1. equator
/ɪˈkweɪtə/
n. 赤道
派生词：equatorial (adj.)
同义词：—
例句：The equator divides the Earth into two hemispheres.
2. equilibrium
/ˌiːkwɪˈlɪbriəm/
n. 平衡；均衡
派生词：equilibrate (v.)
同义词：balance; stability
例句：The market reached a state of equilibrium.
3. equip
/ɪˈkwɪp/
v. 装备；配备
派生词：equipment (n.); equipped (adj.)
同义词：supply; furnish
例句：The school is well equipped with computers.
4. equipment
/ɪˈkwɪpmənt/
n. 设备；器材（不可数）
同义词：gear; apparatus
例句：Safety equipment is essential.
5. equivalence
/ɪˈkwɪvələns/
n. 等同；相等
派生词：equivalent (adj./n.)
同义词：equality; parity
例句：There is no equivalence between the two systems.
6. equivalent
/ɪˈkwɪvələnt/
adj./n. 等同的；等价物
同义词：equal; identical
例句：One mile is equivalent to about 1.6 kilometres.
7. era
/ˈɪərə/（英） /ˈɪrə/（美）
n. 时代；纪元
同义词：age; period
例句：We are entering a new digital era.
8. eradicate
/ɪˈrædɪkeɪt/
v. 根除；消灭
派生词：eradication (n.)
同义词：eliminate; wipe out
例句：The disease has been almost eradicated.
9. eradication
/ɪˌrædɪˈkeɪʃən/
n. 根除；消灭
同义词：elimination; removal
例句：The eradication of poverty is a global goal.
10. erase
/ɪˈreɪz/
v. 擦除；抹去
派生词：erasure (n.)
同义词：remove; delete
例句：Please erase the blackboard.
11. erasure
/ɪˈreɪʒə/
n. 删除；抹去
同义词：deletion; removal
例句：The document showed signs of erasure.
12. erect
/ɪˈrekt/
v. 建立；竖立
adj. 直立的
派生词：erection (n.)
同义词：build; set up
例句：A statue was erected in the square.
13. erection
/ɪˈrekʃən/
n. 建立；竖立
同义词：construction
例句：The erection of the bridge took two years.
14. erosion
/ɪˈrəʊʒən/（英） /ɪˈroʊʒən/（美）
n. 侵蚀；腐蚀
派生词：erode (v.)
同义词：wearing away; corrosion
例句：Soil erosion is a serious environmental problem.
1. err
/ɜː(r)/
v. 犯错；出错
派生词：error (n.); errant (adj.)
同义词：make a mistake; be wrong
例句：To err is human.
2. errand
/ˈerənd/
n. 差事；跑腿
派生词：—
同义词：task; mission
例句：She went out on an errand for her mother.
3. error
/ˈerə(r)/
n. 错误；差错
派生词：erroneous (adj.); err (v.)
同义词：mistake; fault
例句：The report contains several errors.
4. erupt
/ɪˈrʌpt/
v. 爆发；喷发
派生词：eruption (n.)
同义词：explode; burst out
例句：The volcano erupted suddenly.
5. eruption
/ɪˈrʌpʃən/
n. 喷发；爆发
同义词：outbreak; explosion
例句：The eruption caused widespread damage.
6. escalator
/ˈeskəleɪtə(r)/
n. 自动扶梯
派生词：escalate (v.)
同义词：moving staircase
例句：Take the escalator to the second floor.
7. escape
/ɪˈskeɪp/
v./n. 逃跑；逃脱
派生词：escapable (adj.)
同义词：flee; get away
例句：The prisoner managed to escape.
8. escort
/ˈeskɔːt/
n./v. 护送；护卫
派生词：—
同义词：accompany; guard
例句：The visitors were escorted by security staff.
9. especial
/ɪˈspeʃəl/
adj. 特别的；格外的（较正式）
派生词：especially (adv.)
同义词：special; particular
例句：This is a matter of especial importance.
10. especially
/ɪˈspeʃəli/
adv. 尤其；特别
同义词：particularly; notably
例句：I enjoy classical music, especially Mozart.
11. essay
/ˈeseɪ/
n. 文章；论文
v. 尝试
派生词：essayist (n.)
同义词：composition; paper
例句：She wrote an essay on climate change.
12. essayist
/ˈeseɪɪst/
n. 散文作家
同义词：writer; author
例句：He is a well-known political essayist.
13. essence
/ˈesəns/
n. 本质；精华
派生词：essential (adj.)
同义词：core; substance
例句：Honesty is the essence of friendship.
14. essential
/ɪˈsenʃəl/
adj. 必要的；本质的
n. 必需品
派生词：essentially (adv.)
同义词：vital; necessary
例句：Water is essential to life.
15. essentially
/ɪˈsenʃəli/
adv. 本质上；基本上
同义词：basically; fundamentally
例句：The two plans are essentially the same.
16. establish
/ɪˈstæblɪʃ/
v. 建立；确立
派生词：established (adj.); establishment (n.)
同义词：set up; found
例句：The company was established in 1998.
17. established
/ɪˈstæblɪʃt/
adj. 已确立的；公认的
同义词：recognized; settled
例句：She is an established expert in the field.
18. establishment
/ɪˈstæblɪʃmənt/
n. 建立；机构；单位
同义词：institution; organization
例句：The establishment of the university boosted the local economy.
1. estate
/ɪˈsteɪt/
n. 财产；地产；庄园
派生词：real estate; estate agent
同义词：property; assets
例句：He inherited a large estate from his grandfather.
2. esteem
/ɪˈstiːm/
v./n. 尊重；尊敬
派生词：self-esteem (n.); esteemed (adj.)
同义词：respect; regard
例句：She is highly esteemed by her colleagues.
3. estimate
/ˈestɪmeɪt/ (v.)
/ˈestɪmət/ (n.)
v. 估计
n. 估计；估算
派生词：estimation (n.); estimated (adj.)
同义词：approximate; assess
例句：The cost is estimated at $2 million.
4. estimation
/ˌestɪˈmeɪʃən/
n. 估计；判断
同义词：assessment; calculation
例句：In my estimation, the plan is unrealistic.
5. etc.
/et ˈsetərə/
abbr. 等等
完整形式：et cetera
同义词：and so on
例句：You can bring books, notebooks, pens, etc.
6. eternal
/ɪˈtɜːnəl/
adj. 永恒的；永久的
派生词：eternity (n.); eternally (adv.)
同义词：everlasting; timeless
例句：They believed in eternal life.
7. Europe 欧洲
8. European
/ˌjʊərəˈpɪən/
adj./n. 欧洲的；欧洲人
派生词：Europe (n.)
同义词：—
例句：European countries cooperate closely on trade.
9. evaluate
/ɪˈvæljueɪt/
v. 评估；评价
派生词：evaluation (n.); evaluative (adj.)
同义词：assess; appraise
例句：Teachers evaluate students’ progress regularly.
10. evaluation
/ɪˌvæljuˈeɪʃən/
n. 评估；评价
同义词：assessment; appraisal
例句：The evaluation showed significant improvement.
11. evaporate
/ɪˈvæpəreɪt/
v. 蒸发；消失
派生词：evaporation (n.)
同义词：vaporize; disappear
例句：Water evaporates faster in hot weather.
12. evaporation
/ɪˌvæpəˈreɪʃən/
n. 蒸发
同义词：vaporization
例句：Evaporation plays a key role in the water cycle.
1. eve
/iːv/
n. 前夕；前一天
派生词：New Year’s Eve
同义词：the day before
例句：On the eve of the exam, she felt nervous.
2. even
/ˈiːvən/
adv./adj. 甚至；平坦的；均匀的
派生词：evenly (adv.); uneven (adj.)
同义词：still; flat
例句：He didn’t even say goodbye.
3. evening
/ˈiːvnɪŋ/
n. 傍晚；晚上
同义词：nightfall
例句：We usually go for a walk in the evening.
4. evenly
/ˈiːvənli/
adv. 均匀地；公平地
同义词：uniformly; fairly
例句：The cake was cut evenly.
5. event
/ɪˈvent/
n. 事件；活动
派生词：eventful (adj.)
同义词：incident; occasion
例句：The conference is a major international event.
6. eventful
/ɪˈventfəl/
adj. 多事的；重要的
同义词：memorable; significant
例句：It was an eventful year for the company.
7. eventually
/ɪˈventʃuəli/
adv. 最终；终于
派生词：eventual (adj.)
同义词：finally; ultimately
例句：She eventually achieved her goal.
8.
ever
/ˈevə/
adv. 曾经；永远
常见搭配：ever since; ever before
同义词：at any time
例句：Have you ever been abroad?
9. everlasting
/ˌevəˈlɑːstɪŋ/
adj. 永久的；持久的
同义词：eternal; perpetual
例句：Their friendship seems everlasting.
10. every
/ˈevri/
det. 每一个
派生词：everybody; everyone; everything
例句：Every student must attend the meeting.
11.
everybody
/ˈevribɒdi/
pron. 每个人
同义词：everyone
例句：Everybody knows the answer.
12. everyday
/ˈevrideɪ/
adj. 日常的
⚠️ 区分：
everyday (adj.) 日常的 every day (adv.) 每天 例句：Mobile phones are part of everyday life.
13.
everyone
/ˈevriwʌn/
pron. 每个人
同义词：everybody
例句：Everyone was invited.
14.
everything
/ˈevriθɪŋ/
pron. 一切；所有事物
同义词：all things
例句：Everything is ready.
15.
everywhere
/ˈevriweə/
adv. 到处
同义词：all over; anywhere
例句：Plastic waste is everywhere.
16. evidence
/ˈevɪdəns/
n. 证据
派生词：evident (adj.)
同义词：proof; indication
例句：There is strong evidence to support the theory.
17. evident
/ˈevɪdənt/
adj. 明显的
派生词：evidently (adv.)
同义词：obvious; clear
例句：Her progress is evident.
18.
evidently
/ˈevɪdəntli/
adv. 显然地
同义词：apparently; obviously
例句：He was evidently unaware of the problem.
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