Eyewitness
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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。
C1 noun /ɪˈnɔːrmɪti/

enormity

巨大性
Meaning
The extreme scale, seriousness, or extent of something perceived as bad or morally wrong.
Example
The enormity of the crime shocked the entire community.
犯罪的巨大性震惊了整个社区。
A2 verb /ɪkˈsaɪt/

excite

使兴奋
Meaning
to cause strong feelings of enthusiasm or eagerness
Example
The idea of traveling abroad excites her.
出国旅行的想法让她感到兴奋。
B2 noun /ɪkˈskluːʒən/

exclusion

排斥
Meaning
The process or state of being left out or denied access.
Example
The policy led to the exclusion of certain groups.
该政策导致某些群体被排斥。
B1 adjective /ɪnˈtaɪər/

Entire

完整的; 完全的; 不分割的
Meaning
complete; whole; not divided or in parts
Example
She read the entire book in one sitting.
她一口气读完了整本书。
C1 noun /juːˈfɔː.ri.ə/

euphoria

欣快, 兴奋, 狂喜
Meaning
A feeling or state of intense excitement and happiness; elation.
Example
Winning the championship brought a sense of euphoria.
赢得冠军带来了一种陶醉的感觉。
C1 adjective /ɪˈstreɪndʒd/

estranged

疏远
Meaning
no longer close or affectionate with someone; alienated
Example
She felt estranged from her family after the long dispute.
她在长时间的争执后感到与家人疏远。
C2 adjective /ˈɛstɪməbl/

estimable

值得尊敬的
Meaning
Worthy of great respect.
Example
Her estimable achievements inspired the whole community.
她值得尊敬的成就鼓舞了整个社区。
B2 verb /ɪnˈlɑːrdʒ/

enlarge

扩大
Meaning
to make something bigger or increase in size
Example
They decided to enlarge their house.
他们决定扩大他们的房子。
B2 noun /ˈɛmbəsi/

embassy

大使馆
Meaning
the official residence or offices of an ambassador
Example
He works at the French embassy in Dhaka.
他在达卡的法国大使馆工作。
C1 adjective /ɪˈlɪptɪkl/

elliptical

椭圆形的
Meaning
Having the shape of an ellipse; also, a style of speech that is concise and sometimes obscure.
Example
The planet follows an elliptical orbit around the sun.
行星沿着椭圆形的轨道围绕太阳运行。
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。
C2 verb /ˈɛnərˌveɪt/

enervate

使虚弱
Meaning
To weaken or drain someone of strength or vitality.
Example
The long hours of work enervated him.
长期的工作使他感到虚弱。
C1 noun /ɒnˈsɒmbəl/

ensemble

合奏, 团体
Meaning
a group of things or people viewed as a whole, especially performers in music or theater
Example
The theater ensemble gave a spectacular performance.
剧院合奏团进行了精彩的演出。
B1 adjective /ɪˈnɔː.məs/

Enormous

巨大的; 庞大的; 异常大的
Meaning
very large in size, quantity, or extent; huge
Example
The elephant was enormous and weighed several tons.
大象非常巨大，重达几吨。
B2 noun /ɪkˈses/

Excess

过剩; 多余
Meaning
an amount of something that is more than necessary, permitted, or desirable
Example
The excess food from the party was donated to the local shelter.
派对剩余的食物被捐赠给了当地的庇护所。
B1 noun /ɪˈkɒnəmɪst/

economist

经济学家
Meaning
A person who studies or is an expert in economics.
Example
The economist predicted a rise in inflation.
经济学家预测了通货膨胀的上升。
C1 verb /ˈɛkskəˌveɪt/

excavate

幸福
Meaning
to dig out or remove earth carefully, often for building or archaeological purposes
Example
The workers excavated the site to prepare for construction.
她在收到奖项时，无法掩饰她的幸福。
C1 verb /ɪˈnʌnsieɪt/

enunciate

清晰地发音
Meaning
to pronounce words clearly; to express an idea clearly
Example
The teacher asked him to enunciate each word.
老师让他清晰地发音每个单词。
C2 adjective /juːˈfoʊniəs/

euphonious

悦耳的声音
Meaning
Pleasing to the ear; having a sweet sound.
Example
The poet's euphonious language made the verse a delight to read.
诗人的优美语言使这首诗成为一种阅读的享受。
B1 adjective /ˌen.əˈdʒet.ɪk/

Energetic

充满活力的; 精力充沛的; 富有活力的
Meaning
having or showing great activity; vigorous; full of energy
Example
She is very energetic and loves outdoor activities.
她非常充满活力，喜欢户外活动。
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。
C2 noun /ɪˌpɪstəˈmɒlədʒɪst/

epistemologist

认识论者
Meaning
A scholar or expert who studies the nature, sources, and limits of knowledge.
Example
The epistemologist debated how humans can truly know anything with certainty.
认识论者辩论了人类如何能够确信地知道某些事情。
A2 noun /ˈer.ər/

Error

错误; 失误
Meaning
a mistake; something done incorrectly or wrong
Example
The error in the calculation led to incorrect results.
计算中的错误导致了不正确的结果。
B2 adjective /ɪˈven.tʃu.əl/

Eventual

最终的
Meaning
happening or existing at the end of a process; final; ultimate
Example
The eventual outcome was better than expected.
最终结果比预期的更好。
C1 verb /ɜːr/

err

犯错
Meaning
to make a mistake or be incorrect
Example
To err is human, to forgive divine.
犯错是人类的本性，宽恕是神圣的。
C1 verb /ˈɪə.mɑːrk/

earmark

指定
Meaning
To designate funds, resources, or time for a particular purpose.
Example
The government has earmarked funds for education.
政府已为教育指定资金。
B2 adjective /ɪkˈstɜːr.nəl/

External

外部的
Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
公司聘请了外部顾问来审查他们的商业战略。
C1 noun /ɪkˈspɛktənsi/

expectancy

期望
Meaning
the state of expecting something; anticipation or likelihood
Example
There was a sense of expectancy in the room before the results were announced.
在结果公布之前，房间里充满了期待感。
A1 adjective /ˈiː.vən/

Even

平坦; 均匀; 平级
Meaning
flat and smooth; equal or uniform; level
Example
The surface was completely even and smooth.
表面完全平坦且光滑。
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 verb /ɛksˈheɪl/

exhale

呼气
Meaning
to breathe out air from the lungs
Example
She slowly exhaled after holding her breath.
她屏住呼吸后慢慢地呼气。
C1 verb /ɪˈmænsɪpeɪt/

emancipate

解放
Meaning
to set someone free from legal, social, or political restrictions; to liberate from slavery or oppression
Example
The law was designed to emancipate slaves and grant them full citizenship.
这项法律旨在解放奴隶并授予他们完整的公民身份。
B2 noun /ɪˈstæblɪʃmənt/

establishment

机构
Meaning
An organization, business, or system; the act of setting something up.
Example
The restaurant is a new establishment in town.
餐厅是城市中新建立的机构。
C1 verb ɪɡˈzæsərbeɪt

exacerbate

加剧
Meaning
To make a problem, bad situation, or negative feeling worse.
Example
Climate change exacerbates flooding issues.
气候变化加剧了洪水问题。
C2 noun /ˌɛfləˈrɛsəns/

efflorescence

开花
Meaning
the process of flowering or reaching an optimal stage of development
Example
The garden was at the peak of its efflorescence in spring.
花园在春天达到了它的开花巅峰。
C1 noun /ɪkˌsperɪˈmɛnteɪʃən/

experimentation

实验
Meaning
The process of performing a scientific procedure to make a discovery, test a hypothesis, or demonstrate a known fact.
Example
Experimentation leads to groundbreaking products.
实验引领创新产品。
C2 noun /ˈɛpɪɡræm/

epigram

警句
Meaning
A short, witty saying or poem that expresses an idea in a clever way.
Example
Oscar Wilde was famous for his sharp epigrams.
奥斯卡·王尔德因其犀利的警句而闻名。
B2 noun ˈikoʊ ˈfrɛndli tɛkˈnɑləʤiz

eco-friendly technologies

环保技术
Meaning
Technologies that are designed to minimize environmental impact and promote sustainability.
Example
Eco-friendly technologies can mitigate pollution.
环保技术可以减轻污染。
C2 verb /ɪˈmeɪʃieɪt/

emaciate

消瘦
Meaning
To make abnormally thin or weak, usually because of illness or lack of food.
Example
The prisoners were emaciated after months without proper food.
囚犯在没有合适食物的几个月后变得极度消瘦。
B2 adjective /ˈiːtəbl̩/

eatable

可食用
Meaning
suitable or safe for eating
Example
The berries are not only eatable but also quite tasty.
这些浆果不仅可食用，而且味道相当好。
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 adjective /ɪˈklɛktɪk/

eclectic

折衷的
Meaning
Selecting or deriving ideas, styles, or tastes from a broad and diverse range of sources.
Example
Her taste in music is eclectic, ranging from classical to hip-hop.
她的音乐口味是折衷的，从古典到嘻哈。
C1 adjective ɪˈveɪ.sɪv

evasive

回避的, 狡猾的, 模糊的
Meaning
Tending to avoid commitment or self-revelation, especially by responding only indirectly.
Example
He gave an evasive answer to avoid trouble.
他给出了一个回避的答案，以避免麻烦。
A2 noun/verb /ɪkˈsperɪmənt/

experiment

实验
Meaning
a test or trial carried out to discover something or prove an idea
Example
The scientist conducted an experiment on plant growth.
科学家进行了一个关于植物生长的实验。
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

等价的; 相等的
Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
这个金额等于十美元。
C1 verb /ɪnˈsɜːrkəl/

encircle

围绕
Meaning
to form a circle around something
Example
The protesters encircled the building in a human chain.
抗议者围绕着建筑物站成一条人链。
C1 verb /ɪˈdʒɛkt/

eject

驱逐
Meaning
to force someone or something out, usually from a place or position
Example
The referee had to eject the player for unsportsmanlike behavior.
裁判不得不因不体育行为将球员逐出场外。
A2 adjective /ˈeksələnt/

Excellent

卓越的；出色的；优秀的；
Meaning
extremely good; outstanding; superior
Example
She received excellent grades in all her subjects.
她在所有科目中都得到了优秀的成绩。
B2 noun /ˌɛksɪˈkjuːʃən/

execution

执行，实施
Meaning
the act of carrying out a plan, order, or legal sentence
Example
The success of a project depends on its proper execution.
项目的成功取决于其正确的执行。
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。
B1 noun /ɪˈlɛktrɪk ˈkɛtəl/

Electric Kettle

电热水壶
Meaning
An electrical appliance that heats water quickly using electricity
Example
The electric kettle automatically turns off when the water starts boiling.
电热水壶在水开始沸腾时自动关闭。
B2 noun ɪnˌvaɪrənˈmɛntəl ˌdɛɡrəˈdeɪʃən

environmental degradation

环境退化
Meaning
The deterioration of the environment through depletion of resources and destruction of ecosystems.
Example
Environmental degradation threatens biodiversity.
环境退化威胁到生物多样性。
C1 verb /ɪɡˈzuːd/

exude

流露
Meaning
to display a quality strongly and openly; to release a liquid or smell slowly
Example
He exudes confidence whenever he speaks in public.
他每次在公众场合讲话时都会散发出自信。
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。
B2 verb /ɪˈmɪt/

emit

发射
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
工厂将烟雾排放到大气中。
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。
C1 noun /ˈɒntʊrɑːʒ/

entourage

随行人员
Meaning
A group of people attending or surrounding an important person.
Example
The celebrity arrived with her entourage of assistants and bodyguards.
名人带着她的随行人员和保镖到达了。
C2 adjective /ˌɛpɪkjʊˈriːən/

epicurean

享乐主义
Meaning
relating to the enjoyment of fine food, drink, and luxury
Example
The chef prepared an epicurean feast for the guests.
厨师为客人准备了一场享乐主义的盛宴。
B2 noun ɪkˈspænʃən

expansion

扩展
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
志愿服务有助于社交网络的扩展。
A2 noun /ɪˈkwɪpmənt/

equipment

设备
Meaning
the necessary tools, machines, or other items needed for a particular purpose
Example
The laboratory bought new equipment for research.
实验室购买了新的设备用于研究。
A1 noun/adjective /ˈɪŋɡlɪʃ/

english

英语
Meaning
The language of England, widely spoken around the world; relating to England or its people.
Example
She is learning English to study abroad.
她正在学习英语，以便出国留学。
A2 adjective /ɪkˈspɛnsɪv/

expensive

Meaning
costing a lot of money
Example
That car is too expensive for me to buy.
A1 adjective/adverb /ɪˈnʌf/

enough

足够
Meaning
as much or as many as required
Example
We have enough food for everyone.
我们有足够的食物供大家食用。
B2 noun ɪnˈdev.ər

endeavor

努力
Meaning
An attempt to achieve a goal; a serious determined effort.
Example
The endeavor to innovate space tourism is ambitious.
创新太空旅游的努力是雄心勃勃的。
B1 adjective /ˌen.təˈteɪ.nɪŋ/

Entertaining

娱乐的; 有趣且引人入胜
Meaning
providing amusement or enjoyment; funny and engaging
Example
The comedian's performance was very entertaining and kept the audience laughing.
那位喜剧演员的表演非常娱乐，观众笑声不断。
C1 adjective ɪˌɡæl.ɪˈteə.ri.ən

egalitarian

平等主义
Meaning
Believing in or based on the principle that all people are equal and deserve equal rights and opportunities.
Example
The new law promotes an egalitarian society.
新法律促进了平等主义社会的发展。
B2 noun /iˈkɒlədʒɪst/

ecologist

生态学家
Meaning
A scientist who studies the relationships between living organisms and their environment.
Example
The ecologist studied the effects of pollution on the forest ecosystem.
生态学家研究了污染对森林生态系统的影响。
C2 verb /ˈɛksplɪkeɪt/

explicate

解释
Meaning
to make an idea or principle clear by explaining it in detail
Example
The professor tried to explicate the theory of relativity for his students.
教授试图为他的学生解释相对论的理论。
C2 noun /juːˈdʒen.ɪks/

eugenics

优生学
Meaning
the study or practice of improving the genetic quality of the human population
Example
Eugenics has been criticized for its unethical applications in history.
优生学因其在历史上的不道德应用而受到批评。
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

夸张
Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
他关于他抓到的鱼的故事显然是夸张的。
B2 adjective /ɪˈmɜːrdʒɪŋ/

emerging

新兴
Meaning
becoming known, developing, or starting to exist
Example
Bangladesh is one of the fastest emerging economies in the world.
孟加拉国是世界上发展最快的新兴经济体之一。
C1 noun /ˈiːdɪkt/

edict

法令
Meaning
An official order, proclamation, or decree issued by an authority.
Example
The king issued an edict banning smoking in public places.
国王发布了一个禁烟令，禁止在公共场所吸烟。
B1 verb /ɪkˈsplɔːr/

explore

探索
Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
他们决定一起探索森林。
B2 verb /ɪnˈɡeɪdʒɪŋ/

engaging

参与
Meaning
Participating or becoming involved in; occupying or attracting someone's interest or attention.
Example
Engaging youth in education is essential.
让年轻人参与教育至关重要。
C1 adjective /ˌɛpɪˈsɒdɪk/

episodic

集集式的
Meaning
Happening occasionally or in separate parts; related to episodes.
Example
Her interest in art was episodic, coming and going over the years.
她对艺术的兴趣是间歇性的，随着岁月的流逝而来又去。
B2 noun /iˈkɒl.ə.dʒi/

ecology

生态学
Meaning
the study of how living things interact with each other and their environment
Example
Ecology helps us understand how pollution affects animals and plants.
生态学帮助我们理解污染如何影响动物和植物。
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。
C1 verb /ɪˈkɒnəmaɪz/

economize

节省
Meaning
To reduce spending or use resources carefully.
Example
Families are trying to economize by cutting unnecessary expenses.
家庭正在通过减少不必要的支出来节省开支。
C1 noun ɪˌlæˈstɪs.ə.ti

elasticity

弹性
Meaning
The responsiveness of demand or supply to changes in price.
Example
The elasticity of demand for luxury goods is high.
奢侈品的需求弹性很高。
C2 noun /ɪˌkwɪvəˈkeɪʃən/

equivocation

使用含糊不清的语言
Meaning
The use of ambiguous language to conceal the truth or to avoid committing oneself.
Example
The politician’s equivocation frustrated voters who wanted a clear answer.
政治家的模棱两可让想要清晰答案的选民感到沮丧。
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。
B1 noun ɪˈkwɒl.ə.ti

equality

平等
Meaning
The state of being equal, especially in status, rights, and opportunities.
Example
Equality in education is a key goal.
教育中的平等是一个关键目标。
B2 verb /ɪkˈstrækt/

extract

提取
Meaning
to remove or take out something, often with effort
Example
The dentist had to extract the damaged tooth.
牙医不得不提取受损的牙齿。
C1 noun /ɪˈlɛk.trəʊ.laɪts/

electrolytes

电解质
Meaning
Minerals in body fluids that carry an electric charge and are essential for many bodily functions.
Example
Electrolytes help maintain proper fluid balance in the body.
电解质有助于维持体内的液体平衡。
C2 adjective ˈɛr.jʊ.daɪt

erudite

博学的或聪明的
Meaning
Having or showing great knowledge or learning; scholarly and intellectual.
Example
The professor's erudite lecture fascinated the students.
教授的博学讲座让学生们着迷。
C2 verb /ɪsˈtʃuː/

eschew

避开
Meaning
to deliberately avoid or abstain from something
Example
She chose to eschew junk food for a healthier diet.
她选择避开垃圾食品，选择更健康的饮食。
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 noun ˌiːkəˈlɒdʒɪkəl ˈbæləns

ecological balance

生态平衡
Meaning
A state of dynamic equilibrium within a community of organisms.
Example
Maintaining ecological balance is essential for a sustainable planet.
维持生态平衡对可持续的星球至关重要。
A2 adverb /ˈev.ri.weər/

Everywhere

到处
Meaning
in all places; wherever you go
Example
The internet allows us to connect with people everywhere.
互联网让我们可以与到处的人连接。
C2 adjective /ɛɡˈzɪɡjuəs/

exiguous

稀缺
Meaning
small in amount; scanty or inadequate
Example
They survived on exiguous rations during the journey.
他们在旅途中依靠稀缺的口粮生存。
C2 noun /ˌɛfəˈvɛsəns/

effervescence

泡沫
Meaning
The release of gas bubbles; vivacity or high-spiritedness.
Example
Her effervescence made her the life of the party.
她的泡沫让她成为派对的灵魂。
C1 adjective ˈek.wɪ.tə.bəl

equitable

公平的
Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
公平的人工智能确保了技术使用中的公平性。
B2 adjective ˈel.ɪ.dʒə.bəl

eligible

有资格的
Meaning
Having the right to do or obtain something through satisfaction of the appropriate conditions.
Example
Only eligible candidates are considered for appointments.
只有有资格的候选人才会被考虑任命。
C2 noun /ˈiːɡlət/

eaglet

小鹰
Meaning
A young eagle.
Example
The eaglet waited in the nest for its mother to return.
小鹰在巢中等待母亲回来。
C1 adjective /ɪˈvæljʊətɪv/

evaluative

评估的
Meaning
Relating to or involving evaluation or assessment.
Example
The evaluative phase of the project involves assessing its success.
项目的评估阶段包括评估其成功。
A2 adjective /ˈɛkstrə/

extra

额外的
Meaning
More than what is usual, expected, or necessary
Example
She brought some extra food for the picnic.
她为野餐带来了额外的食物。
A2 adverb /ɪɡˈzækt.li/

Exactly

精确地; 精准地; 完全同意
Meaning
precisely; accurately; in complete agreement
Example
Tell me exactly what happened during the meeting.
告诉我在会议期间究竟发生了什么。
B1 noun /ˈɝːθ.kweɪk/

earthquake

地震
Meaning
A sudden and violent shaking of the ground as a result of movements within the earth's crust.
Example
A powerful earthquake struck Japan last night.
昨晚日本发生了强烈的地震。
C2 verb /ɪnˈkæmp/

encamp

扎营
Meaning
to set up or establish a camp
Example
The soldiers encamped near the river for the night.
士兵们在河边扎营过夜。
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。
C2 verb /ɪkˈstruːd/

extrude

挤出
Meaning
to force something out through a small opening; to shape by pushing material through a mold
Example
The factory extrudes plastic pipes using modern machines.
工厂使用现代机器挤出塑料管。
B2 verb /ɪˈrʌpt/

erupt

爆发
Meaning
to burst forth suddenly and violently
Example
The volcano erupted after centuries of dormancy.
火山在沉寂了几个世纪后爆发。
B1 verb /ˈɛdjʊˌkeɪt/

educate

教育
Meaning
to give knowledge, skills, or training to someone; to teach
Example
Parents should educate their children about healthy habits.
父母应该教育他们的孩子关于健康习惯。
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。
C2 adjective /ɛkˈstrɪnzɪk/

extrinsic

外在
Meaning
Not part of the essential nature of someone or something; coming from outside.
Example
His motivation was largely extrinsic, driven by rewards and recognition.
他的动力主要是外在的，受到奖励和认可的驱动。
C2 noun /ɪˈmɒljʊmənt/

emolument

工资
Meaning
payment for work or services; salary or fees
Example
The professor received his annual emolument from the university.
教授从大学收到了他的年薪。
C1 adjective /ˈɛntərˌpraɪzɪŋ/

enterprising

有企业家精神的
Meaning
showing initiative and resourcefulness; willing to take risks to achieve success
Example
She is an enterprising young entrepreneur.
她是一个有企业家精神的年轻企业家。
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。
B2 adverb /ɪkˈstɜrnəli/

externally

外部地
Meaning
in a way that relates to the outer surface or outside appearance
Example
The building appeared externally modern, but inside it was quite old-fashioned.
这栋建筑外部看起来很现代，但里面相当老式。
C2 noun /ˈeb.taɪd/

Ebb-tide

退潮
Meaning
the movement of the tide out to sea; a time when the sea level is falling
Example
During ebb-tide, we could walk further out on the beach.
在退潮期间，我们可以在海滩上走得更远。
B2 noun /ɪkˈspəʊʒər/

exposure

暴露
Meaning
the state of being exposed to contact with something, especially harmful
Example
Prolonged exposure to the sun can damage your skin.
长时间暴露在阳光下会损害皮肤。
C1 noun /ɪˈleɪʃən/

elation

极乐
Meaning
A feeling of great happiness and excitement.
Example
His elation was evident after winning the championship.
赢得冠军后，他的极乐心情显而易见。
C2 verb /ɛmˈbleɪzən/

emblazon

以显著的方式展示
Meaning
To decorate or display something in a noticeable or impressive way.
Example
The team's logo was emblazoned on their uniforms.
团队的标志被显著地展示在他们的制服上。
C1 verb /ɪkˈspend/

expend

花费
Meaning
to use up or consume; to spend energy or resources
Example
He expended all his energy on the project.
他把所有的精力都投入到这个项目上。
C2 noun /ɪkˈskrɛsəns/

excrescence

异常生长
Meaning
An abnormal outgrowth or lump, often considered unattractive.
Example
The building was considered an excrescence on the landscape.
这座建筑被认为是景观中的一种异常生长。
B1 noun /ɪkˈsep.ʃən/

Exception

例外
Meaning
a person or thing that is excluded from a general statement or does not follow a rule
Example
Most students passed the exam, with the exception of a few who were absent.
大多数学生通过了考试，唯一的例外是几位缺席的学生。
C2 adjective /ɪˈpɪstələri/

epistolary

书信体
Meaning
Related to the writing of letters; expressed in or through letters.
Example
The novel is written in an epistolary style, consisting of letters between characters.
这本小说是以书信体风格写的，由人物之间的信件组成。
B2 verb /ɪnˈroʊl/

enroll

注册
Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
他决定报名参加计算机编程课程。
C1 adjective /ɛsˈθɛtɪk/

esthetic

美学的
Meaning
Concerned with beauty or the appreciation of beauty.
Example
The building’s esthetic design attracted many visitors.
建筑的美学设计吸引了许多游客。
B1 noun /ˈɛpɪsoʊd/

episode

剧集
Meaning
An event or part of a story, or one installment in a series.
Example
The last episode of the drama was watched by millions.
这部戏剧的最后一集被数百万人观看。