B2 verb /ɪnˈvɪʒən/

envision

想象

Meaning

to imagine or picture something in the future; to visualize a possibility or goal

Example

She envisions a world where everyone has equal access to education.

她设想了一个每个人都能平等接受教育的世界。

B2 noun /ɪnˈfɔːrsmənt/

enforcement

执法

Meaning

the act of making sure that laws or rules are followed

Example

The police are responsible for law enforcement.

警察负责执法。

B2 verb /ɪˈvæljueɪt/

evaluate

评估

Meaning

To assess or judge the value, quality, or significance of something.

Example

The teacher will evaluate the students’ projects tomorrow.

老师明天将评估学生的项目。

B2 noun /ˈep.ɪk/

Epic

史诗

Meaning

a long poem telling of heroic deeds; something heroic or grand in scale

Example

The Iliad is one of the most famous epics in world literature.

《伊利亚特》是世界文学中最著名的史诗之一。

B2 verb /ɪnˈdɔːrs/

endorse

支持

Meaning

To give approval or support to someone or something; to publicly recommend.

Example

The celebrity endorsed the new skincare product.

这位名人支持了新的护肤产品。

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 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。

B2 noun /ˈɜːrnər/

earner

收入者

Meaning

A person who earns money through work or business

Example

She is the primary earner in her family.

她是家庭中的主要收入者。

B2 verb /ɪmˈbɑːrk/

embark

开始

Meaning

to begin a journey, project, or activity

Example

She decided to embark on a new career in medicine.

她决定开始医学领域的新事业。

B2 verb /ɪˈreɪs/

erase

擦除

Meaning

to remove completely; to delete or wipe out

Example

Use an eraser to erase the pencil marks.

使用橡皮擦来擦掉铅笔痕迹。

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。

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。

B2 adjective /ɪɡˈzɔː.stɪd/

exhausted

筋疲力尽

Meaning

Extremely tired; having no energy left.

Example

Feeling exhausted after waking up is common.

醒来后感到筋疲力尽是很常见的。

B2 verb /ɪɡˈzɔːst/

exhaust

耗尽

Meaning

to tire out completely; to use up resources

Example

The long journey exhausted the children.

长时间的旅行耗尽了孩子们的精力。

B2 adjective /ɪɡˈzɑːtɪk/

exotic

异国情调和迷人

Meaning

Unusual and attractive because it is from a foreign place or culture.

Example

The garden was filled with exotic plants from tropical countries.

花园里满是来自热带国家的异国情调植物。

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 /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。

B2 noun /ɪɡˈzɔːstʃən/

exhaustion

疲劳

Meaning

A state of extreme physical or mental fatigue.

Example

Chronic exhaustion can lead to burnout and decreased productivity.

长期的疲劳可能会导致倦怠和生产力下降。

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 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。

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。

B2 verb /ɪnˈdeɪndʒər/

endanger

危及

Meaning

To put someone or something at risk or in danger.

Example

Cutting down forests can endanger many species of animals.

砍伐森林可能会使许多物种面临危险。

B2 noun /ɪˈrʌp.ʃən/

Eruption

火山喷发

Meaning

a sudden violent occurrence or outburst; volcanic explosion

Example

The volcanic eruption forced thousands of people to evacuate the area.

火山喷发迫使成千上万的人疏散该地区。

B2 noun /ˈɜːθ.wɜːm/

Earth-worm

蚯蚓

Meaning

a segmented worm that lives in soil and helps decompose organic matter

Example

The gardener was happy to find many earthworms in the soil.

园丁很高兴在土壤中发现了许多蚯蚓。

B2 noun ˈiːkoʊˌtʊrɪzəm

Eco-tourism

生态旅游

Meaning

A form of tourism involving responsible travel to natural areas that conserves the environment and improves the well-being of local people.

Example

Eco-tourism promotes responsible travel to natural areas.

生态旅游促进了负责任的自然地区旅游。

B2 adjective ˌiːvəˈluːʃənəri

evolutionary

进化的

Meaning

Relating to or denoting the gradual development of something, especially from a simple to a more complex form.

Example

The evolutionary changes in species are fascinating.

物种中的进化变化是迷人的。

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 verb /ɪmˈbɑːrkɪŋ/

embarking

开始旅行

Meaning

Beginning a journey or enterprise.

Example

The group is embarking on a long journey.

小组正在开始一段长途旅行。

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。

B2 adjective /ɪkˈsprɛsɪv/

expressive

表达性

Meaning

Effectively conveying thought or feeling.

Example

Her eyes were so expressive that no words were needed.

她的眼睛如此表达性，以至于不需要任何话语。

B2 verb ɪmˈpaʊərɪŋ

empowering

授权

Meaning

Giving someone the authority or power to do something; making someone stronger and more confident.

Example

Empowering children can lead to societal progress.

授权儿童可以促进社会进步。

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。

B2 verb, noun /ɪnˈdevər/

endeavour

努力

Meaning

To try hard to achieve something; an attempt or effort

Example

She endeavoured to finish the project on time.

她努力按时完成项目。

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 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。

B2 adjective /ˈɛθnɪk/

ethnic

民族的

Meaning

relating to a population subgroup with a common national or cultural tradition

Example

The festival celebrated the city's diverse ethnic communities.

这个节日庆祝了城市中各种民族的社区。

B2 verb /ɪˈlɛkt/

elect

选举

Meaning

To choose someone for a position or office by voting.

Example

The citizens elected a new president.

公民选举了新总统。

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。

B2 noun ˈɛmpəθi

empathy

同理心

Meaning

The ability to understand and share the feelings of another person.

Example

Empathy helps students connect with society.

同理心帮助学生与社会建立联系。

B2 noun /ɪnˈrɪtʃ.mənt/

enrichment

丰富

Meaning

The action of improving or enhancing the quality or value of something.

Example

Cultural enrichment fosters a deeper understanding of traditions.

文化丰富促进对传统的更深理解。

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。

B2 adjective ˌiːkəˈlɒdʒɪkəl

ecological

生态的

Meaning

Relating to ecology or the environment.

Example

Deforestation threatens the ecological balance of the planet.

森林砍伐威胁到地球的生态平衡。

B2 noun /ˈaɪ.saɪt/

Eyesight

视力

Meaning

the ability to see; vision

Example

Regular eye checkups are important for maintaining good eyesight.

定期眼部检查对于保持良好的视力至关重要。

B2 verb ˈɛkəʊd

echoed

回响

Meaning

To repeat or resound; to be reminiscent of something.

Example

The words of gratitude echoed in his heart.

感恩的言辞在他心中回响。

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。

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。

B2 verb /ɪnˈfɔːrs/

enforce

执行

Meaning

to make sure that a rule, law, or policy is obeyed

Example

The police are responsible for enforcing the law.

警方负责执行法律。

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。

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。

B2 verb/noun /ɪɡˈzɪbɪt/

exhibit

展出

Meaning

To display or show publicly; something put on display.

Example

The museum will exhibit ancient artifacts.

博物馆将展出古代文物。

B2 noun /ɪˈfɛktɪvnəs/

effectiveness

效能

Meaning

the degree to which something is successful in producing a desired result.

Example

The effectiveness of the new policy is still being evaluated.

新政策的效能仍在评估中。

B2 adjective /ˌiːkəˈnɒmɪkl/

economical

经济的

Meaning

Careful in the use of resources; providing good value or efficiency.

Example

Driving a hybrid car is economical in the long run.

驾驶混合动力车在长期来看是经济的。

B2 verb /ɪˈvoʊk/

evoke

唤起

Meaning

to bring a feeling, memory, or image into the mind

Example

The old song evoked memories of her childhood.

那首老歌唤起了她童年的回忆。

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。

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 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。

B2 noun /ɪkˈsploʊʒən/

explosion

爆炸

Meaning

a violent burst or release of energy, often causing damage and noise

Example

The explosion shook the entire neighborhood.

爆炸震动了整个社区。

B2 adverb /ɪˈməʊʃənəli/

emotionally

情感上

Meaning

in a way that relates to a person's feelings or emotions

Example

She became emotionally attached to her pet.

她变得情感上依赖她的宠物。

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。

B2 adjective /ɪˈtɜː.nəl/

Eternal

永恒的; 无尽的; 不朽的; 永远

Meaning

lasting or existing forever; without end or beginning; everlasting

Example

Their love seemed eternal and unbreakable.

他们的爱似乎永恒且不可打破。

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。

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。

B2 verb, adjective /ɪˈlæbəreɪt/ (verb), /ɪˈlæbərət/ (adjective)

elaborate

详细说明 / 设计复杂的

Meaning

verb: to explain something in detail; adjective: detailed and complicated in design

Example

She asked him to elaborate on his proposal.

她要求他详细说明他的提议。

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。

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。

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 adjective ɪkˈsɛsɪv

excessive

过度的

Meaning

More than is necessary, normal, or desirable; immoderate.

Example

Excessive population growth leads to resource depletion.

过度的人口增长导致资源枯竭。

B2 verb /ɪkˈskluːd/

exclude

排除

Meaning

To deliberately leave out or prevent someone or something from being included.

Example

The list excludes temporary workers.

该列表排除了临时工。

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。

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。

B2 adjective /ɪkˈsten.sɪv/

Extensive

广泛的; 大规模的; 广阔的

Meaning

covering or affecting a large area; comprehensive; wide-ranging

Example

The company conducted extensive research before launching the new product.

公司在推出新产品之前进行了广泛的研究。

B2 noun /ɪnˌvaɪrənˈmɛntəl ˈmuːvmənt/

environmental movement

环境运动

Meaning

A social or political movement aimed at protecting the environment and promoting sustainable practices through advocacy, education, and policy changes.

Example

The environmental movement focuses on reducing pollution and protecting ecosystems.

环境运动专注于减少污染并保护生态系统。

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。

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。

B2 verb /ɪnˈkaʊntər/

encounter

遇见 / 遇到

Meaning

to unexpectedly meet someone or experience something, especially something difficult or new

Example

During the hike, we encountered a wild bear.

在徒步旅行中，我们遇到了一只野生熊。

B2 verb ˈel.ɪ.veɪt

elevate

提升，抬高，升高到更高的位置或更重要的水平

Meaning

To lift to a higher position; to raise to a more important or impressive level.

Example

Good leadership can elevate team performance.

良好的领导能够提升团队表现。

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。

B2 adjective /ɪˈlɛktərəl/

electoral

选举的

Meaning

related to elections or voting

Example

The electoral process in the country has been reformed in recent years.

该国的选举程序在近年来进行了改革。

B2 noun ɪˈmɪʃ.ənz

emissions

排放

Meaning

The production and discharge of something, especially gas, heat, light, or radiation.

Example

Carbon emissions are rising globally.

碳排放在全球范围内上升。

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。

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 /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。

B2 adverb /ˈiːɡərli/

Eagerly

急切地; 怀着强烈的愿望

Meaning

with keen interest or enthusiasm; with great desire

Example

The children eagerly waited for the holiday to begin.

孩子们急切地等待假期的开始。

B2 noun /ˈem.ər.əld/

Emerald

翡翠

Meaning

a bright green precious stone used in jewelry

Example

The emerald necklace sparkled in the sunlight.

翡翠项链在阳光下闪闪发光。

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。

B2 verb /ɪɡˈzædʒəˌreɪt/

exaggerate

夸大

Meaning

to describe something as better, worse, or more important than it really is

Example

He tends to exaggerate his achievements.

他倾向于夸大自己的成就。

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 verb /ɪˈlɪmɪneɪt/

eliminate

消除

Meaning

To completely remove or get rid of something.

Example

Eliminate time-wasting habits.

消除浪费时间的习惯。

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 noun /ɪmˈbærəsmənt/

embarrassment

尴尬

Meaning

a feeling of self-consciousness, shame, or awkwardness

Example

Her face turned red with embarrassment after the mistake.

她因错误而羞愧得脸红了。

B2 noun /ˈɛθɪks/

ethics

伦理

Meaning

moral principles that govern a person's behavior or the conduct of an activity

Example

Business ethics require companies to act fairly and responsibly.

商业伦理要求公司公平且负责任地行事。

B2 noun ˌel.ɪ.dʒəˈbɪl.ə.ti

eligibility

资格

Meaning

The state of having the right to do or obtain something through satisfaction of the appropriate conditions.

Example

Eligibility criteria maintain fairness.

资格标准确保公平。

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。

B2 noun /ˈet.ɪ.kət/

Etiquette

礼仪

Meaning

the customary code of polite behavior in society or among members of a particular profession

Example

Proper etiquette requires standing when a lady enters the room.

适当的礼仪要求在女士进入房间时起立。

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 verb /ɪnˈdjʊər/

endure

忍受

Meaning

to suffer something difficult or unpleasant patiently

Example

He had to endure years of hardship before achieving success.

他必须忍受多年的困苦，才能取得成功。

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。

B2 verb ɪˈmɜːdʒɪz

emerges

浮现

Meaning

To come forth, appear, or arise from something

Example

A major health crisis emerges from pollution.

一个重大的健康危机从污染中浮现。

B2 adjective ˌɒn.trə.prəˈnɜː.ri.əl

entrepreneurial

企业家精神

Meaning

Relating to or characterized by the activity of setting up a business or businesses, taking on financial risks in the hope of profit.

Example

His entrepreneurial spirit led him to establish a successful startup.

他的企业家精神使他创办了一个成功的创业公司。

B2 noun /ɪnˈdɔːrs.mənt/

endorsement

支持

Meaning

A public or official statement of support or approval.

Example

The celebrity's endorsement increased the product's sales.

名人的支持增加了产品的销售。

B2 noun ɪnˈɡeɪdʒɪŋ ˈlɜːrnɪŋ ɪkˈspɪəriənsɪz

engaging learning experiences

引人入胜的学习体验

Meaning

Interactive and immersive educational activities that capture students' attention and actively involve them in the learning process.

Example

Digital tools create engaging learning experiences.

数字工具创造引人入胜的学习体验。

B2 noun ɪˌvæljuˈeɪʃən

evaluation

评估

Meaning

The making of a judgment about the amount, number, or value of something; assessment.

Example

Accurate evaluation helps determine resource sustainability.

准确的评估有助于确定资源的可持续性。

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。

B2 noun /ˌek.spekˈteɪ.ʃən/

Expectation

期望; 希望;

Meaning

a strong belief that something will happen or be the case; anticipation

Example

The new teacher exceeded everyone's expectations with her innovative teaching methods.

新老师通过其创新的教学方法超越了所有人的期望。

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。

耐力

Meaning

The fact or power of enduring an unpleasant or difficult process or situation without giving way.

Example

Running a marathon requires exceptional endurance.

跑马拉松需要非凡的耐力。