎后，给了我一个尴尬的表情。
C1 verb /plɒd/

plod

缓慢而坚定地工作
Meaning
to work slowly and steadily, often with effort or difficulty
Example
He plodded through his homework despite feeling tired.
尽管他感到疲倦，他还是慢慢地完成了作业。
C2 noun /pɛnˈtæmɪtər/

pentameter

五步格
Meaning
A line of verse consisting of five metrical feet.
Example
Shakespeare often wrote his plays in iambic pentameter.
莎士比亚常常用五步格写剧本。
C1 adjective /rɪˈzɪstɪv/

resistive

电阻性
Meaning
tending to resist or oppose; in physics, relating to electrical resistance
Example
The material has resistive properties that slow down current flow.
该材料具有电阻特性，能够减慢电流流动。
C1 noun /meər/

Mare

母马
Meaning
an adult female horse
Example
The beautiful mare galloped across the meadow.
美丽的母马在草地上飞奔。
B2 noun /ˈspəʊkswɪmən/

spokeswoman

发言人女性
Meaning
a woman who speaks on behalf of a group or organization
Example
The spokeswoman for the company announced the new product.
公司的发言人宣布了新产品。
C1 adjective /ˌʌnkɒnstɪˈtuːʃənəl/

Unconstitutional

违宪的
Meaning
not in accordance with a political constitution; violating constitutional principles
Example
The court declared the new law unconstitutional.
法院宣布这项新法律违宪。
B2 noun /ɡoʊl ˈsɛt.ɪŋ/

goal-setting

目标设定
Meaning
The process of identifying something that you want to accomplish and establishing measurable objectives to achieve it.
Example
Effective goal-setting helps individuals stay focused and motivated.
有效的目标设定帮助个人保持专注和动力。
C2 adjective /ʌnˈflɛdʒd/

unfledged

未经训练的
Meaning
Inexperienced, immature, or not fully developed.
Example
The unfledged writer struggled to complete his first novel.
这个未经训练的作家难以完成他的第一本小说。
A1 verb /kɔːst/

cost

花费
Meaning
to have a price of; to require payment; to cause loss
Example
This book will cost twenty dollars.
这本书将花费二十美元。
B2 adverb /ˈvɜː.tʃu.ə.li/

Virtually

几乎; 实际上;
Meaning
nearly; almost; in effect though not in name
Example
The building was virtually destroyed in the earthquake.
这座建筑在地震中几乎被摧毁。
C2 adjective /səˈdʒɛstəbəl/

suggestible

易受影响的
Meaning
easily influenced by the suggestions of others
Example
Children are highly suggestible and may believe what they are told.
孩子们很容易受到影响，可能会相信他们被告知的事情。
C2 adjective /ɪnˈkoʊətɪv/

inchoative

初步的
Meaning
relating to the beginning of something; in an initial stage
Example
The poet used inchoative expressions to depict the dawn of creation.
诗人使用了初步的表达方式来描绘创世之初。
C2 noun /ˈrɪɡməˌroʊl/

rigmarole

麻烦事
Meaning
a long, complicated, and confusing process or story
Example
Getting a visa was such a rigmarole of paperwork and interviews.
获得签证是一个繁琐的文书工作和面试过程。
C2 noun /ˈhɔːθɔːrn/

hawthorn

有刺灌木
Meaning
A thorny shrub or small tree with white or pink flowers, often used for hedges.
Example
The garden was lined with blooming hawthorn bushes.
花园里种满了盛开的山楂灌木。
B1 noun /ɪnˈdʒɔɪmənt/

enjoyment

享受
Meaning
the state or process of taking pleasure or satisfaction in something
Example
She felt great enjoyment while reading her favorite book.
她在阅读她最喜欢的书时感到极大的享受。
B2 noun /ˈkæʃuː nʌts/

Cashew nuts

腰果
Meaning
kidney-shaped nuts from the cashew tree, commonly eaten as snacks or used in cooking
Example
Cashew nuts are often used in Indian sweets and curries.
腰果常用于印度的甜点和咖喱中。
A1 noun /deɪts/

Dates

枣
Meaning
sweet brown oval fruits that grow on date palm trees
Example
Dates are commonly eaten during Ramadan to break the fast.
日期通常在斋月期间食用，用来打破禁食。
C1 verb /dɪsˈpærɪdʒ/

disparage

Meaning
to criticize someone or something in a way that shows a lack of respect
Example
It is unfair to disparage people for their opinions.
B1 adjective /ˈtʃaɪl.dɪʃ/

Childish

孩子气; 典型的儿童行为，但对于成年人不合适
Meaning
immature and silly; behaving in a way that is typical of a child but inappropriate for an adult
Example
His childish behavior during the meeting was quite embarrassing.
他在会议期间的孩子气行为非常令人尴尬。
C1 noun/verb /dɪsˈkwaɪət/

disquiet

Meaning
A feeling of worry or unease; to make someone feel anxious or uneasy.
Example
The strange silence filled the room with disquiet.
C1 noun /ˈprɒvənəns/

provenance

来源
Meaning
The origin or source of something.
Example
The museum verified the provenance of the ancient manuscript.
博物馆验证了古代手稿的出处。
C2 noun /hæɡ/

Hag

巫婆
Meaning
an ugly old woman, especially a vicious or malicious one; a witch
Example
In the fairy tale, the wicked hag lived alone in a cottage deep in the forest.
在这个童话故事中，邪恶的巫婆独自生活在森林深处的小屋里。
C1 noun /ˈnɑv.ɪs/

Novice

新手
Meaning
a person new to or inexperienced in a field or situation; a beginner
Example
As a novice driver, she was very careful on the road.
作为一个新手司机，她在路上非常小心。
C2 verb /ɪmˈpjuːn/

impugn

Meaning
to dispute the truth, validity, or honesty of a statement or motive
Example
The lawyer tried to impugn the credibility of the witness.
B2 verb /ˈsmʌɡəl/

smuggle

Meaning
to move goods illegally into or out of a country
Example
The gang tried to smuggle gold across the border.
B2 noun /dɪˈdʌk.ʃən/

deduction

推理
Meaning
The process of reaching a conclusion through logical reasoning.
Example
His deduction from the evidence was accurate.
他的推理基于证据是准确的。
A2 noun steɪt

state

国家
Meaning
A nation or territory considered as an organized political community under one government.
Example
The state declared a new language policy.
国家宣布了一项新的语言政策。
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。
C1 noun /ˈkɒl.ə.bəʊn/

Collar-bone

锁骨
Meaning
either of the pair of bones joining the breastbone to the shoulder blades; clavicle
Example
He broke his collar-bone in the accident.
他在事故中摔断了锁骨。
A1 noun /weɪ/

Way

方法；方式；道路；途径
Meaning
a method, style, or manner of doing something; a road or path
Example
There must be a better way to solve this problem.
应该有更好的方法来解决这个问题。
C1 adjective fæsˈtɪd.i.əs

fastidious

挑剔的，讲究细节的
Meaning
Very attentive to and concerned about accuracy and detail.
Example
She is fastidious about maintaining cleanliness.
她在保持清洁方面非常讲究。
C1 verb /sərˈpæs/

surpass

超越
Meaning
to exceed or go beyond
Example
Her performance surpassed all expectations.
她的表现超出了所有预期。
C1 noun /ˈsɛntrɪˌfjuːdʒ/

centrifuge

离心机
Meaning
A machine that spins substances at high speed to separate different components.
Example
The lab technician used a centrifuge to separate the blood cells from the plasma.
实验室技术员使用离心机将血细胞从血浆中分离出来。
C2 noun /ˈmætrɪˌsaɪd/

matricide

弑母
Meaning
The act of killing one's own mother.
Example
The crime of matricide shocked the entire town.
弑母罪震惊了整个城市。
B2 noun /ˈtreɪdmɑːrk/

trademark

商标
Meaning
a symbol, word, or words legally registered or established by use as representing a company or product
Example
The company’s logo is its trademark.
公司的标志就是它的商标。
C1 verb /fret/

fret

担心
Meaning
to worry or be anxious; to be troubled
Example
Don't fret about the exam results.
不要为考试成绩而烦恼。
B2 noun /trænˈzækʃən/

transaction

交易
Meaning
an instance of buying or selling something; a business deal or exchange
Example
Every online transaction is recorded for security purposes.
每一笔在线交易都会为了安全目的而被记录。
B1 noun /ˌɪntərˈækʃən/

interaction

相互作用
Meaning
The process of people or things acting upon or influencing each other.
Example
The teacher encouraged more interaction between students.
老师鼓励学生之间更多的互动。
C1 noun /ˈfɔːrwɜːrd/

foreword

前言
Meaning
a short introduction at the beginning of a book, typically written by someone other than the author
Example
The foreword of the book was written by a famous historian.
这本书的前言是由一位著名的历史学家写的。
B1 noun /ˈtreɪnər/

trainer

教练
Meaning
a person who teaches skills or gives training
Example
The fitness trainer helped me improve my posture.
健身教练帮助我改善了姿势。
B1 noun /priːst/

priest

牧师
Meaning
a person who performs religious duties and ceremonies
Example
The priest blessed the congregation during the Sunday service.
牧师在主日礼拜期间祝福了会众。
C1 noun ˈsɪmbəlɪzəm

symbolism

象征主义
Meaning
The use of symbols to represent ideas or qualities.
Example
The use of symbolism in the novel is masterful.
小说中的象征主义运用巧妙。
C2 noun /ˌtɜːdʒɪvərˈseɪʃən/

tergiversation

回避, 背离
Meaning
Evasion of straightforward action or speech; changing sides or being inconsistent.
Example
The politician’s tergiversation frustrated his supporters.
政治家的回避行为让他的支持者感到沮丧。
C2 noun /ˈæpəˌsteɪt/

apostate

叛教者
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
他在放弃自己社群的信仰后，被贴上了叛教者的标签。
B2 adjective /ˈstæt.ɪk/

static

静态
Meaning
Lacking in movement, action, or change; stationary.
Example
Static ideas hinder progress.
静态的想法阻碍了进步。
A2 noun /ˈæk.sɪ.dənt/

accident

事故
Meaning
An unfortunate incident that happens unexpectedly and unintentionally.
Example
Safety measures aim to prevent accidents.
安全措施旨在防止事故发生。
C1 noun /pɪˌdɛs.tri.ə.naɪˈzeɪ.ʃən/

pedestrianization

行人化
Meaning
Making areas pedestrian-friendly, closing any area to vehicle traffic and making it open only for pedestrians.
Example
The pedestrianization of city centers reduces pollution.
城市中心的行人化减少了污染。
C1 adjective /ɪnˈvɜːs/

Inverse

相反的；反向的
Meaning
opposite in order, nature, or effect; reversed
Example
There is an inverse relationship between price and demand.
价格和需求之间存在逆向关系。
C1 adjective /ˌʌndərɪkˈspoʊzd/

underexposed

曝光不足，忽视的
Meaning
insufficiently exposed to light (in photography) or not given enough attention
Example
The photo was underexposed and looked too dark.
照片曝光不足，看起来太暗了。
B2 noun /kənˈvɛn.ʃən.əl ˈfɑːr.mɪŋ/

conventional farming

传统农业
Meaning
Traditional farming method using synthetic fertilizers, pesticides, and modern technology.
Example
Conventional farming increases crop production using fertilizers.
传统农业通过使用肥料增加作物生产。
C2 verb /ɡɪld/

gild

镀金
Meaning
to cover something with a thin layer of gold or to make something appear more attractive than it really is
Example
The craftsman gilded the frame to give it a luxurious look.
工匠给框架镀上了金色，使它看起来更加奢华。
C1 adjective prəˈtræk.tɪd

protracted

延长的, 持久的, 拉长的
Meaning
Lasting for a long time or longer than expected or usual.
Example
The negotiations were protracted over months.
谈判持续了几个月。
A2 noun /ˈpɑːsˌpɔːrt/

passport

护照
Meaning
an official government document that identifies a person and allows them to travel internationally
Example
She renewed her passport before traveling abroad.
她在出国前更新了她的护照。
B2 adjective /əˈfektɪd/

Affected

受影响的；被触动的
Meaning
influenced; impacted; touched by something
Example
The flood-affected areas need immediate assistance.
受洪水影响的地区需要立即的援助。
A2 verb /lɪft/

lift

举起
Meaning
to raise or move upward; to pick up
Example
He lifted the heavy box with effort.
他费力地抬起了那个沉重的箱子。
B2 verb /ɒpt/

opt

选择
Meaning
to choose or decide to do something instead of something else
Example
Many students opt to study abroad for better opportunities.
许多学生选择出国留学以获得更好的机会。
C2 adjective /ˌɪndaɪˈdʒestəbəl/

Indigestible

难以消化; 难以处理
Meaning
difficult or impossible to digest; hard to process in the stomach
Example
The old bread became hard and indigestible.
老面包变得坚硬且难以消化。
B2 adjective /ˈvɛriəbl/

Variable

可变的
Meaning
able to change; not consistent or having a fixed pattern
Example
The weather has been very variable this week.
这周的天气变化很大。
A2 noun ˈprəʊɡres

progress

进步
Meaning
Forward or onward movement towards a destination or a more advanced state.
Example
Progress in recycling technologies can tackle pollution.
回收技术的进步可以应对污染。
C2 adjective /ˈsʌb.æs.ɪd/

subacid

轻微酸
Meaning
Slightly sour or acidic in taste or nature.
Example
The fruit had a subacid flavor that was refreshing on a hot day.
这种水果有一种轻微酸的味道，在炎热的日子里非常清爽。
B2 noun /ˌæljuˈmɪniəm/

aluminium

铝
Meaning
a lightweight, silvery-white metal used widely in manufacturing and packaging
Example
Aluminium is commonly used to make cans and aircraft parts.
铝常用于制造罐头和飞机部件。
B1 noun /ˈwiːltʃeər/

wheelchair

轮椅
Meaning
a chair with wheels, used by people who cannot walk easily or at all
Example
The hospital provided a wheelchair for the injured patient.
医院为受伤的病人提供了轮椅。
C2 noun /ɪkˈspiːdiənsi/

expediency

机会主义
Meaning
the quality of being convenient and practical despite possibly being improper or immoral
Example
He acted out of political expediency rather than principle.
他是出于政治机会主义而非原则行事。
C2 adjective, noun /ˈɡreɪtɪŋ/

grating

刺耳的声音 / 金属栅栏
Meaning
Harsh and unpleasant to the senses, especially sound; a framework of bars covering an opening.
Example
The teacher's grating voice made it hard to concentrate.
老师刺耳的声音让集中注意力变得困难。
A1 noun /ˈwɛnzdeɪ/

wednesday

星期三
Meaning
the fourth day of the week, following Tuesday and preceding Thursday
Example
The meeting has been scheduled for Wednesday afternoon.
会议安排在星期三下午。