aerostatics
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C2 noun /ˌɛərəˈstætɪks/

aerostatics

气球力学
Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
气球力学对于理解气球如何漂浮至关重要。
A2 noun /pæθ/

path

小径
Meaning
a way or track laid down for walking or made by continual treading
Example
She walked along the narrow path through the forest.
她沿着森林中的小径走。
C2 noun /ˈdɛkəˌɡɒn/

decagon

十边形
Meaning
A polygon with ten sides and ten angles.
Example
The geometry teacher drew a perfect decagon on the board.
几何老师在黑板上画了一个完美的十边形。
C2 noun /kərˈmʌdʒən/

curmudgeon

脾气暴躁的老人
Meaning
a bad-tempered, cranky, or irritable person, usually old
Example
The old curmudgeon complained about everything in the neighborhood.
那位脾气暴躁的老人抱怨着邻里的一切。
A1 verb /luːz/

lose

丢失
Meaning
to be unable to find something; to fail to win; to misplace
Example
I hope I don't lose my keys again.
希望我不会再次丢失我的钥匙。
B1 noun /ˈpʌn.ɪʃ.mənt/

Punishment

惩罚
Meaning
penalty given for doing something wrong or breaking a rule
Example
The student received punishment for cheating on the exam.
学生因作弊而受到了惩罚。
C2 noun /proʊˈsiː.ni.əm/

proscenium

舞台前沿
Meaning
the part of a theater stage in front of the curtain; the arch framing the stage
Example
The actors bowed at the proscenium before leaving the stage.
演员在离开舞台之前向舞台前沿鞠躬。
C1 adjective /ˈɡæl.ənt/

gallant

勇敢的, 英雄的
Meaning
Brave, heroic, or chivalrous.
Example
The gallant firefighter saved the child from the burning building.
勇敢的消防员从燃烧的建筑物中救出了孩子。
C1 noun /ˈpəʊstˌskrɪpt/

postscript

附言
Meaning
an additional remark at the end of a letter or text, after the signature
Example
She added a brief postscript to thank him again.
她加了一句简短的附言，再次感谢他。
C2 noun /ˈfɜːrlɔːŋ/

furlong

距离单位（220码或大约201米）
Meaning
a unit of distance equal to 220 yards or about 201 meters
Example
The horse ran a furlong before slowing down.
马跑了一个弗隆后才减速。
A1 pronoun /ˈʌðərz/

others

其他
Meaning
people or things distinct from the ones already mentioned or known
Example
I like to spend time with others.
我喜欢和其他人一起度过时间。
B2 verb /ˈprɒsɪkjuːt/

prosecute

起诉
Meaning
to institute legal proceedings against someone
Example
The lawyer decided to prosecute the case after gathering sufficient evidence.
律师在收集到足够证据后决定起诉此案。
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 /ˌsæl.ɪ.naɪˈzeɪ.ʃən/

salinization

盐分增加
Meaning
The process of increasing salt content in soil.
Example
Excessive irrigation can cause salinization of farmland.
过度灌溉可能导致农田盐分增加。
C1 verb /ɪnˈfjuːz/

infuse

Meaning
to fill or spread through something; to instill a quality, idea, or feeling
Example
The teacher tried to infuse her students with a love for reading.
C2 noun /ɪmˈpɒs.tʃər/

Imposture

冒充; 欺诈; 欺骗
Meaning
the practice of deceiving others by pretending to be someone else; fraudulent deception
Example
The elaborate imposture lasted for months before investigators uncovered the truth.
这个精心设计的欺骗持续了几个月，直到调查员揭露了真相。
C2 noun /ɪɡˈzɛmplɑːr/

exemplar

典范
Meaning
A model or pattern to be copied or imitated.
Example
She is an exemplar of kindness and generosity.
她是善良和慷慨的典范。
C1 adjective /ˈmɜː(r)dərəs/

Murderous

谋杀的; 有杀意的; 极其暴力的; 嗜血的
Meaning
having the intent to kill; extremely violent; bloodthirsty
Example
The murderous look in his eyes frightened everyone.
他眼中那谋杀的目光吓坏了所有人。
B2 verb /daɪˈvɜːrt/

divert

Meaning
to turn aside from a course; to redirect or entertain
Example
The police diverted traffic to a side road.
C2 noun /dəˈkɔɪt/

Dacoit

强盗
Meaning
a member of an armed gang of robbers; a bandit, especially in India and Myanmar
Example
The village was terrorized by a gang of dacoits who robbed travelers.
这个村庄被一群强盗所恐吓，他们抢劫了旅行者。
C1 adjective, noun /ˈkɔːrpərəl/

corporal

军士
Meaning
relating to the body; a low-ranking officer in the military
Example
He suffered a corporal punishment for his mistake.
他因为犯错误而遭受了体罚。
C1 adjective, verb (past tense/participle of mire) /ˈmaɪərd/

mired

困境中
Meaning
Trapped or entangled in something, typically a difficult situation.
Example
The politician was mired in scandal.
这位政治家陷入了丑闻中。
C2 noun /ˈmɪstəs/

Mengra / Mystus

鲿鱼属
Meaning
a genus of catfish found in Asia, commonly known as bagrid catfish
Example
The mystus fish is commonly found in rivers and streams of South Asia.
鲿鱼属鱼常见于南亚的河流和溪流中。
B2 noun ˌɪmplɪmenˈteɪʃən

implementation

实施
Meaning
The process of putting a decision or plan into effect; execution.
Example
Proper implementation of policies is crucial.
政策的正确实施至关重要。
C2 adjective /ˈtaɪmwɔːrn/

timeworn

被时间磨损
Meaning
Worn or impaired by age; old and used many times.
Example
The timeworn house carried a sense of history and nostalgia.
被时间磨损的房子带着历史和怀旧的感觉。
C1 verb /ɪnˈsɪnjueɪt/

insinuate

Meaning
To suggest or hint something indirectly and often unpleasantly.
Example
He insinuated that she had lied about her qualifications.
C1 noun /ˈswiːt.miːt/

Sweetmeat

甜点
Meaning
a small piece of confectionery or candy; a sweet delicacy
Example
The children enjoyed the traditional sweetmeats during the festival.
孩子们在节日期间享受了传统的甜点。
C1 noun /ˈef.ɪ.dʒi/

Effigy

肖像; 抗议模型
Meaning
a sculpture or model of a person, especially one made as a protest
Example
The protesters burned an effigy of the corrupt politician in the square.
抗议者在广场上烧毁了腐败政治家的肖像。
B2 verb /ˈroʊ.teɪt/

rotate

旋转
Meaning
to turn around a central point or axis
Example
The Earth rotates on its axis once every 24 hours.
地球每24小时围绕其轴线旋转一次。
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 adjective /ɪɡˈzæktɪŋ/

exacting

苛刻的
Meaning
demanding a lot of effort, attention, or precision
Example
She is known for her exacting standards in design.
她因其苛刻的设计标准而闻名。
C2 adjective /ˈleɪ.tɪʃ/

latish

稍微晚一点
Meaning
Somewhat late; occurring or arriving later than usual but not very late.
Example
We arrived latish to the party but still caught most of the fun.
我们稍微晚一点到达了聚会，但仍然赶上了大部分的乐趣。
B2 noun /ˈpesɪˌmɪzəm/

pessimism

悲观主义
Meaning
A tendency to see the worst aspect of things or believe the worst will happen.
Example
Her constant pessimism made it hard to stay optimistic.
她的悲观主义让保持乐观变得很困难。
C2 adjective /ˌʌnpriːpəˈzɛsɪŋ/

unprepossessing

不吸引人
Meaning
not attractive or appealing in appearance
Example
Despite his unprepossessing looks, he was very kind and intelligent.
尽管他的外貌不吸引人，他还是非常友善和聪明。
C1 noun /ˌekspəˈzɪʃən/

exposition

阐述 / 展览
Meaning
a detailed explanation or a large public exhibition
Example
The scientist gave a clear exposition of the theory.
科学家清楚地阐述了这个理论。
B2 noun /bluːz/

blues

蓝调
Meaning
a feeling of sadness; a style of music with melancholy themes
Example
Listening to blues music always calms him down.
听蓝调音乐总是让他平静下来。
B1 verb /rɪˈper/

repair

修理
Meaning
to fix something that is broken or damaged
Example
The mechanic will repair the car's engine tomorrow.
机械师明天将修理汽车发动机。
C1 adjective /ˈkʌlpəbl̩/

culpable

有罪的
Meaning
deserving blame or responsibility for a wrongdoing
Example
The judge found him culpable for the accident.
法官认定他对事故负有责任。
C1 verb /ˈstɪp.jʊ.leɪt/

stipulate

规定
Meaning
to demand or specify a condition in an agreement or contract
Example
The contract stipulates that payment must be made within 30 days.
合同规定付款必须在30天内完成。
C2 verb /vɪˈtjuːpəreɪt/

vituperate

严厉批评
Meaning
To criticize harshly or abuse verbally.
Example
The politician was quick to vituperate his opponents during the debate.
政治家在辩论中迅速地批评了他的对手。
C1 noun /ˈtraɪ.fəl/

Trifle

琐事或无关紧要的事情
Meaning
something of little importance or value; a small amount
Example
Don't worry about such a trifle; it's not worth your time.
别为这种小事担心；它不值得你浪费时间。
C2 noun /ˌdʒʊərɪsˈpruːdəns/

jurisprudence

法学
Meaning
The theory, philosophy, or science of law.
Example
She is a professor of jurisprudence at the university.
她是大学里的法学教授。
B1 noun /ˈmæɡnət/

magnet

磁铁
Meaning
An object that produces a magnetic field and attracts metals like iron.
Example
The magnet held the paper to the fridge door.
磁铁将纸张吸附在冰箱门上。
C1 adjective /ˌʌn.əˈdʌl.tə.reɪ.tɪd/

Unadulterated

纯净的
Meaning
not mixed or diluted with any different or extra elements; pure
Example
She felt unadulterated joy when she heard the news.
当她听到这个消息时，她感到纯净的快乐。
C1 noun /ˈten.jər/

Tenure

任期
Meaning
the period of time during which someone holds an office or position
Example
During his tenure as CEO, the company expanded globally.
在他担任CEO期间，公司实现了全球扩展。
C2 verb ˈlev.ɪ.teɪ.tɪŋ

levitating

悬浮
Meaning
Rising and hovering in the air, especially as a result of supernatural or magical power.
Example
The levitating structure is an engineering marvel.
这座悬浮结构是一个工程奇迹。
C2 noun /ˈbækənæl/

bacchanal

狂欢派对
Meaning
A noisy party involving drinking and revelry.
Example
The festival turned into a wild bacchanal by midnight.
节日到半夜变成了一个狂欢派对。
B2 adjective /bliːk/

bleak

阴郁的
Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
经济衰退后，未来显得阴郁。
B2 adjective /ˈklæsɪfaɪd/

classified

机密的；分类的
Meaning
arranged into categories; officially secret or restricted
Example
The report contains classified information and cannot be shared publicly.
这份报告包含机密信息。
B1 noun /striːm/

stream

溪流
Meaning
A small, narrow river; a continuous flow of something.
Example
The stream of life is unstoppable.
生命的流动是无法阻挡的。
C2 adjective /ˈæfəbəl/

affable

和蔼可亲
Meaning
friendly, easy to talk to, and pleasant in manner
Example
He is such an affable host that everyone feels comfortable at his parties.
他是一个和蔼可亲的主人，每个人在他的聚会上都感到很舒适。
B2 adjective /ʌnˈhɛlpfəl/

unhelpful

没有帮助的
Meaning
not providing help or support; making a situation harder rather than easier
Example
His unhelpful attitude slowed down the entire project.
他没有帮助的态度拖慢了整个项目。
A2 adverb /ˈnaʊədeɪz/

nowadays

如今
Meaning
At the present time; in contrast with the past.
Example
Nowadays, many people prefer shopping online.
如今，许多人更喜欢在线购物。
C1 noun /dɪˈfɔː.mə.ti/

Deformity

畸形; 身体畸形
Meaning
a distorted or unnatural shape or form; physical malformation
Example
The accident caused a permanent deformity in his left hand.
事故导致他左手出现了永久性畸形。
C1 noun /ˈɛpɪˌlɔːɡ/

epilogue

结语
Meaning
A section at the end of a book, play, or speech that serves as a conclusion.
Example
The author included an epilogue to explain what happened to the characters later.
作者添加了结语，以解释后来的角色发生了什么。
C1 noun /rɪˈkɒnɪsəns/

reconnaissance

侦察
Meaning
A survey or exploration, especially for military or strategic purposes.
Example
The soldiers conducted a reconnaissance of the enemy camp.
士兵们进行了敌营的侦察。
B2 adjective /ˈsel.jə.lər/

Cellular

细胞的
Meaning
relating to cells; consisting of cells; relating to mobile phone technology
Example
Cellular technology has revolutionized communication.
细胞技术已经彻底改变了通讯方式。
B1 noun /ˈleʒ.ər/

Leisure

闲暇; 休闲
Meaning
time when one is not working or occupied; free time used for enjoyment
Example
She enjoys reading books in her leisure time.
她喜欢在闲暇时间阅读书籍。
A2 adjective/noun /ˈɪndiən/

indian

印度的
Meaning
Relating to India, its people, or their culture.
Example
She loves Indian food, especially biryani.
她喜欢印度食物，特别是比尔亚尼。
B2 noun /ɡʌm/

Gum

牙龈; 粘稠物质
Meaning
the firm flesh that surrounds the roots of the teeth; a viscous secretion
Example
The dentist checked her gum for any signs of disease.
牙医检查了她的牙龈，寻找是否有疾病迹象。
B2 adjective /ˌfʌndəˈmɛntl/

fundamental

Meaning
forming a necessary base or core; of central importance
Example
Honesty is a fundamental principle of good leadership.
C1 noun /ˈhiːdənɪst/

hedonist

享乐主义者
Meaning
A person who believes that the pursuit of pleasure is the most important thing in life.
Example
She was called a hedonist because she always prioritized enjoyment over duty.
她被称为享乐主义者，因为她总是优先享受而非履行责任。
C1 noun /ˈtɛnɪt/

tenet

原则
Meaning
a principle, belief, or doctrine held to be true
Example
Honesty is a central tenet of their philosophy.
诚实是他们哲学的核心原则。
B2 noun ˌjuːtɪlaɪˈzeɪʃən

utilization

利用
Meaning
The action of making practical and effective use of something.
Example
Increased plastic utilization calls for better waste management.
塑料的使用增加要求更好的废物管理。
B2 noun /ˈɪm.pʌls/

Impulse

冲动; 突然的欲望
Meaning
a sudden strong and unreflective urge or desire to act; a driving force or motivation
Example
She bought the expensive dress on impulse and later regretted the purchase.
她冲动购买了那件昂贵的衣服，后来对这笔购买感到后悔。
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。
C1 adjective /əˈɡæst/

aghast

震惊
Meaning
filled with shock or horror
Example
The audience was aghast at the tragic scene.
观众对悲惨的场面感到震惊。
C2 adjective /kwɪkˈsɑː.t̬ɪk/

quixotic

极端理想主义的、不切实际的和不实际的
Meaning
Extremely idealistic, unrealistic, and impractical.
Example
His quixotic dreams often led to disappointment.
他那些不切实际的梦想常常导致失望。
C2 adjective /sɛpˈtɛnɪəl/

septennial

每七年一次
Meaning
Occurring every seven years.
Example
The festival is a septennial tradition in the village.
这个节日是村里每七年一次的传统。
C1 adjective /ˈɡæstrɪk/

gastric

胃的 / 胃部问题
Meaning
Relating to the stomach.
Example
She was prescribed medicine for her gastric problems.
她被开了治疗胃病的药。
C2 adjective /ˈkrɒtʃ.ə.ti/

crotchety

脾气坏
Meaning
bad-tempered, easily annoyed, and often complaining
Example
The crotchety old man yelled at the children for playing near his house.
那个脾气坏的老人对在他家附近玩耍的孩子们大喊。
B2 noun /ˌɪnəˈbɪləti/

inability

无能
Meaning
the state of being unable to do something
Example
His inability to make decisions affected his career.
他无法做决定，这影响了他的职业生涯。
B2 adjective /nuːd/

nude

裸体
Meaning
Wearing no clothes; naked.
Example
The artist painted a nude model.
艺术家画了一位裸体模特。
B2 noun ˈhɛr.ɪ.tɪdʒ

heritage

遗产
Meaning
Property that is or may be inherited; something transmitted by or acquired from a predecessor; cultural traditions and practices that are passed down.
Example
Bangladesh has a rich cultural heritage.
孟加拉国有着丰富的文化遗产。
C2 adjective /səˈlɪsɪtəs/

solicitous

关心
Meaning
showing concern or care for someone's health, happiness, or comfort
Example
She was always solicitous about the well-being of her students.
她总是关心学生们的福祉。
C2 noun /məˈlɪŋɡərər/

malingerer

装病的人
Meaning
a person who pretends to be sick to avoid duty or work
Example
The manager suspected that John was a malingerer.
经理怀疑约翰是一个装病的人。
C1 noun /ˈmɪs.hæp/

Mishap

不幸; 意外; 事故
Meaning
An unlucky accident or unfortunate event, typically minor
Example
The cooking mishap resulted in a burnt dinner.
烹饪失误导致了晚餐烧焦。
C2 adjective /ˈkreɪvən/

craven

懦夫
Meaning
cowardly; lacking courage
Example
He was too craven to stand up for his beliefs.
他太懦弱，无法捍卫自己的信念。
C2 noun /ˌhæŋ.ər ˈɒn/

hanger-on

跟班
Meaning
a person who spends time with a powerful or famous person to gain benefits.
Example
The celebrity was always surrounded by hangers-on.
这位名人总是被跟班围绕着。
B1 noun /peɪs/

pace

步伐
Meaning
the speed at which something happens or is done
Example
She walked at a slow pace.
她走得很慢。
C1 noun /ɪnˈsek.tɪ.saɪd/

Insecticide

杀虫剂
Meaning
a substance used for killing insects; a chemical pesticide that targets insects
Example
The farmer sprayed insecticide on his crops to protect them from harmful bugs.
农民在作物上喷洒杀虫剂，以保护它们免受有害昆虫的侵害。
B2 verb /rɪˈteɪn/

retain

保持
Meaning
to keep possession of something
Example
The company decided to retain its experienced employees.
公司决定保留其经验丰富的员工。
C1 noun /ˈθʌroʊˌfɛr/

thoroughfare

主要街道
Meaning
a main road or public highway that goes through a place
Example
The new mall is located along the main thoroughfare.
新购物中心位于主要街道旁。
B2 noun /moʊˈmɛn.təm/

momentum

动能
Meaning
The quantity of motion of a moving body; the impetus and driving force gained by the development of a process or course of events.
Example
The company gained momentum after launching a new product.
公司在推出新产品后获得了动能。
C2 noun /ˈmeɪlstrəm/

maelstrom

漩涡
Meaning
A powerful whirlpool in the sea or a situation of confused movement and turmoil.
Example
The ship was caught in a maelstrom of waves and wind.
船只被卷入了波浪和风的漩涡中。
B2 adjective /ˌsɪm.pəˈθet.ɪk/

Sympathetic

有同情心的; 富有理解的; 敏感的;
Meaning
showing compassion or understanding for someone's feelings or situation
Example
She was very sympathetic when I told her about my problems.
当我告诉她我的问题时，她表现得非常有同情心。
A2 adverb /ˈɒnɪstli/

honestly

诚实地
Meaning
in a truthful, sincere, or fair way
Example
She spoke honestly about her mistakes.
她诚实地谈论了自己的错误。
C1 noun /ˈɛstjʊəri/

estuary

河口
Meaning
the tidal mouth of a large river, where the tide meets the stream
Example
The city is located near the estuary of the river.
这座城市位于河口附近。
C1 noun ˌkɒm.pjʊˈteɪ.ʃən

computation

计算
Meaning
The action of mathematical calculation.
Example
Complex computation is required for AI models.
复杂的计算对AI模型来说是必须的。
A2 noun /ˈɪm.ɪdʒ/

Image

图像; 形象; 表象
Meaning
a representation of the external form of a person or thing in art; a mental picture or impression
Example
The company worked hard to improve its public image after the scandal.
公司在丑闻后努力改善其公众形象。
B2 adjective /əˈpiː.lɪŋ/

Appealing

吸引人的; 有趣的; 令人愉快的
Meaning
attractive; interesting; pleasing
Example
The colorful garden looks very appealing to visitors.
五颜六色的花园对游客非常吸引人。
C2 noun /ˌmɑːrtəˈnɛt/

martinet

严格的纪律管理员
Meaning
A strict disciplinarian who demands rigid adherence to rules.
Example
The new manager was such a martinet that even minor infractions were punished.
新经理如此严格，以至于即使是小的违章行为也会受到惩罚。
B1 adjective /ˈkɜːrli/

curly

卷曲的
Meaning
having curls or waves; shaped with bends or coils
Example
She has naturally curly hair.
她有自然的卷曲头发。
B2 noun /ˈpraɪ.vət ˈtuː.tər/

Private tutor

私人导师
Meaning
a teacher who gives individual instruction to a student outside of regular school
Example
The private tutor helped the student improve his math skills.
私人导师帮助学生提高了他的数学技能。
C1 adjective /kəmˈplaɪənt/

compliant

顺从
Meaning
Willing to agree with or follow rules, requests, or demands.
Example
She was compliant with all the safety requirements.
她遵守了所有安全要求。
B2 noun /ˌpɛnɪˈtreɪʃən/

penetration

渗透
Meaning
The act of piercing or entering into something.
Example
The company's market penetration grew rapidly.
公司的市场渗透迅速增长。
B2 noun /kənˈtɛmpt/

contempt

Meaning
a strong feeling of dislike and lack of respect towards someone or something
Example
He spoke with contempt about the corrupt officials.
B1 noun /ˈɡræn(d)ˌdɔːtər/

granddaughter

孙女
Meaning
the daughter of one’s son or daughter
Example
Her granddaughter visits her every weekend.
她的孙女每个周末来看她。
B1 noun /ˈtʃiːtər/

cheater

作弊者
Meaning
a person who cheats or acts dishonestly to gain an advantage
Example
He was caught and labeled as a cheater during the exam.
他在考试中被称为作弊者。
B1 noun dɛt

debt

债务
Meaning
A sum of money that is owed or due.
Example
High levels of debt can lead to a financial crisis.
高债务水平可能导致金融危机。
C1 noun /saɪð/

scythe

镰刀
Meaning
A tool with a long curved blade used for cutting grass or grain.
Example
The farmer sharpened his scythe before harvesting the wheat.
农民在收割小麦之前磨利了他的镰刀。
C1 noun /səˈprɑːnoʊ/

soprano

女性或男孩的最高唱功
Meaning
the highest female or boy’s singing voice
Example
She sang beautifully in the soprano range during the concert.
她在音乐会期间以女高音的音域唱得非常美。
C1 verb /jɜːrn/

yearn

渴望
Meaning
to have a deep longing or desire for something
Example
She yearned for her homeland after living abroad for years.
她在国外生活多年后，渴望着她的家乡。
C1 noun /ʌpˈhiːvəl/

upheaval

动荡
Meaning
a violent or sudden change or disruption to something
Example
The company faced a major upheaval after the sudden resignation of its CEO.
公司在其CEO突然辞职后经历了巨大的动荡。
C1 verb /ˈhæmpər/

hamper

妨碍
Meaning
to hinder or impede the movement or progress of
Example
The heavy rain hampered our travel plans.
大雨妨碍了我们的旅行计划。
B2 noun /ˈbeə.rər/

Bearer

持有者；文件持有者
Meaning
a person who carries or brings something; holder of a document
Example
The bearer of this message must deliver it quickly.
这个信息的持有者必须快速送达它。
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。
C2 noun /kəˈlɒsəti/

callosity

粗厚的皮肤
Meaning
A thickened or hardened area of skin; insensitivity or hardness of character.
Example
Years of manual labor left callosity on his hands.
多年的体力劳动使他的手上留下了厚皮。
B2 adjective /kruːd/

crude

原油
Meaning
in a natural or raw state; not yet processed or refined
Example
The crude oil is processed into fuel and chemicals.
原油被加工成燃料和化学品。
A1 verb /raɪd/

ride

骑/骑行
Meaning
to travel on or in a vehicle; to sit on and control a horse
Example
She likes to ride her bicycle to work.
她喜欢骑自行车去工作。
C1 noun /mælˈpræktɪs/

Malpractice

医疗过失
Meaning
Improper, illegal, or negligent professional behavior
Example
The surgeon was sued for malpractice after the failed operation.
外科医生在手术失败后因医疗过失被起诉。
B1 adjective ɪnˈdʌs.tri.əl

industrial

工业的
Meaning
Relating to or characterized by industry.
Example
Industrial sectors boost exports.
工业部门促进出口。
B1 adjective /əˈkeɪ.ʒən.əl/

Occasional

偶然的
Meaning
occurring infrequently or irregularly; happening from time to time
Example
She enjoys occasional walks in the park.
她喜欢在公园里偶尔散步。
A1 verb /ɪnˈdʒɔɪ/

enjoy

享受
Meaning
to take pleasure in; to have a good time
Example
I enjoy reading books in my free time.
我在空闲时间享受阅读书籍。
C2 adjective /ɪnˈɛk.wɪ.tə.bəl/

inequitable

不公平
Meaning
Not fair or just; lacking in fairness or equality.
Example
The distribution of resources was inequitable among the workers.
资源的分配在工人之间是不公平的。
C2 adjective /ˌser.ɪˈməʊ.ni.əs/

ceremonious

正式和有礼貌
Meaning
marked by formality, politeness, or strict observance of customs
Example
He gave her a ceremonious bow before entering the hall.
他在进入大厅之前，给了她一个正式的鞠躬。
B1 adverb /ˈkʌmftəbli/

Comfortably

舒适地
Meaning
in a comfortable manner; without difficulty or effort; with ease
Example
She was sitting comfortably in her favorite chair.
她坐在自己最喜欢的椅子上很舒服。
A1 verb /bɪˈɡɪn/

begin

开始
Meaning
to start doing something; to commence
Example
I will begin my studies tomorrow.
我明天开始学习。
C1 adjective /dɪˈfɛnsəbəl/

defensible

可防御的 / 合理的
Meaning
Capable of being protected against attack or criticism; justifiable.
Example
Her decision was legally defensible.
她的决定在法律上是可防御的。
C1 noun /ɔːˈtɒmətən/

automaton

自动机器
Meaning
A machine that works automatically; also refers to a person who behaves like a machine, without thinking.
Example
He worked like an automaton, without showing any emotion.
他像自动机一样工作，没有表现出任何情感。
C2 noun /ɪkˈstɛnsər/

extensor

伸肌
Meaning
a muscle that serves to extend or straighten a limb or part of the body.
Example
The extensor muscles in the arm help straighten the elbow.
手臂的伸肌帮助伸直肘部。