euthanasia
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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。
C1 noun /ˈɛksədəs/

exodus

大规模撤离
Meaning
A mass departure of people from a place.
Example
There was a sudden exodus of workers after the strike began.
罢工开始后，工人们突然发生了大规模撤离。
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 noun /ˈɛf.ɪ.kə.si/

efficacy

效能
Meaning
The ability to produce a desired or intended result; effectiveness.
Example
The efficacy of the vaccine has been proven in trials.
疫苗的效能在试验中得到了证明。
C2 verb /ɛnˈfiːbəl/

enfeeble

削弱
Meaning
To make weak or feeble; to deprive of strength.
Example
The long illness enfeebled the old man.
长期的疾病使老人虚弱。
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。
B2 noun /ɪˈliːt/ or /eɪˈliːt/

elite

精英
Meaning
A select group that is superior in terms of ability or qualities.
Example
Only the elite were invited to the exclusive event.
只有精英才被邀请参加独家活动。
C1 adjective /ɪnˈɡreɪnd/

engrained

根深蒂固，难以改变
Meaning
Firmly fixed or established; difficult to change.
Example
Cultural practices are often deeply engrained in the fabric of society.
文化习俗常常深深植根于社会的结构中。
C1 verb /ˈɛm.jʊˌleɪt/

emulate

模仿
Meaning
to imitate someone or something with the intent to equal or surpass
Example
Young athletes often emulate their idols.
年轻运动员常常模仿他们的偶像。
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。
B1 verb /ɪmˈbærəs/

embarrass

Meaning
to cause someone to feel awkward, self-conscious, or ashamed
Example
His rude comment really embarrassed her in front of everyone.
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。
C2 adjective /ɛmˈpaɪriəl/

empyreal

天国的
Meaning
Heavenly, divine, or relating to the highest heavens.
Example
The poet described the empyreal beauty of the stars.
诗人描述了星星的天国美丽。
C2 noun /ˈɛmɪsɛri/

emissary

特使
Meaning
A person sent on a special mission, usually as a diplomatic representative.
Example
The king sent an emissary to negotiate peace.
国王派遣了一名特使去谈判和平。
C2 noun /ɛˌspriː də ˈkɔːr/

esprit de corps

团队精神
Meaning
A feeling of pride, fellowship, and loyalty shared by members of a group.
Example
The team's esprit de corps was evident in their cooperative effort.
团队的精神在他们的合作努力中显而易见。
C1 adverb ˌekspəˈnenʃəli

exponentially

指数地
Meaning
At a rapidly increasing rate; growing or expanding very quickly and intensely.
Example
Internet adoption is growing exponentially worldwide.
互联网的采用在全球范围内指数增长。
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。
C1 noun /ˈɛkstrəˌvɜːrt/

extrovert

外向者
Meaning
a person who is outgoing, sociable, and energized by being around other people
Example
As an extrovert, she enjoys meeting new people at social events.
作为一个外向者，她喜欢在社交活动中认识新朋友。
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。
C2 noun /ˈɛksplətɪv/

expletive

脏话
Meaning
a word or phrase used as an exclamation, often offensive or profane
Example
He shouted an expletive when he dropped the hammer on his foot.
当他把锤子掉到脚上时，他喊出了一个脏话。
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 /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。
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 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。
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?
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。
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。
C1 verb /ɪkˈstɔːrt/

extort

勒索
Meaning
to obtain something, especially money, by force, threats, or unfair means
Example
The gang attempted to extort money from local shopkeepers.
这个团伙试图从当地店主那里勒索钱财。
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。
C2 noun /ɪksˈtʃɛkər/

exchequer

国库
Meaning
The treasury of a state or country.
Example
The government announced new measures to improve the exchequer.
政府宣布了新的措施，以改善国库。
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。
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。
A1 pronoun /ˈɛvrɪθɪŋ/

everything

一切
Meaning
all things; the whole lot
Example
He packed everything in his suitcase.
他把所有东西都装进了他的行李箱。
C2 verb /ɪnˈdjuː/

endue

赋予
Meaning
To provide or endow with a quality or ability.
Example
The leader was endued with wisdom and courage.
领导者被赋予了智慧和勇气。
C2 verb /ɪˈnæmər/

enamor

爱慕
Meaning
to be filled with love or admiration for
Example
She was enamored with the beautiful scenery.
她爱上了美丽的风景。
B1 noun /ˈen.trəns/

Entrance

入口
Meaning
an opening that allows access to a place; the action of entering
Example
The main entrance to the building was decorated with beautiful flowers.
大楼的主入口装饰着美丽的花朵。
C2 noun /ˌɛpɪˈsaɪklɔɪd/

epicycloid

外摆线
Meaning
a curve traced by a point on the circumference of a circle that rolls around the outside of another circle
Example
The mathematician demonstrated how to draw an epicycloid.
数学家演示了如何绘制外摆线。
B2 noun ˈekwɪti

equity

股权
Meaning
The value of the shares issued by a company.
Example
Owning equity in a company can yield significant returns.
拥有公司股票可能带来可观的回报。
C2 verb /ɪkˈskruːʃieɪt/

excruciate

折磨
Meaning
to cause intense pain or suffering
Example
The injury excruciated him with unbearable pain.
伤害让他经历了无法忍受的疼痛。
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。
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。
A2 noun /ɪkˈsaɪt.mənt/

Excitement

兴奋
Meaning
a feeling of great enthusiasm and eagerness
Example
The children could barely contain their excitement about the upcoming field trip.
孩子们几乎无法抑制他们对即将到来的学校旅行的兴奋。
A2 preposition/conjunction /ɪkˈsɛpt/

except

除了
Meaning
not including; other than
Example
Everyone was invited except John.
每个人都被邀请，除了约翰。
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 /ɪɡˈzuːbərəns/

exuberance

兴奋
Meaning
the quality of being full of energy, excitement, and cheerfulness
Example
Her exuberance made the whole team feel motivated.
她的兴奋让整个团队感到鼓舞。
B1 adjective /ˌɛdjuˈkeɪʃənl/

educational

教育的
Meaning
Relating to the provision of education or having an educative effect.
Example
The journey was an educational experience.
这次旅行是一次教育性的体验。
B1 adjective ɪˈfɪʃ.ənt

efficient

高效
Meaning
Working in a well-organized way; competent and effective in performance.
Example
Efficient farming methods improve yields.
高效的农业方法提高产量。
C2 adjective /ˌɛfləˈrɛsənt/

efflorescent

盛开的
Meaning
in the process of blooming or flourishing
Example
The efflorescent trees made the park look beautiful.
盛开的树木让公园看起来很美丽。
C2 noun /ˈɛkwɪpɪdʒ/

equipage

装备或带有配件的马车
Meaning
Equipment or a carriage with its accessories.
Example
The nobleman arrived in a grand equipage.
贵族乘坐豪华马车到达。
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。
A1 number /eɪt/

eight

八
Meaning
The number equivalent to the product of two and four; one more than seven.
Example
There are eight apples in the basket.
篮子里有八个苹果。
B2 verb /ɪnˈhæns/

enhance

提升
Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
新的功能将提升用户体验。
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。
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。
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。
A2 noun /ɪˈkɒn.ə.mi/

economy

经济
Meaning
The wealth and resources of a country or region.
Example
A stable economy is essential for national growth.
稳定的经济对国家的增长至关重要。
C2 noun /ˌɛksɪˈkreɪʃən/

execration

诅咒
Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
独裁者的名字在他倒台后带着诅咒被提起。
C1 adjective ˌɜː.ɡəˈnɒm.ɪk

ergonomic

人体工学设计
Meaning
Designed for efficiency and comfort in the working environment; user-friendly and reducing strain.
Example
The chair has an ergonomic design for better posture.
这把椅子有一个人体工学设计，能保持更好的姿势。
C2 noun /ˈɪrˌʃɑːt/

earshot

听力范围
Meaning
the range or distance within which a sound can be heard
Example
The children whispered secrets out of earshot of their parents.
孩子们在父母的听力范围之外低声说着秘密。
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。
C1 noun ɪˈpɪf.ə.ni

epiphany

突然的启示或顿悟
Meaning
A moment of sudden revelation or insight.
Example
He had an epiphany about his true purpose in life.
他对自己生命的真正意义有了显现。
B2 verb /ɪnˈtaɪtəl/

entitle

授予权利
Meaning
to give someone the right to have or do something
Example
Employees are entitled to receive paid holidays.
员工有权享受带薪假期。
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。
B1 verb /ɪɡˈzɪst/

exist

存在
Meaning
to have being or reality; to be present
Example
Dinosaurs existed millions of years ago.
恐龙在几百万年前就存在。
C2 adjective /ˌɛnkəˈmiːæstɪk/

encomiastic

赞美的
Meaning
Expressing praise; laudatory.
Example
The book was filled with encomiastic remarks about the author.
这本书充满了对作者的赞美评论。
B1 adjective /ˈɛstɪmeɪtɪd/

estimated

估计的
Meaning
roughly calculated or judged; an approximate value or amount
Example
The estimated cost of the project is five million dollars.
该项目的估计成本为五百万美元。
C2 verb /ɪnˈræptʃər/

enrapture

使着迷
Meaning
To fill someone with great delight or joy.
Example
The beautiful music enraptured the audience.
美丽的音乐让观众陶醉。
C2 noun /ɪkˈspiːdiənsi/

expediency

机会主义
Meaning
the quality of being convenient and practical despite possibly being improper or immoral
Example
He acted out of political expediency rather than principle.
他是出于政治机会主义而非原则行事。
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/verb /ɪˈstiːm/

esteem

尊敬
Meaning
Respect and admiration, typically for a person.
Example
She is held in high esteem by her colleagues.
她受到了同事们的高度尊敬。
C1 noun ɪˌməʊ.ʃəˈnæl.ɪ.ti

emotionality

情感性
Meaning
The quality of being driven by emotions rather than reason; emotional responsiveness.
Example
His emotionality often influenced his decisions.
他的情感性常常影响他的决策。
B2 noun /ˌiː.kəˈnɒm.ɪk ˈsɪs.təm/

economic system

经济系统
Meaning
The organized framework for production, distribution, and consumption of goods and services in society.
Example
Capitalism, socialism, and mixed economies are types of economic systems.
资本主义、社会主义和混合经济是经济系统的类型。
C2 noun /ˈɛndaɪv/ or /ˈɑːndɪv/

endive

菊苣
Meaning
A leafy vegetable belonging to the chicory family, often used in salads.
Example
She added fresh endive to the salad for a slightly bitter flavor.
她将新鲜的菊苣加入沙拉中，增添了一丝微苦的味道。
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。
C2 verb /ɪnˈtwaɪn/

entwine

缠绕
Meaning
to twist or wind together; to become closely connected or involved
Example
The vines entwine around the old fence.
藤蔓绕过老围栏。
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 /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。
B1 verb /ɪkˈsplɔːrɪŋ/

exploring

探索
Meaning
Investigating or studying thoroughly; searching into or ranging over for the purpose of discovery.
Example
They are exploring different areas of Antarctica.
他们正在探索南极的不同区域。
C2 verb /ɪkˈstɛnjueɪt/

extenuate

减轻
Meaning
to make an offense, fault, or situation seem less serious by providing an excuse or explanation
Example
The lawyer tried to extenuate his client's actions by highlighting his difficult childhood.
律师通过强调客户的艰难童年，试图减轻他的行为。
C1 noun /ɪˈklɪps/

Eclipse

日蚀 (太阳或月亮)
Meaning
an obscuring of light from one celestial body by another; a decline or loss
Example
The total solar eclipse darkened the sky for several minutes.
完全的太阳日食让天空暗了好几分钟。
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。
C1 noun /ˈɜːrθənˌwɛr/

earthenware

陶器
Meaning
pottery made of clay and hardened by heat
Example
The shop displayed beautiful earthenware pots and bowls.
商店展示了美丽的陶器罐和碗。
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。
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。
B2 adjective /ɪnˈtaɪtəld/

entitled

有权
Meaning
having the right to do or have something; feeling deserving of special treatment
Example
Employees are entitled to paid leave.
员工有权享受带薪休假。
A2 noun /ɪmˈplɔɪər/

employer

雇主
Meaning
A person or organization that hires and pays people to work.
Example
The employer promised better benefits to attract skilled workers.
雇主承诺提供更好的福利，以吸引技术工人。
C1 noun /ˈiː.zi tʃeər/

Easy-chair

安乐椅
Meaning
a comfortable chair with arms and a back that reclines
Example
He relaxed in his favorite easy-chair after work.
他下班后在他最喜欢的安乐椅上放松。
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。
B1 adjective /ɪkˈspɪəriənst/

experienced

有经验的
Meaning
having knowledge or skill in a particular field gained through experience
Example
She is an experienced teacher who knows how to handle difficult students.
她是一个经验丰富的老师，知道如何处理困难的学生。
C1 noun /ɪkˈstɔːr.ʃən/

extortion

敲诈勒索
Meaning
the practice of obtaining something, especially money, through force or threats
Example
The businessman was arrested for extortion after threatening his partner.
商人因威胁其合作伙伴后被捕，罪名是敲诈勒索。
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 /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。
C1 verb /ɪnˈtrɛntʃ/

entrench

扎根
Meaning
To establish something so firmly that it is difficult to change.
Example
The company entrenched its position in the market through innovation.
公司通过创新巩固了其市场地位。
C1 noun /ɪkˈstrɛmɪti/

extremity

极限
Meaning
The farthest point or limit of something; a severe or extreme condition.
Example
He was pushed to the extremity of his patience.
他被推到了耐心的极限。
C2 noun /ɪˈfrʌntəri/

effrontery

厚颜无耻或鲁莽的胆量
Meaning
shameless or rude boldness
Example
He had the effrontery to lie even when caught red-handed.
即使被当场抓住，他也厚颜无耻地撒谎。
C1 adjective /ˌiːɡəˈtɪstɪkəl/

egotistical

自私的
Meaning
Excessively self-absorbed or conceited.
Example
Her egotistical behavior made it difficult for her to maintain friendships.
她自私的行为使得她很难维持友谊。
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。
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。
B1 noun /ɪɡˌzæm.ɪˈneɪ.ʃən/

examination

考试
Meaning
a formal test of knowledge or ability
Example
She is preparing for her final examination.
她正在为她的期末考试做准备。
A1 noun /ɪər/

Ear

耳朵; 听力; 听的能力
Meaning
the organ of hearing; the ability to hear or listen
Example
She whispered something in his ear during the meeting.
她在会议期间低声在他耳边说了些什么。
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。
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。
C1 verb /ɪˈleɪt/

elate

使高兴
Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
项目的成功让整个团队都感到非常高兴。
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。
C2 verb /ˈek.stər.peɪt/

extirpate

根除
Meaning
to completely remove or destroy something unwanted
Example
The government launched a program to extirpate corruption from public offices.
政府启动了一个旨在清除公共部门腐败的项目。
A2 noun /ˈef.ət/

Effort

努力
Meaning
physical or mental activity needed to achieve something
Example
She put a lot of effort into preparing for the final examination.
她在准备期末考试时付出了很多努力。
B2 noun /ɪɡˈzæmɪnər/

examiner

考官
Meaning
A person who tests or inspects knowledge, skills, or qualifications
Example
The examiner reviewed each student's answer sheet carefully.
考官仔细检查了每个学生的答题纸。
B2 verb /ɪmˈbɛd/

embed

嵌入
Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
记者与军事单位嵌入。
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。
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。
C1 adjective /ɪkˈstreɪ.ni.əs/

extraneous

无关
Meaning
Not directly related or essential to the matter at hand; irrelevant.
Example
The editor removed extraneous details from the report.
编辑从报告中删除了无关的细节。
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 /ɪkˈskriːt/

excrete

排泄
Meaning
to eliminate waste matter from the body
Example
Humans excrete carbon dioxide through breathing.
人类通过呼吸排出二氧化碳。
B2 noun /ˌɒn.trə.prəˈnɜːr/

Entrepreneur

组织和经营一个或多个企业的人
Meaning
a person who organizes and operates a business or businesses
Example
The young entrepreneur started her own tech company at age 22.
这位年轻的企业家在22岁时创办了自己的科技公司。
C1 verb /ɪnˈkrəʊtʃ/

encroach

幸福
Meaning
to gradually take over or intrude on someone’s rights, territory, or space
Example
The buildings began to encroach on the protected forest land.
当她获得奖项时，她无法掩饰自己的幸福。
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。
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。
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。
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 /ɪkˈspɪəriənsɪŋ/

experiencing

经历
Meaning
Encountering or undergoing an event or occurrence.
Example
The travelers are experiencing the thrill of adventure.
旅行者正在体验冒险的刺激。
A2 noun /ɪkˈspɪə.ri.əns/

Experience

经验
Meaning
practical contact with and observation of facts or events; knowledge gained through involvement
Example
Her years of teaching experience made her an excellent mentor for new teachers.
她多年的教学经验使她成为新教师的优秀导师。