B2 noun /iːz/

Ease

轻松；舒适

Meaning

absence of difficulty or effort; comfort and relaxation

Example

After years of practice, she played the piano with great ease.

经过多年的练习，她弹钢琴时非常轻松。

C2 noun /ɪnˈtriːti/

entreaty

恳求

Meaning

An earnest or humble request or plea.

Example

She made an entreaty for peace during the heated argument.

她在激烈的争论中恳求和平。

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。

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。

A1 noun /ˈiːv.nɪŋ/

evening

晚上

Meaning

the part of the day between afternoon and night

Example

We went for a walk in the cool evening.

我们在凉爽的晚上去散步。

C2 noun /ɪkˈsɪʒən/

excision

切除

Meaning

the act of cutting something out, especially by surgical removal

Example

The excision of the infected tissue prevented further complications.

切除感染的组织防止了进一步的并发症。

A1 noun /iːst/

east

东

Meaning

The direction from which the sun rises; one of the four cardinal points.

Example

The sun rises in the east.

太阳从东方升起。

C1 adjective /ɪkˈstætɪk/

ecstatic

欣喜若狂

Meaning

Feeling or expressing overwhelming happiness or excitement.

Example

The fans were ecstatic after their team won the championship.

球迷在他们的球队赢得冠军后欣喜若狂。

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。

C1 noun /ɪˈvændʒəlɪst/

evangelist

传教士

Meaning

A person who seeks to convert others to the Christian faith, especially by public preaching.

Example

The evangelist traveled across the country spreading his message.

传教士旅行穿越全国，传播他的消息。

A1 number /ɪˈlɛvən/

eleven

十一

Meaning

the number after ten and before twelve; 11

Example

There are eleven students in the classroom.

教室里有十一名学生。

B2 adjective /ɪkˈsɛntrɪk/

eccentric

古怪的

Meaning

unconventional and slightly strange in behavior or appearance

Example

The artist was known for his eccentric style.

艺术家以其古怪的风格而闻名。

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。

B2 verb ɪˈrɛktɪŋ

erecting

建造

Meaning

To build; construct; set up in a vertical position.

Example

The workers were erecting a new building downtown.

工人们正在市中心建设一座新建筑。

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'。

A2 noun /ɪksˈtʃeɪndʒ/

Exchange

交换

Meaning

an act of giving one thing and receiving another in return

Example

The exchange of gifts is a common tradition during the holidays.

节日期间互赠礼物是一个常见的传统。

C2 adjective /ɪˈfʌldʒənt/

effulgent

灿烂

Meaning

Shining brilliantly; radiant.

Example

Her effulgent smile brightened everyone's mood.

她那灿烂的微笑照亮了每个人的心情。

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 adjective/adverb /ˈɜːrli/

early

早

Meaning

before the usual or expected time

Example

She arrived early to the meeting.

她早早到达了会议。

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 adjective /ˌiːvənˈhændɪd/

evenhanded

公正无私

Meaning

Fair and impartial; showing no bias or favoritism.

Example

The judge was praised for her evenhanded approach to the case.

法官因其公正无私的案件处理方式而受到赞扬。

C1 noun /ˈɛspiənɑːʒ/

espionage

间谍活动

Meaning

The practice of spying or using spies to gather secret information, usually for political or military purposes.

Example

The agent was arrested on charges of espionage against the state.

该特工因涉嫌间谍活动被逮捕。

C1 adjective /ɪˈluːsɪv/

elusive

难以捉摸

Meaning

Difficult to find, catch, or achieve; hard to understand or define.

Example

The solution to the problem proved elusive.

问题的解决方案证明难以捉摸。

C2 noun /ˌɛmjʊˈleɪ.ʃən/

emulation

仿真

Meaning

Reproducing something or following someone to achieve success.

Example

The software allows the emulation of old video games on modern devices.

该软件允许在现代设备上模拟旧视频游戏。

B1 adjective ɪɡˈzɪs.tɪŋ

existing

现有的

Meaning

In existence; present; current.

Example

The commission reviews existing provisions.

委员会审查现有的规定。

B1 verb ɪkˈspændɪd

expanded

扩展

Meaning

Made or become larger or more extensive.

Example

Expanded opportunities in education can transform lives.

教育中的扩展机会可以改变生活。

A1 adverb /ɛls/

else

还有别的吗

Meaning

In addition; besides.

Example

Is there anything else you need?

你还需要其他的吗?

B2 verb /ɪnˈroʊl/

enrol

报名

Meaning

To officially register or sign up for a course, program, or membership

Example

She decided to enrol in a language course to improve her skills.

她决定报名参加一门语言课程以提高她的技能。

C1 verb /ˈɛkstrəˌdaɪt/

extradite

引渡

Meaning

to hand over a person accused or convicted of a crime to another country or state

Example

The government agreed to extradite the fugitive to his home country.

政府同意将逃犯引渡到他的祖国。

C1 adjective /ˌɛnɪɡˈmætɪk/

enigmatic

神秘的

Meaning

mysterious and difficult to interpret or understand

Example

He gave me an enigmatic smile.

他给了我一个神秘的微笑。

B1 verb /ɪkˈstend/

extend

扩展

Meaning

to make longer or larger; to stretch out; to offer or give

Example

The company decided to extend the deadline for the project.

公司决定延长项目的截止日期。

C1 adjective ɪˈræt.ɪk

erratic

不规则

Meaning

Unpredictable and inconsistent; not even or regular in pattern or movement.

Example

His erratic behavior confused his colleagues.

他的不规则行为让他的同事们感到困惑。

B2 adjective /ɪkˈstræv.ə.ɡənt/

Extravagant

奢华

Meaning

spending much more than is necessary; wasteful; lacking restraint in spending

Example

His extravagant lifestyle included expensive cars and luxury vacations.

他奢华的生活方式包括昂贵的汽车和奢华的度假。

C2 adjective /ˌen.zɪˈmæt.ɪk/

enzymatic

与酶有关的

Meaning

Relating to or involving enzymes, which are proteins that catalyze biochemical reactions in living organisms.

Example

Enzymatic reactions regulate metabolism in the human body.

酶反应调节人体的新陈代谢。

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 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。

A1 adverb /ˈevər/

Ever

曾经; 总是; 以任何方式

Meaning

at any time; always; in any way

Example

Have you ever been to Paris?

你曾经去过巴黎吗?

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 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。

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 /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。

B2 noun /ˌɛdɪˈtɔːriəl/

editorial

社论

Meaning

A newspaper article expressing the opinion of the editor or publisher.

Example

The newspaper published an editorial criticizing government policy.

报纸发布了一篇批评政府政策的社论。

C1 verb /ˈɛm.ə.neɪt/

emanate

散发

Meaning

To come out or spread from a source.

Example

A sweet fragrance emanated from the garden.

从花园中散发出一股甜美的香气。

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。

B2 verb /ɪmˈbɒdi/

embody

体现

Meaning

To give tangible or visible form to an idea, quality, or feeling.

Example

She embodies the spirit of generosity.

她体现了慷慨的精神。

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。

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 verb /ɪˈveɪd/

evade

回避

Meaning

To escape or avoid something, especially by cleverness or trickery.

Example

He tried to evade the question by changing the subject.

他通过换话题来回避问题。

B1 noun ˈem.fə.sɪs

emphasis

重音

Meaning

Special importance, value, or prominence given to something; stress laid on a particular point or aspect.

Example

The speaker placed emphasis on sustainable development.

演讲者强调了可持续发展。

C1 noun ɪɡˌzæs.pəˈreɪ.ʃən

exasperation

恼怒

Meaning

Extreme irritation or frustration.

Example

He sighed in exasperation after hearing the same excuse again.

他在再次听到同样的借口后，因恼怒而叹了口气。

C1 adjective /ɪkˈspænsɪv/

expansive

广阔的

Meaning

covering a wide area or having a wide range of ideas or emotions

Example

They enjoyed the expansive view from the hilltop.

他们享受从山顶看到的广阔景色。

B1 noun /ɪˈfɛk.tɪv kəˌmjuː.nɪˈkeɪ.ʃən/

effective communication

有效沟通

Meaning

Clear and meaningful exchange of information that achieves its intended purpose.

Example

Effective communication is key to strong relationships.

有效沟通是建立强大关系的关键。

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 adjective /ˌɛfəˈvɛsənt/

effervescent

充满活力

Meaning

Giving off bubbles; lively, enthusiastic, and full of energy.

Example

She had an effervescent personality that brightened every room.

她有着充满活力的个性，照亮了每个房间。

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。

C2 noun /ɪˌdʒækjʊˈleɪʃən/

ejaculation

射精 / 突然的呼喊

Meaning

The action of suddenly saying something or the release of semen during sexual climax.

Example

His sudden ejaculation of joy surprised everyone in the room.

他突然的欢乐射精让房间里的每个人都感到惊讶。

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。

C1 noun /iːl/

Eel

鳗鱼

Meaning

a long, snake-like fish that lives in both fresh and salt water

Example

The electric eel can generate powerful electric shocks.

电鳗可以产生强大的电击。

C2 noun /ɪˈklɛktɪˌsɪzəm/

eclecticism

折衷主义

Meaning

A method or practice of deriving ideas, style, or taste from a broad and diverse range of sources.

Example

The architect’s work shows eclecticism by blending modern and traditional elements.

建筑师的作品展示了折衷主义，融合了现代和传统元素。

B1 adjective ɪˈməʊʃənl

emotional

情感的

Meaning

Having feelings that are easily excited and openly displayed.

Example

Visiting the burial site made him emotional.

参观墓地让他变得情感丰富。

B2 verb ɪnˈfɔːrsɪŋ

enforcing

执行

Meaning

To compel observance of or compliance with a law, rule, or obligation.

Example

Enforcing strict laws is necessary to prevent violations.

执行严格的法律是防止违规的必要条件。

C1 verb /ɪnˈθjuːz/

enthuse

激动

Meaning

to express excitement or admiration

Example

She enthused about her trip to Italy.

她对她的意大利之旅充满了热情。

A2 noun ɪnˈvaɪ.rən.mənt

environment

环境

Meaning

The surroundings or conditions in which a person, animal, or plant lives or operates.

Example

Protecting the environment is crucial for future generations.

保护环境对未来几代人至关重要。

A2 noun ˌedʒ.ʊˈkeɪ.ʃən

education

教育

Meaning

The process of receiving or giving systematic instruction, especially at a school or university.

Example

Quality education is key to progress.

优质教育是进步的关键。

B2 noun ˌeksplɔɪˈteɪʃən

exploitation

剥削

Meaning

The action of making use of and benefiting from resources, often in an unfair or selfish way.

Example

Exploitation of marine resources has led to significant damage.

对海洋资源的开发导致了显著的损害。

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。

B1 adjective /ɪɡˈzækt/

Exact

精确的; 正确的; 完全正确

Meaning

precise; accurate; completely correct

Example

Please give me the exact time of the meeting.

请告诉我会议的准确时间。

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 /ɪkˈskjuːzəbl/

excusable

可原谅的

Meaning

Able to be forgiven or justified.

Example

Her mistake was excusable given the circumstances.

考虑到情况，她的错误是可以原谅的。

C2 noun /ɪˈfjuːʒən/

effusion

倾泻

Meaning

An unrestrained outpouring of words, feelings, or emotions.

Example

His letter was an effusion of love and longing.

他的信是一场爱情与渴望的倾泻。

C1 verb ɪˈræd.ɪ.keɪt

eradicate

根除

Meaning

To destroy completely; to put an end to something undesirable.

Example

Vaccination programs help eradicate infectious diseases.

疫苗接种计划帮助根除传染性疾病。

C2 noun /ˌɛpɪzəʊˈɒtɪk/

epizootic

动物疫病

Meaning

An outbreak of disease affecting many animals of one kind at the same time.

Example

The farmer feared an epizootic might wipe out his cattle.

农民担心动物疫病会消灭他的家畜。

B2 noun /ˈen.tə.praɪz/

Enterprise

企业，特别是一个大胆或复杂的项目

Meaning

a project or undertaking, especially a bold or complex one

Example

The space exploration enterprise required years of planning and preparation.

太空探索企业需要多年的规划和准备。

C2 adjective /ɪˈlɪʒən/

elysian

天堂的

Meaning

Relating to or characteristic of paradise; delightful and heavenly.

Example

They spent an elysian week on the quiet island.

他们在宁静的岛屿上度过了一个天堂般的星期。

C2 verb /ɛksˈproʊprieɪt/

expropriate

征用

Meaning

To take property from its owner, especially by authority or for public use.

Example

The government decided to expropriate the land for a new highway.

政府决定征用这块土地来修建一条新高速公路。

B2 adverb /ɪˈfɪʃəntli/

efficiently

高效地

Meaning

in a way that achieves maximum productivity with minimum wasted effort or expense

Example

She managed to complete the task efficiently within the deadline.

她在最后期限内高效地完成了任务。

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。

C1 noun /ˈɜːr.θən pɒt/

Earthen pot

陶土锅

Meaning

a container made of baked clay or earth, used for cooking or storing

Example

The earthen pot keeps water naturally cool in summer.

陶土锅能在夏天自然保持水的凉爽。

C2 verb /ɪˈmɛnd/

emend

修改

Meaning

to correct or revise a text, especially for errors

Example

The editor emended the manuscript before publication.

编辑在出版前修改了手稿。

B1 adjective ɪkˈstriːm

extreme

极端

Meaning

Reaching a high or the highest degree; very great.

Example

Extreme weather patterns disrupt ecosystems.

极端的天气模式扰乱了生态系统。

C2 adverb /ˌɛkspəˈdɪʃəsli/

expeditiously

迅速而高效地

Meaning

in a quick and efficient manner

Example

The application was processed expeditiously.

申请被迅速而高效地处理了。

C2 noun /ɛmˈpɪrɪˌsɪzəm/

empiricism

经验主义

Meaning

the theory that all knowledge is derived from sense-experience

Example

Empiricism argues that knowledge comes from experience and observation.

经验主义认为，知识来自经验和观察。

C1 adjective /ɪˈvɒkətɪv/

evocative

唤起的

Meaning

bringing strong images, memories, or feelings to mind

Example

The music was evocative of her childhood memories.

这段音乐唤起了她的童年回忆。

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。

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。

C2 noun /ɪˈlɛk.trə.taɪp/

electrotype

电铸版

Meaning

A duplicate printing plate made by electroplating a mold of the original.

Example

The printer used an electrotype to produce multiple copies of the page.

打印机使用了电铸版来制作页面的多个副本。

A2 noun /ɪˌlɛkˈtrɪsɪti/

electricity

电力

Meaning

A form of energy resulting from the existence of charged particles.

Example

The storm caused a power cut and we had no electricity.

风暴导致了停电，我们没有电力。

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。

C2 verb /ɪnˈsaɪfər/

encipher

将消息转换为代码或密码

Meaning

to convert a message into code or cipher

Example

The agent enciphered the secret message before sending it.

特工在发送消息之前将其加密。

A2 adjective /ɪˈlɛktrɪk/

electric

电的

Meaning

Relating to or operated by electricity.

Example

The room was lit by an electric lamp.

房间里用电灯照明。

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。

Meaning

To instruct or improve someone morally or intellectually.

Example

Good books can both entertain and edify the reader.

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。

B1 adjective /ɪmˈbær.ə.sɪŋ/

Embarrassing

尴尬的; 令人不安的; 使羞愧的

Meaning

causing shame or awkwardness; uncomfortable; humiliating

Example

It was embarrassing when I forgot her name.

当我忘记她的名字时，那真是太尴尬了。

B1 noun /ˌiːkəˈnɒmɪks/ or /ˌɛkəˈnɒmɪks/

economics

经济学

Meaning

The study of production, consumption, and transfer of wealth.

Example

He is studying economics at university.

他在大学学习经济学。

C1 verb /ɪˈkweɪt/

equate

等同

Meaning

To consider as equal or equivalent.

Example

Many people equate wealth with success.

许多人将财富与成功相提并论。

B1 verb ɪkˈspændɪŋ

expanding

扩展

Meaning

Becoming larger or more extensive; increasing in size, number, or importance.

Example

Expanding education opportunities helps reduce inequality.

扩展教育机会有助于减少不平等。

B2 noun ˈiː.kəʊˌsɪs.təm

ecosystem

生态系统

Meaning

A biological community of interacting organisms and their physical environment.

Example

A balanced ecosystem is crucial for environmental sustainability.

平衡的生态系统对环境可持续性至关重要。

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。