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B2 noun /vəˈlɪd.ɪ.ti/

Validity

有效性
Meaning
the quality of being legally or officially acceptable; the quality of being logically or factually sound
Example
The validity of the contract expires next month.
合同的有效性将在下个月到期。
C1 noun/adjective /klɛft/

cleft

裂缝
Meaning
a split or crack; a space or opening made by cleavage
Example
The goat disappeared into a cleft in the rocks.
山羊消失在岩石中的裂缝里。
C2 noun /ˈmɛtrəˌnoʊm/

metronome

节拍器
Meaning
A device that produces regular ticks or beats to help musicians maintain tempo.
Example
She practiced the piano with a metronome to keep steady timing.
她用节拍器练习钢琴，以保持稳定的节奏。
B1 noun /ˈleɪ.ər/

Layer

层; 层次;
Meaning
a sheet, quantity, or thickness of material, typically one of several, covering a surface or body
Example
The cake has three layers of chocolate.
蛋糕有三层巧克力。
B2 noun /səbˈmɪʃən/

submission

提交, 顺从
Meaning
the act of yielding to authority or presenting something for consideration
Example
Her submission of the report was appreciated by the manager.
她提交的报告受到了经理的赞赏。
C1 adjective /ˌpriːdɪˈspoʊzd/

predisposed

倾向
Meaning
Likely or inclined to be affected by something in advance.
Example
She is predisposed to trust people easily.
她容易轻易相信别人。
C2 noun /ænˈtɪpəθi/

antipathy

反感
Meaning
a deep-seated feeling of dislike or aversion toward something or someone
Example
There was a mutual antipathy between the two rival companies.
两家竞争对手之间存在相互的反感。
B1 noun /əˌkɒm.əˈdeɪ.ʃənz/

accommodations

住宿
Meaning
Lodging; room and board; places to stay.
Example
The students had proper accommodations.
学生们有适当的住宿安排。
B2 noun /dɔːn/

Dawn

黎明
Meaning
the first appearance of light in the sky before sunrise; the beginning or start of something
Example
The fishermen set out to sea before dawn to catch the morning tide.
渔民们在黎明前出海，赶上早潮。
B2 verb /ˈrendər/

render

提供
Meaning
to provide or give; to make or cause to become
Example
The artist renders the scene beautifully.
艺术家美丽地渲染了场景。
C2 noun /ɛθˈnɒlədʒi/

ethnology

民族学
Meaning
the study of the characteristics of different peoples and the differences and relationships between them
Example
She specialized in ethnology to better understand cultural diversity.
她专攻民族学，以更好地理解文化多样性。
C1 adjective /ˈmjuːtɪd/

muted

柔和的
Meaning
softened in sound, color, or effect; subdued
Example
The room was painted in muted shades of blue and grey.
房间用蓝色和灰色的柔和色调粉刷。
C2 adjective /kəˈprɪʃəs/

capricious

善变的
Meaning
given to sudden and unaccountable changes of mood or behavior
Example
The stock market can be capricious, shifting dramatically without warning.
股票市场可能是善变的，剧烈变化没有警告。
C1 noun /kənˈtɛndər/

contender

竞争者, 争夺者
Meaning
a person or team competing for a title or prize
Example
She is a strong contender for the mayoral position.
她是市长职位的强有力竞争者。
C1 noun /fɔːrˈmæl.ə.ti/

Formality

形式
Meaning
the rigid observance of rules of convention or etiquette; a thing done simply to comply with requirements
Example
The signing of the contract was just a formality; the deal was already agreed upon.
签署合同只是一个形式；交易已经达成。
C2 noun /sɪlf/

sylph

空灵精灵
Meaning
A mythical spirit of the air; also refers to a slender, graceful woman.
Example
She moved across the stage like a sylph, light and graceful.
她像一个空灵精灵一样轻盈而优雅地在舞台上移动。
C1 noun /ˈpɒlɪɡlɒt/

polyglot

多语者
Meaning
a person who knows and can use several languages
Example
She is a polyglot, fluent in English, Spanish, and Bengali.
她是一个多语者，精通英语、西班牙语和孟加拉语。
B2 verb /ɪnˈtriːɡ/

intrigue

引起兴趣
Meaning
to arouse curiosity or interest; to make someone fascinated
Example
The mystery novel will intrigue any reader.
神秘小说将引起任何读者的兴趣。
A2 noun /sɛlf/

self

自我
Meaning
a person's essential being that distinguishes them from others, especially considered as the object of introspection or reflexive action
Example
She has a strong sense of self.
她有强烈的自我意识。
B1 noun /ˈmɛdəl/

medal

奖牌
Meaning
a piece of metal given as an award for achievement
Example
She won a gold medal in the 100-meter race.
她在100米赛跑中获得了金牌。
B2 noun ˈmʌltiˌtɑːskɪŋ

multitasking

多任务处理
Meaning
The performance of more than one task at the same time
Example
Multitasking reduces efficiency.
多任务处理降低了效率。
B1 adjective /ˌstreɪt ˈfɔːr.wərd/

Straight forward

诚实直率; 不复杂; 容易理解
Meaning
honest and open; not complicated; easy to understand
Example
His explanation was very straightforward and easy to follow.
他的解释非常直白，并且易于理解。
B2 adjective /ˈhɑːrtˌbreɪkɪŋ/

Heartbreaking

令人心碎的; 令人痛心的; 心碎的
Meaning
causing overwhelming distress; very sad or disappointing
Example
The documentary showed heartbreaking scenes of children in poverty.
纪录片展示了贫困中孩子们令人心碎的场景。
C2 adjective /ˈfluːtɪd/

fluted

有沟槽的
Meaning
having grooves or ridges, often for decoration
Example
The vase had a beautiful fluted design around the rim.
花瓶的边缘有一个美丽的有沟槽的设计。
C1 noun /ˈstɔːrhaʊs/

storehouse

仓库
Meaning
A place where goods, supplies, or valuables are stored; a repository
Example
The warehouse acted as a storehouse for all the imported goods.
这个仓库作为所有进口商品的storehouse。
C1 adjective /ɪˈfɛm.ər.əl/

ephemeral

短暂
Meaning
Lasting for a very short time; temporary or transitory.
Example
The beauty of cherry blossoms is ephemeral.
樱花的美丽是短暂的。
C2 adjective /ˈæsɪnaɪn/

asinine

愚蠢的
Meaning
Extremely foolish or stupid.
Example
It was an asinine idea to drive into the storm without checking the weather.
在没有检查天气的情况下开车进入暴风雨是一个愚蠢的主意。
B2 noun /ˈkaʊnsəlɪŋ/

counseling

咨询
Meaning
professional guidance or therapy to help resolve personal or psychological problems
Example
She decided to go for counseling after feeling stressed for months.
在感到几个月的压力后，她决定去咨询。
B2 noun /ˈpæʃ.ən/

Passion

热情
Meaning
strong enthusiasm or excitement for something; intense emotion or feeling
Example
Her passion for music led her to become a professional singer.
她对音乐的热情促使她成为一名职业歌手。
C2 noun, verb /ˈkæŋkər/

canker

Meaning
A fungal disease of plants; an ulcerous sore in the mouth; to corrupt or destroy slowly
Example
The tree was infected with a canker that damaged its bark.
C1 noun ˌmʌn.ɪ.taɪˈzeɪ.ʃən

monetization

将资产或服务转化为赚取金钱的方式
Meaning
Converting an asset or service into a way of earning money.
Example
YouTube allows content creators to earn money through monetization.
YouTube 允许内容创作者通过货币化赚取收入。
B2 verb /kloʊð/

clothe

穿衣
Meaning
to put clothes on; to dress; to provide with clothing
Example
She clothed the baby in warm garments.
她把宝宝穿上了温暖的衣服。
B2 adjective /ˈdɪl.ɪ.dʒənt/

Diligent

勤奋的
Meaning
hardworking and careful; showing persistent effort
Example
She is a diligent student who studies every day.
她是一个勤奋的学生，每天都在学习。
C2 adjective /roʊn/

roan

罗恩马
Meaning
denoting an animal, especially a horse, having a coat of mixed colors, typically reddish-brown and white
Example
The rider mounted a roan horse with a speckled coat.
骑手骑上了一匹罗恩马，身上有斑点的毛皮。
B1 noun səˈplaɪ

supply

供应。供给。
Meaning
A stock or amount of something supplied or available for use.
Example
Supply chains ensure resource availability.
供应链确保资源的可用性。
B2 adjective /ˈfɜːr.taɪl/

Fertile

肥沃的
Meaning
capable of producing abundant vegetation or crops; able to conceive children
Example
The fertile soil in this region makes it perfect for growing vegetables.
这个地区的肥沃土壤使其成为种植蔬菜的理想之地。
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。
B2 adverb /ˈdʌbli/

doubly

双重地
Meaning
in a twofold manner; to twice the degree
Example
She felt doubly fortunate after winning the prize and getting a promotion.
在赢得奖项并获得晋升后，她感到双倍幸运。
C1 adjective /ˈɪmpjəd(ə)nt/

impudent

无礼的，厚颜无耻的
Meaning
not showing due respect for another person; rude
Example
The impudent child talked back to the teacher.
那个无礼的孩子顶撞老师。
C2 noun /bɪˈhiː.mɒθ/

behemoth

庞然大物
Meaning
Something enormous, especially a large and powerful organization.
Example
The company grew into a corporate behemoth.
公司发展成了一个企业庞然大物。
C2 adjective /ˈvɪndɪkətɔːri/

vindicatory

辩护的
Meaning
Serving to justify, clear of blame, or defend.
Example
His vindicatory remarks restored his reputation.
他的辩护性评论恢复了他的声誉。
C1 verb /ˈpɛtrɪfaɪ/

petrify

石化
Meaning
to make someone so frightened that they are unable to move or think; to turn into stone
Example
The loud noise petrified the little child.
大声的噪音让孩子石化了。
B1 noun /dɒt/

dot

点
Meaning
a small round mark or spot
Example
She drew a red dot on the paper.
她在纸上画了一个红点。
B2 noun /ˈfeð.ər/

Feather

鸟羽毛
Meaning
one of the light structures that cover a bird's body
Example
The peacock has beautiful colorful feathers.
孔雀有美丽的五彩斑斓的羽毛。
C1 adjective /ˈʃɪvəlrəs/

chivalrous

骑士风范
Meaning
Behaving in a courteous, gallant, and honorable way, especially toward women.
Example
He was chivalrous, always opening doors for others.
他是骑士风范，总是为他人开门。
B2 noun /ˈfræk.ʃən/

Fraction

分数; 部分
Meaning
a numerical quantity that is not a whole number; a small or tiny part of something
Example
Only a small fraction of the population voted in the local election.
只有一小部分人口在当地选举中投票。
B2 adjective /ˌɪnkəmˈpliːt/

incomplete

不完整
Meaning
Not finished, lacking some parts or not whole.
Example
Her report was incomplete and needed further details.
她的报告不完整，需要更多细节。
B2 noun /ˌrɛvəˈleɪʃən/

revelation

启示
Meaning
A surprising and previously unknown fact, especially one made known in a dramatic way.
Example
The book was full of shocking revelations about the politician.
这本书充满了对政治家的震惊启示。
C2 noun /jɔːr/

yore

过去
Meaning
Time long past; bygone days.
Example
Legends of yore still inspire people today.
过去的传说至今仍然激励着人们。
B1 noun ˈliː.də.ʃɪp

leadership

领导力
Meaning
The action of leading a group of people or an organization.
Example
Leadership is crucial for institutional success.
领导力对于机构成功至关重要。
B2 noun /ˈmɜːrtʃənt/

merchant

商人
Meaning
a person or company involved in the trade of goods, especially in large quantities
Example
The merchant sold spices from distant lands.
商人出售来自遥远土地的香料。
C1 verb /bʌdʒ/

budge

Meaning
To move slightly; to change one’s opinion or position.
Example
Despite the pressure, he refused to budge from his decision.
C2 verb /ɪnˈfætʃueɪt/

infatuate

迷恋
Meaning
to inspire with an intense but short-lived passion or admiration
Example
He was infatuated with her beauty.
他被她的美貌迷住了。
C1 noun prɪˈdɪk.ə.mənt

predicament

困境
Meaning
A difficult, unpleasant, or embarrassing situation.
Example
Losing both jobs put him in a financial predicament.
失去两份工作让他陷入了财务困境。
C1 noun /ræˈpɔːr/

rapport

关系
Meaning
A close and harmonious relationship in which the people or groups concerned understand each other's feelings or ideas.
Example
The teacher built a strong rapport with her students.
老师与学生建立了良好的关系。
B2 adverb /rɪˈmɑːrkəbli/

remarkably

引人注目地
Meaning
in a way that is worthy of attention or notice; surprisingly
Example
She did remarkably well in the competition.
她在比赛中表现得引人注目。
C1 adjective /ˈsɛnʃuəs/

sensuous

感官的
Meaning
Relating to or affecting the senses rather than the intellect; pleasing to the senses.
Example
The garden was filled with sensuous colors and fragrances.
花园里充满了感官的色彩和香气。
C1 noun ɪnˈdʌldʒəns

indulgence

放纵
Meaning
The practice of allowing oneself to enjoy the pleasure of something.
Example
His indulgence in junk food affected his health.
他在垃圾食品上的放纵影响了他的健康。
B2 adjective /ˈtaɪərləs/

tireless

不知疲倦
Meaning
Showing great effort or energy without becoming tired.
Example
She worked tirelessly to complete the project on time.
她不知疲倦地工作，按时完成了项目。
C2 verb /ɪnˈkʌmbər/

encumber

负担
Meaning
to burden or weigh down something, making it difficult to move or progress
Example
She was encumbered by the heavy luggage during her journey.
她在旅行中因沉重的行李而感到负担沉重。
C2 adjective /ˈliːənaɪn/

leonine

像狮子一样的
Meaning
Of or resembling a lion.
Example
His leonine hair made him stand out in the crowd.
他那像狮子一样的头发让他在人群中显得与众不同。
B2 noun /ˈdʒes.tʃər/

Gesture

手势
Meaning
a movement of part of the body, especially a hand or the head, to express an idea or meaning
Example
She made a welcoming gesture with her hands to invite the guests inside.
她用手做了一个欢迎的手势，邀请客人进来。
C2 noun, adjective /ɪˈklɪptɪk/

ecliptic

黄道
Meaning
The apparent path of the sun across the sky; relating to eclipses or this path.
Example
The ecliptic is the plane of Earth's orbit around the Sun.
黄道是地球围绕太阳公转的平面。
C2 adjective /ˈskʌr.ɪ.ləs/

scurrilous

恶意中伤的
Meaning
Using or expressed in coarse, abusive, or slanderous language.
Example
The politician faced criticism for his scurrilous remarks about his opponent.
那位政治家因其对对手的恶意中伤言论而面临批评。
C2 adverb /ˌðeərˈwɪð/

Therewith

与此一起;
Meaning
together with that; in addition to that
Example
He handed me the contract and the pen therewith.
他把合同和笔与此一起交给了我。
C2 noun /ˌdɪvɪˈneɪʃən/

divination

占卜
Meaning
the practice of seeking knowledge of the future or the unknown by supernatural means
Example
Ancient people often relied on divination to guide important decisions.
古人常常依赖占卜来指导重要的决策。
C1 adverb /ɪnˈvɜːrs.li/

Inversely

反向地; 相反地
Meaning
in a way that is opposite or contrary; in reverse order or manner
Example
The price of goods is inversely related to their availability in the market.
商品的价格与其在市场上的可得性成反比。
B2 verb /briːd/

breed

繁殖, 养育
Meaning
to produce young animals; to reproduce; to keep animals for producing young
Example
They breed horses on their farm.
他们在他们的农场上繁殖马。
C2 noun /ˈdɒldrəmz/

doldrums

Meaning
A state of inactivity, stagnation, or low spirits; also a region near the equator with calm winds.
Example
After the project failed, the team was stuck in the doldrums for months.
B1 noun /ˈhɛdˌlaɪn/

headline

头条新闻
Meaning
The title of a newspaper article printed in large letters.
Example
The scandal made front-page headlines.
丑闻成为了头条新闻。
B1 noun ˈtʃɑː.dʒɪŋ

charging

充电
Meaning
The process of supplying electrical energy to recharge a battery or power source.
Example
Electric vehicle charging stations are increasing in cities.
电动车充电站在城市中越来越多。
C1 noun /ˈdɑː.mə.saɪl/

domicile

住所
Meaning
A person's legal residence or permanent home.
Example
He declared Canada as his legal domicile.
他宣布加拿大为他的法定住所。
C1 verb /θrɒb/

throb

跳动
Meaning
to beat or pulse strongly, often with pain
Example
His head began to throb after the long day.
他的一天结束后，头开始跳动。
B1 noun /rɪˈliːf/

Relief

宽慰; 安慰; 援助
Meaning
a feeling of comfort after worry or distress; assistance given to those in need
Example
She felt great relief when the exam was over.
她在考试结束时感到极大的宽慰。
B2 adjective /ˈʃeɪm.fəl/

Shameful

可耻的; 不光彩的; 令人尴尬的
Meaning
causing shame; disgraceful; embarrassing
Example
His shameful behavior embarrassed the entire family.
他可耻的行为让整个家庭感到尴尬。
C2 noun /ˈbʌskɪn/

buskin

厚底靴
Meaning
A type of thick-soled boot that reaches halfway to the knee; also associated with tragic drama in ancient times.
Example
The actor wore a buskin as part of his classical costume.
那位演员穿着巴斯金鞋子作为他经典服装的一部分。
B2 verb /ˈkʌltɪveɪt/

cultivate

耕种
Meaning
to grow crops or plants; to develop or improve something
Example
Farmers cultivate rice in the paddy fields.
农民在稻田里种植水稻。
B2 verb, noun /kəˈmjuːt/

commute

通勤
Meaning
Verb: to travel regularly between home and work; Noun: the journey to and from work.
Example
He commutes two hours every day to reach his office.
他每天通勤两小时去上班到他的办公室。
C2 adjective /ˈɪn.dɪ.dʒənt/

indigent

贫困
Meaning
lacking the necessities of life due to poverty; very poor
Example
The hospital offers free care to indigent patients.
医院为贫困患者提供免费护理。
B2 noun /jel/

Yell

叫喊; 尖叫; 哭喊
Meaning
a loud, sharp cry of pain, surprise, or delight; to shout loudly
Example
He let out a yell when he saw the spider.
他看到蜘蛛时发出了尖叫。
B2 noun ˈæk.tɪv rɪˈkɔːl

Active recall

积极回忆
Meaning
A learning technique that involves actively trying to retrieve information from memory rather than passively reviewing material.
Example
Active recall improves long-term memory and retention.
积极回忆改善长期记忆和保持能力。
C1 verb /ˌriːˈtʌtʃ/

retouch

修饰
Meaning
To improve or repair a picture, photograph, or image by making small changes.
Example
The photographer retouched the image to remove blemishes.
摄影师对图片进行了修饰以去除瑕疵。
B2 adjective /ʌnfəˈmɪl.jər/

Unfamiliar

不熟悉的; 陌生的
Meaning
not known or recognized; strange
Example
The city was unfamiliar to me since I had never been there before.
这座城市对我来说很陌生，因为我以前从未去过那里。
C2 adjective /ˈproʊtiən/

protean

多变的
Meaning
tending or able to change frequently or easily; versatile
Example
She is a protean artist who experiments with many styles.
她是一位多变的艺术家，尝试许多不同的风格。
B2 adjective /ˈʌpˌraɪt/

Upright

诚实且道德正确；垂直或挺立的姿势
Meaning
honest and morally correct; vertical or erect in position
Example
She is known for being an upright and honest businesswoman.
她以诚实和正直的商业女性而闻名。
C1 verb /əˈfɪks/

affix

附加 / 粘贴
Meaning
to attach or stick something firmly to another thing
Example
Please affix the stamp to the envelope.
请将邮票粘在信封上。
C1 noun /trækt/

tract

地块
Meaning
an area of land; a system of organs in the body; a written pamphlet
Example
The forest tract was preserved as a wildlife sanctuary.
这片森林被保存为野生动物保护区。
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。
A2 noun /ˈnefjuː/

nephew

侄子
Meaning
the son of one’s brother or sister
Example
My nephew is studying at the university.
我的侄子在大学学习。
B2 verb /dɪˈspætʃ/

dispatch

派遣
Meaning
to send off to a destination or for a purpose
Example
The company dispatched aid to the flood victims.
公司向洪水受害者派遣了援助。
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。
C2 adjective /ˈnɒmɪk/

nomic

与法律相关
Meaning
Relating to laws, rules, or systems.
Example
The philosopher discussed the nomic necessity of natural laws.
哲学家讨论了自然法则的诺米克必要性。
B2 verb /kənˈfes/

confess

承认
Meaning
to admit guilt or wrongdoing; to acknowledge
Example
He confessed his mistake to his teacher.
他向老师承认了自己的错误。
C2 noun /ˈɡlʌtəni/

gluttony

暴饮暴食
Meaning
Excessive eating or drinking; overindulgence in food or drink.
Example
His gluttony during the festival left him feeling sick.
他在节日中的暴饮暴食让他感到生病。
C1 verb ɪˈluːd

elude

逃避
Meaning
Evade or escape from, typically in a skillful or cunning way; avoid being caught.
Example
The thief managed to elude the police.
小偷成功逃脱了警察。
A1 noun/adjective /saʊθ/

south

南方
Meaning
the direction towards the bottom of a map, opposite to north
Example
The sun rises in the east and sets in the south.
太阳从东方升起，西方落下。
C2 adjective /voʊˈsɪfərəs/

vociferous

喧闹
Meaning
expressing feelings or opinions in a loud and forceful way
Example
The vociferous crowd demanded justice.
喧闹的人群要求正义。
C1 noun /hɑːrp/

Harp

竖琴
Meaning
a large triangular musical instrument with strings that are plucked
Example
The angel played a beautiful melody on the harp.
天使在竖琴上弹奏了一首美丽的旋律。
C1 noun /ˈhɛzɪtəns/

hesitance

犹豫
Meaning
The quality or state of being reluctant or uncertain.
Example
Her hesitance to speak up delayed the decision.
她的犹豫延迟了决定。
C1 noun /ˈkɒntrəbænd/

contraband

走私货物
Meaning
goods that are illegal to import, export, or possess
Example
The police seized a shipment of contraband cigarettes.
警方查获了一批走私香烟。
B2 noun /ˈlɪstɪŋ/

listing

列表
Meaning
a series of items or names written or printed in a specific order
Example
The listing of available jobs was updated daily.
可用职位的列表每天都会更新。
A1 noun /mæn/

man

男人
Meaning
an adult human male
Example
The man helped the child cross the street.
那个人帮助孩子过马路。
B2 noun /dɛk/

deck

甲板 / 平台
Meaning
A flat surface or platform, often on a ship or building.
Example
We enjoyed the sunset from the upper deck of the ferry.
我们从渡船的上层甲板上欣赏日落。
C1 noun /ænˈtɪθəsɪs/

antithesis

对立面
Meaning
A person, thing, or idea that is the direct opposite of another; a rhetorical device contrasting opposing ideas in parallel structure.
Example
Love is the antithesis of hate.
爱是仇恨的对立面。
C1 noun /ˈfɔːrmən/

foreman

负责一组工人的人，特别是在工厂或建筑工地上
Meaning
a person in charge of a group of workers, especially in a factory or construction site
Example
The foreman supervised the workers on the construction site.
工头在建筑工地上监督工人。
C1 noun /tækˈsɒnəmi/

taxonomy

分类科学
Meaning
The science or practice of classifying things, especially organisms.
Example
Modern taxonomy helps scientists organize and study biodiversity.
现代分类学帮助科学家组织和研究生物多样性。
C2 verb /bɪˈleɪt/

belate

耽搁
Meaning
to delay or make late
Example
Heavy traffic belated our arrival at the party.
交通繁忙导致我们到达聚会时迟到。
C2 noun/verb /sluːs/

sluice

水闸 / 清洗
Meaning
A sliding gate for controlling the flow of water; to wash or rinse with water in large quantities.
Example
The workers sluiced the mud off the street after the heavy rain.
工人们在暴雨后清洗了街道上的泥巴。
C2 noun /dɪˈdʒɛnərəsi/

degeneracy

堕落
Meaning
The state of decline or deterioration, often in moral, cultural, or physical qualities.
Example
The novel portrays the moral degeneracy of a corrupt society.
这部小说描绘了一个腐化社会的道德堕落。
A2 adjective /ˈfæstɪst/

fastest

最快的
Meaning
moving or capable of moving at the highest speed
Example
Usain Bolt is the fastest runner in the world.
尤塞恩·博尔特是世界上跑得最快的运动员。
C2 noun /pɪˈnɒlədʒi/

penology

监狱学
Meaning
The study of prison management and criminal rehabilitation.
Example
He decided to specialize in penology to help improve the prison system.
他决定专攻监狱学，以帮助改善监狱系统。
C2 noun /ˈɒb.stɪ.nə.si/

obstinacy

固执
Meaning
Stubborn refusal to change one's opinion or chosen course of action, despite attempts to persuade one to do so.
Example
His obstinacy made negotiations difficult.
他的固执使谈判变得困难。
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 /ˈæpəzɪt/

apposite

恰当
Meaning
highly appropriate or relevant to what is being discussed
Example
Her remark was particularly apposite to the situation.
她的评论对于这个情况特别恰当。
C2 noun /ˈswɑːvɪti/

suavity

优雅与魅力
Meaning
smoothness and charm in manner
Example
His suavity made him popular in social gatherings.
他的优雅与魅力使他在社交聚会中很受欢迎。
B1 noun /ɪkˈsten.ʃən/

Extension

延长; 扩展
Meaning
the action of extending something; additional time or space
Example
The professor granted an extension for the assignment deadline.
教授为作业截止日期延长了时间。
C1 verb/noun /ˈsɒldər/

solder

焊接
Meaning
To join metal parts together by melting and putting a filler metal into the joint
Example
He soldered the broken wires back together.
他将断裂的电线重新焊接在一起。
B2 adjective /ˈbruː.təl/

brutal

残忍
Meaning
extremely cruel or harsh; violent and without feeling
Example
The dictator’s rule was marked by brutal violence.
独裁者的统治充满了残忍的暴力。
A1 verb /brɪŋ/

bring

带来
Meaning
to carry or take something to a place; to come with something
Example
Please bring your books to class tomorrow.
请明天把你的书带到课堂。
C2 verb /bɪˈɡaɪl/

beguile

迷住 / 通过欺骗来吸引
Meaning
to charm or enchant someone, often in a deceptive way
Example
She beguiled the audience with her storytelling.
她通过讲故事迷住了观众。
C2 noun /ˈhɛfər/

heifer

小母牛
Meaning
a young cow that has not borne a calf
Example
The farmer raised a heifer for dairy production.
农民为乳制品生产养了一头小母牛。