esoteric
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C2 adjective /ˌɛsəˈtɛrɪk/

esoteric

深奥的
Meaning
intended for or understood by only a small number of people with special knowledge
Example
The professor gave an esoteric lecture on ancient philosophy.
教授做了一场关于古代哲学的深奥讲座。
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。
C1 noun /ɪˈlɪpsɪs/

ellipsis

省略号
Meaning
The omission of words in a sentence, represented by three dots (...).
Example
The writer used an ellipsis to show that part of the quote was omitted.
作者使用省略号来表示引用的部分被省略。
C2 adjective /ˈɛksɪdʒənt/

exigent

紧急
Meaning
demanding immediate action or attention; urgent
Example
The patient’s exigent condition required immediate surgery.
病人的紧急情况需要立即进行手术。
C1 noun /ˌɛtɪˈmɒlədʒi/

etymology

词源学
Meaning
The study of the origin of words and how their meanings and forms have evolved.
Example
The etymology of the word 'salary' comes from the Latin word for salt.
'工资'这个词的词源来自拉丁语中的盐的词汇。
C1 verb /ɛmˈbɛzəl/

embezzle

Meaning
to steal or misuse money or property entrusted to one's care
Example
The accountant was arrested for embezzling company funds.
C1 adjective /ɪkˈskruːʃieɪtɪŋ/

excruciating

剧烈的
Meaning
causing extreme physical or mental pain
Example
She was in excruciating pain after the accident.
她在事故后痛苦不堪。
B1 noun /ɪˈskeɪp/

Escape

逃脱; 逃离; 解救
Meaning
an act of breaking free from confinement or control; a way out
Example
The prisoner's escape from the jail shocked the authorities.
囚犯从监狱的逃脱震惊了当局。
C1 noun /ɛkˈspeɪtriət/

expatriate

外籍人士
Meaning
a person who lives outside their native country
Example
Many expatriates gather in the city’s international community.
许多外籍人士聚集在城市的国际社区中。
C1 noun /ˌiː.kəˈnɒm.ɪk dɪˈspær.ɪ.ti/

Economic Disparity

经济不平等
Meaning
The unequal distribution of income and opportunity between different groups in society.
Example
Addressing economic disparity is crucial for social stability.
解决经济不平等问题对社会稳定至关重要。
C1 verb /iːk/

eke

节省
Meaning
to make a small amount of something last longer by using it sparingly
Example
The family tried to eke out their savings during the tough months.
这个家庭在艰难的月份里尽量节省他们的积蓄。
C2 noun /ɪˌnʌn.siˈeɪ.ʃən/

enunciation

发音，清晰发音
Meaning
The act of saying or pronouncing words clearly and distinctly.
Example
His enunciation was clear during the presentation.
他的发音在演讲中很清晰。
B2 noun /ˌɛvəˈluːʃən/

evolution

进化
Meaning
the gradual development of something, especially from a simple to a more complex form
Example
The theory of evolution explains how species change over time.
进化论解释了物种如何随着时间变化。
B2 noun /ˌek.əˈnɒm.ɪk səˌsteɪ.nəˈbɪl.ə.ti/

economic sustainability

经济可持续性
Meaning
The ability of an economy to support a defined level of economic production indefinitely.
Example
Economic sustainability drives long-term growth.
经济可持续性推动长期增长。
B2 verb /ˈɛmɪˌɡreɪt/

emigrate

移民
Meaning
To leave one's own country in order to settle permanently in another.
Example
Many people emigrated from Europe to America in the 19th century.
许多人在19世纪从欧洲移民到美国。
C1 adjective /ˈɜːr.θən/

Earthen

由土或粘土制成; 与陶瓷有关
Meaning
made of earth or clay; relating to pottery or ceramic materials
Example
The kitchen had beautiful earthen pots for storage.
厨房里有美丽的陶土罐用来存储。
C1 adjective /ɪkˈspiːdiənt/

expedient

权宜之计
Meaning
suitable or convenient for achieving a particular end, sometimes at the expense of morality
Example
It was expedient to take the shortcut despite the risks.
尽管有风险，走捷径是权宜之计。
B1 adjective /ɪnˈɡeɪdʒd/

Engaged

忙碌的; 参与的; 订婚的
Meaning
busy; occupied; involved in activity; betrothed
Example
He is engaged in important research work.
他正在进行重要的研究工作。
A2 noun /ˈen.ə.mi/

Enemy

敌人
Meaning
a person who is actively opposed or hostile to someone or something
Example
In the story, the hero had to face his greatest enemy.
在故事中，英雄不得不面对他最大的敌人。
C1 noun /ˈiːzl̩/

easel

画架
Meaning
a frame for supporting an artist's canvas while painting or drawing
Example
The artist placed the canvas on the easel before starting to paint.
艺术家在开始绘画之前，将画布放在画架上。
B1 noun /ˈɛdɪtər/

editor

编辑
Meaning
a person responsible for the final content of a newspaper, magazine, or book
Example
The editor approved the article before publication.
编辑在出版前批准了文章。
B1 noun /ˈɛldər/

elder

长者
Meaning
a person who is older or has higher rank; an older person in a family or community
Example
We should always respect our elders.
我们应该永远尊敬我们的长辈。
C1 noun ˌɛkstərˈnælɪtiz

externalities

外部性
Meaning
A side effect or consequence of an industrial or commercial activity.
Example
Pollution is a negative externality of industrialization.
污染是工业化的负外部性。
C2 noun /ˌiː.tiˈɒ.lə.dʒi/

etiology

病因学
Meaning
the cause or origin of a disease or condition
Example
Doctors are studying the etiology of the new virus.
医生们正在研究新病毒的病因学。
C2 noun /ɪˈskʌtʃən/

escutcheon

带有家族徽章的盾牌
Meaning
a shield or emblem bearing a coat of arms
Example
The family crest was displayed on the escutcheon above the fireplace.
家族徽章展示在壁炉上方的盾牌上。
B2 noun /ɪmˈpaʊə.mənt/

empowerment

赋权
Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
赋权举措提升信心。
A2 adjective /ˈɛvrideɪ/

everyday

日常
Meaning
common or ordinary; occurring daily
Example
These shoes are perfect for everyday use.
这些鞋子非常适合日常使用。
C2 noun /ˈɛksplɪkeɪtər/

explicator

阐释者
Meaning
a person who explains or interprets something in detail
Example
The critic served as an explicator of the poet’s complex works.
评论家担任了诗人复杂作品的阐释者。
B2 noun /ɪnˈθuziæst/

enthusiast

爱好者
Meaning
a person who is very interested in a particular activity or subject
Example
He is a football enthusiast and watches every match.
他是一个足球爱好者，看每一场比赛。
B1 noun /ˈɛnvəloʊp/

envelope

信封
Meaning
a flat paper container used to enclose a letter or document
Example
She sealed the letter in an envelope and posted it.
她把信封好，并寄出了。
C2 noun /ɪˈfɛmɪnəsi/

effeminacy

女性化
Meaning
The quality of showing traits traditionally associated with women, such as delicacy or softness.
Example
In ancient times, effeminacy was often criticized as a sign of weakness.
在古代，女性化常常被批评为软弱的标志。
B1 verb /ɪmˈplɔɪ/

employ

雇佣
Meaning
to hire someone to do a job; to use something effectively
Example
The company plans to employ more engineers next year.
公司计划明年雇用更多的工程师。
C2 noun /ɪɡˈzɔːrbɪtəns/

exorbitance

过度
Meaning
The quality of being excessive, unreasonable, or going beyond proper limits.
Example
The exorbitance of the hotel's prices shocked the tourists.
酒店价格的过度让游客们震惊。
C1 noun /ɪɡˌzɪl.əˈreɪ.ʃən/

exhilaration

兴奋或快乐
Meaning
A feeling of excitement, happiness, or elation.
Example
The feeling of exhilaration after a roller-coaster ride is amazing.
过山车后的兴奋感真是不可思议。
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。
A2 noun /ˈel.ɪ.fənt/

Elephant

大象
Meaning
a very large gray mammal with long curved teeth and a long nose called a trunk
Example
The elephant is the largest land animal in the world.
大象是世界上最大的陆地动物。
B2 noun /ɪˈmɜːrdʒəns/

emergence

出现
Meaning
the process of coming into view, existence, or prominence
Example
The emergence of new technologies has transformed communication.
新技术的出现改变了沟通方式。
B2 adjective ɪkˈsep.ʃən.əl

exceptional

卓越的
Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
卓越的才能推动创新。
B1 adverb /ɪnˈtaɪərli/

Entirely

完全地; 完全
Meaning
completely; wholly; fully
Example
The building was entirely destroyed in the fire.
这座建筑在火灾中完全被摧毁。
A2 noun /ɪˈlek.trɪk fæn/

Electric fan

电风扇
Meaning
a device with rotating blades that creates airflow to cool or ventilate a room
Example
The electric fan keeps the room cool during hot summer days.
电风扇在炎热的夏天保持房间凉爽。
B1 adjective /ɪˈsɛnʃəl/

essential

必要的
Meaning
Absolutely necessary; extremely important.
Example
Water is essential for life.
水对生命至关重要。
B2 verb /ɪˈrɛkt/

erect

竖立
Meaning
to build or construct something; to set upright
Example
They erected a statue in the town square.
他们在市中心广场竖立了一个雕像。
B2 adjective /ɪkˌsperɪˈmentl/

experimental

实验的
Meaning
based on untested ideas or techniques; relating to experiments or testing
Example
The scientists developed an experimental drug to treat cancer.
科学家们开发了一种实验性药物来治疗癌症。
C1 noun ˈiːkəʊˌsɪstəm ˈsɜːvɪsɪz

ecosystem services

生态系统服务
Meaning
The benefits people obtain from ecosystems.
Example
Forests provide valuable ecosystem services, such as purifying air and water.
森林提供有价值的生态系统服务，如空气和水的净化。
A1 pronoun /ˈɛvrɪwʌn/

everyone

每个人
Meaning
every person; all people
Example
Everyone must bring their own lunch.
每个人都必须带自己的午餐。
B2 adverb /ɪˈsɛnʃəli/

essentially

本质上
Meaning
Used to emphasize the basic or fundamental nature of something.
Example
The two plans are essentially the same.
这两个计划本质上是相同的。
C2 adjective /ˈeksɪkrəbl/

execrable

可憎的
Meaning
Extremely bad or unpleasant.
Example
The movie was so execrable that many people left the theater early.
这部电影糟糕透顶，以至于许多人早早就离开了影院。
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。
B2 adverb /ˌiːkəˈnɒmɪkli/

economically

经济地
Meaning
in a way that relates to economics or is efficient and not wasteful.
Example
The company is trying to operate more economically this year.
公司今年努力以更经济的方式运营。
B1 noun /ɪkˈspres treɪn/

Express Train

快车
Meaning
a fast train that travels between major stations with few or no intermediate stops
Example
The express train reached the destination in half the usual time.
快车以半小时到达目的地。
B2 noun /ˈes.əns/

Essence

本质
Meaning
the intrinsic nature or indispensable quality of something
Example
The essence of good teaching is the ability to inspire students.
优秀教学的本质是能够激励学生。
B1 noun /ɪnˈkʌrɪdʒmənt/

encouragement

鼓励
Meaning
the action of giving someone support, confidence, or hope
Example
Her encouragement helped me finish the project.
她的鼓励帮助我完成了项目。
B1 noun /ˌek.spləˈneɪ.ʃən/

Explanation

解释; 阐明;
Meaning
a statement or account that makes something clear; clarification of meaning
Example
The teacher gave a detailed explanation of the complex mathematical concept.
老师详细解释了这个复杂的数学概念。
B1 adverb /ɪˈfɛktɪvli/

effectively

有效地
Meaning
in a way that produces the desired result; efficiently and successfully
Example
The team worked together effectively to finish the project on time.
团队有效地合作，按时完成了项目。
C1 adjective /ɪɡˈzæspəˌreɪtɪd/

exasperated

非常恼火
Meaning
greatly annoyed or irritated
Example
She gave him an exasperated look after his repeated mistakes.
在他的重复错误后，她给了他一个非常恼火的眼神。
B1 noun ˈiːˌkɒm.ɜːrs

e-commerce

电子商务
Meaning
The process of buying and selling goods or services through the internet.
Example
E-commerce has revolutionized the way people shop.
电子商务彻底改变了人们购物的方式。
A2 noun /ɪˈvent/

event

事件
Meaning
something that happens, especially something important
Example
The concert was the biggest event of the year.
音乐会是今年最大的事件。
C2 noun /ˌɛksɪˈɡjuːɪti/

exiguity

匮乏
Meaning
the quality of being scanty or meager in amount
Example
The exiguity of resources made the project difficult to complete.
资源的匮乏使得项目完成变得困难。
B2 verb ˈɛskəleɪt

escalate

升级
Meaning
To increase rapidly; to become more intense or serious
Example
The aging population is escalating at an alarming rate.
老龄化人口正在以惊人的速度升级。
B2 noun /ˌɛkskləˈmeɪʃən/

exclamation

感叹
Meaning
A sudden cry or remark expressing strong emotion or surprise.
Example
She let out an exclamation of joy when she heard the news.
当她听到这个消息时，她发出了喜悦的感叹。
C1 noun ˈɛf.lu.ənt

effluent

废水或污染的液体
Meaning
Liquid waste or sewage discharged into a river or the sea.
Example
Factory effluent contaminates nearby rivers and lakes.
工厂废水污染附近的河流和湖泊。
C2 noun /ˈɛpɪtɑːf/

epitaph

墓志铭
Meaning
A short text written on a tombstone in memory of the deceased.
Example
The gravestone bore an epitaph honoring the soldier’s bravery.
墓碑上刻有纪念这位士兵勇敢的墓志铭。
C2 noun /ɪˌkliːziˈæstɪk/

ecclesiastic

神职人员
Meaning
A member of the clergy or church official.
Example
The council was attended by several high-ranking ecclesiastics.
理事会由几位高级神职人员参加。
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

支出
Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
管理支出对于制定预算至关重要。
C1 noun /ɪmˈbɛzlmənt/

embezzlement

挪用公款
Meaning
The act of dishonestly taking money or property entrusted to one's care.
Example
The accountant was arrested for embezzlement of company funds.
会计因挪用公司资金而被逮捕。
C2 verb /ɛnˈkɪndl/

enkindle

点燃，激发
Meaning
to set on fire or inspire strong emotion
Example
The speech enkindled hope in the audience.
演讲点燃了观众心中的希望。
B2 noun /ˌɛkspɜːˈtiːz/

expertise

专业知识
Meaning
Expert knowledge or skill in a particular area.
Example
His expertise in graphic design is widely recognized.
他的图形设计专业知识被广泛认可。
C1 noun /ɪkˈstriː.mɪst/

Extremist

极端分子
Meaning
a person who holds extreme political or religious views
Example
The government is taking measures to prevent extremist activities.
政府正在采取措施防止极端分子活动。
C1 noun /ˌjuːθəˈneɪʒə/

euthanasia

安乐死
Meaning
The practice of intentionally ending a life to relieve pain and suffering.
Example
The debate about euthanasia raises difficult ethical questions.
关于安乐死的辩论提出了困难的伦理问题。
C2 noun /ɪˈbʊliəns/

ebullience

热情
Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
老师的热情激励了她的学生。
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。
B2 noun /ˌek.spɪˈdɪʃ.ən/

Expedition

远征
Meaning
a journey undertaken by a group of people with a particular purpose; organized trip for exploration
Example
The mountain climbing expedition required months of careful planning and preparation.
登山远征需要数月的精心规划和准备。
B2 noun /ˈek.oʊ/

Echo

回声; 回响
Meaning
a sound that is reflected back; a repetition or imitation
Example
His voice created a clear echo in the empty cathedral.
他的声音在空荡的教堂里产生了清晰的回声。
B2 adjective /ɪnˈdjʊər.ɪŋ/

Enduring

持久的; 永恒的; 持续很长时间的
Meaning
lasting; permanent; continuing for a long time
Example
Their enduring friendship lasted for decades.
他们持久的友谊持续了几十年。
B2 noun /ˈɛseɪ/

essay

论文
Meaning
A short piece of writing on a particular subject.
Example
She wrote an essay about climate change.
她写了一篇关于气候变化的论文。
B2 noun /ɪnˌsaɪkləˈpiːdiə/

encyclopedia

百科全书
Meaning
a book or set of books containing information on many subjects, usually arranged alphabetically
Example
She used an encyclopedia to complete her school project.
她使用了百科全书来完成她的学校项目。
B1 noun /ɪkˈspreʃ.ən/

Expression

表达; 表现;
Meaning
the act of making thoughts or feelings known; a look on someone's face
Example
The artist's painting was a beautiful expression of her inner emotions.
艺术家的画作是她内心情感的美丽表达。
B2 noun /ˈaɪ.lɪd/

Eyelid

眼皮
Meaning
either of the upper or lower folds of skin that cover the eye when closed
Example
Her eyelids felt heavy with sleep.
她的眼皮因睡意而感到沉重。
B2 noun /ɪˈlɛktrɪk drɪl/

Electric drill

电动钻孔机
Meaning
A power tool used for drilling holes in various materials
Example
He used an electric drill to make holes in the wall for hanging pictures.
他用电动钻孔机在墙上打孔，用于挂画。
B1 verb /ɪkˈspænd/

expand

扩展
Meaning
To increase in size, number, or importance.
Example
The company plans to expand its operations into new markets.
公司计划将其业务扩展到新市场。
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

激动
Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
山脉的景色让旅行者兴奋。
B2 verb /ɪkˈsiːd/

exceed

超越
Meaning
to go beyond a limit or expectation
Example
The athlete exceeded everyone's expectations by winning the gold medal.
运动员通过赢得金牌超越了每个人的期望。
C2 verb /ɪnˈvaɪərən/

environ

环绕
Meaning
to surround or enclose; to encircle
Example
Mountains environ the small valley.
山脉环绕着小山谷。
A2 noun /ˈiː.ɡəl/

Eagle

鹰
Meaning
large bird of prey with powerful wings and sharp talons
Example
The eagle soared high above the mountains.
鹰飞得很高，飞过了山脉。
B2 verb /ɪkˈspoʊz/

expose

揭示
Meaning
to reveal or uncover; to make visible or known
Example
The investigation exposed the truth about the scandal.
调查揭示了丑闻的真相。
B2 noun /ˈɛntəti/

entity

实体
Meaning
something that exists as a single and complete unit; an organization or being
Example
The new company will operate as a separate legal entity.
新公司将作为一个独立的法律实体运作。
B2 verb /ɪnˈkʌmpəs/

encompass

涵盖
Meaning
To include comprehensively; to surround or encircle.
Example
The project will encompass all aspects of rural development.
该项目将涵盖农村发展的各个方面。
B1 noun /ˈiː.tɪŋ ˈhæb.ɪts/

eating habits

饮食习惯
Meaning
A person's usual pattern and preferences in food consumption.
Example
Developing good eating habits leads to better health.
养成良好的饮食习惯有助于改善健康。
B1 noun /ˌek.sɪˈbɪʃ.ən/

Exhibition

展览
Meaning
a public display of works of art or other items of interest
Example
The art exhibition featured paintings from local artists throughout the region.
这场艺术展览展示了来自本地区的本地艺术家的画作。
C1 noun /ɪɡˈzɜːr.ʃən/

exertion

体力或脑力劳动
Meaning
Using energy or effort to achieve something.
Example
Excessive exertion can lead to fatigue and burnout.
过度的exertion可能导致疲劳和精疲力竭。
C1 adjective /ɪɡˈzɪləreɪtɪd/

exhilarated

兴奋的
Meaning
feeling very happy, animated, or elated
Example
She felt exhilarated after finishing the marathon.
她在完成马拉松后感到非常兴奋。
C2 adjective /ˈɪrˌsplɪtɪŋ/

earsplitting

震耳欲聋
Meaning
extremely loud or piercing sound
Example
The earsplitting noise of the fire alarm startled everyone.
火灾警报的震耳欲聋的声音让每个人都吓了一跳。
C2 noun /ˈɛskwaɪər/

esquire

律师称号
Meaning
A title of respect often used after a man's name, especially for lawyers in the United States.
Example
John Smith, Esquire, will be representing the client in court.
约翰·史密斯，律师称号，将在法庭上代表客户。
C1 adjective /ɪmˈfæt.ɪk/

Emphatic

有力的; 强烈的; 表达具有力量和信念
Meaning
forceful; strong; showing emphasis; expressed with force and conviction
Example
She gave an emphatic 'no' to the proposal.
她坚决地对提案说了'不'。
C1 noun /ˈek.stə.si/

Ecstasy

极乐
Meaning
an overwhelming feeling of great happiness or joyful excitement
Example
She was in complete ecstasy when she heard the good news.
她听到好消息时完全陷入了极乐。
C1 noun /ˈaɪ.wɪt.nəs/

Eyewitness

目击者
Meaning
a person who has seen something happen and can give evidence about it
Example
The police interviewed several eyewitnesses to the accident.
警方采访了多位事故的目击者。
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

能源安全
Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
能源安全确保稳定的供应。
B2 adjective ɪkˈstɪŋkt

extinct

灭绝
Meaning
No longer in existence; having died out completely.
Example
Some species are becoming extinct due to overfishing.
一些物种由于过度捕捞而濒临灭绝。
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 /ɪmˈpaʊər/

empower

Meaning
To give someone the power or authority to do something; to make someone stronger or more confident.
Example
Education can empower people to improve their lives.
C1 noun /ˌɛks.həˈleɪ.ʃən/

exhalation

呼气
Meaning
The action of breathing out.
Example
Slow exhalation calms the nervous system.
缓慢的呼气使神经系统平静。
B1 verb /ɪˈstæblɪʃ/

establish

建立
Meaning
To set up, create, or bring into existence something on a firm basis.
Example
The company plans to establish a new office in Dhaka.
公司计划在达卡设立一个新办公室。
C2 noun /ɪkˌspɒstjʊˈleɪʃən/

expostulation

抗议
Meaning
the act of expressing protest or disagreement
Example
His expostulation against the unfair rules was ignored.
他对不公平规则的抗议被忽视了。
C2 noun /ɪˌlɛkˈtrɑː.lə.sɪs/

electrolysis

电解
Meaning
A chemical decomposition produced by passing an electric current through a liquid or solution.
Example
Electrolysis is used to separate hydrogen from water.
电解被用于从水中分离氢气。
C1 adjective /ˈen.vi.ə.bəl/

Enviable

值得羡慕的
Meaning
causing envy; desirable
Example
Her success was enviable among her peers.
她的成功在同事中是值得羡慕的。
C1 verb /ɪmˈboʊl.dən/

embolden

激励
Meaning
To give someone the courage or confidence to do something.
Example
The coach's words emboldened the team to play aggressively.
教练的话激励了队伍去积极地比赛。
C1 noun ˈɛksəʊˌplænɪt

exoplanet

绕着一颗恒星公转的星球，位于太阳系外
Meaning
A planet that orbits a star outside the solar system.
Example
Astronomers have discovered thousands of exoplanets in the last decade.
天文学家在过去十年发现了成千上万的外行星。
B2 adjective ˈɛvɪdənt

evident

明显的
Meaning
Clearly seen or understood; obvious.
Example
The result was evident.
结果是显而易见的。
C1 adjective ɪkˈskwɪzɪt

exquisite

精致
Meaning
Extremely beautiful and delicate.
Example
The exquisite craftsmanship of the watch made it a collector's item.
这只手表的精美工艺使其成为收藏品。
B2 noun /ˈɛdʒuˌkeɪtər/

educator

教育工作者
Meaning
a person who provides education; a teacher or instructor
Example
She is a dedicated educator who inspires her students every day.
她是一位献身的教育工作者，每天都在激励她的学生。
A2 noun ˈefərts

efforts

努力
Meaning
A vigorous or determined attempt; physical or mental energy
Example
Your efforts determine your success.
你的努力决定了你的成功。
A1 noun /end/

End

结束; 终结; 结尾;
Meaning
the final part of something; termination or conclusion
Example
The end of the movie was unexpected and left everyone surprised.
电影的结局是意外的，所有人都感到惊讶。
B1 noun /ɪkˈstent/

Extent

范围; 范围程度
Meaning
the area covered by something; the degree to which something has spread
Example
The extent of the damage caused by the flood was enormous.
洪水造成的损害范围非常大。
C1 noun /ɪˈnɪɡ.mə/

enigma

谜团
Meaning
A person or thing that is mysterious, puzzling, or difficult to understand.
Example
Life remains an enigma to many.
生活对许多人来说仍然是一个谜团。
A2 adjective /ˈiː.stərn/

Eastern

东方的
Meaning
relating to or situated in the east; from or characteristic of the eastern part of the world
Example
She studied Eastern philosophy at the university.
她在大学学习东方哲学。
C1 adjective ɪˌlektrəʊmæɡˈnetɪk

electromagnetic

电磁的
Meaning
Relating to both electricity and magnetism or their interaction.
Example
Electromagnetic forces repel protons.
电磁力排斥质子。
C1 phrase ˈiː.kəʊˌsɪs.təm kəˈlæps

ecosystem collapse

生态系统崩溃
Meaning
The complete breakdown of an ecological system, resulting in the inability to maintain its structure and function.
Example
Unchecked deforestation can lead to ecosystem collapse.
不受控制的森林砍伐可能导致生态系统崩溃。
B2 verb /ɪɡˈzɜrt/

exert

施加
Meaning
to apply or bring to bear; to use physical or mental effort
Example
He exerted all his strength to lift the heavy box.
他全力以赴抬起沉重的箱子。
C1 verb /ˈɛkˌsaɪz/

excise

切除
Meaning
to cut out or remove completely, often by surgery
Example
The surgeon excised the tumor successfully.
外科医生成功地切除了肿瘤。
B2 verb /ɪkˈsploʊd/

explode

爆炸
Meaning
to burst or shatter violently and noisily as a result of rapid combustion or pressure
Example
The bomb exploded in the middle of the street.
炸弹在街中央爆炸了。
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。