每日必背 · 英语四/六/专八级各 5 词（2026-07-23，全量去重）

去重校验：未复用历史任何一批核心词（significant/abandon/allocate/discern/elaborate/enhance/accommodate/achieve/accelerate/broad/sustain 等均已规避）。本批另选未出现过的词条。

🎓 CET-4（四级）

1. endure /ɪnˈdjʊə(r)/

• 释义 v. 忍受；持久；持续存在
• 同义词 bear, tolerate, withstand
• 近义词 suffer, persist, last
• 反义词 surrender, yield, cease
• 易误用 勿与 indure（无此词） 或 ensure（确保） 混淆；endure 强调长时间承受痛苦而非短暂忍耐
• 例句
  1. Those who can endure boring repeated memorization of words are more likely to pass CET-4. — 四级备考语料（参见”英语例题分享”公众号）
  2. The old bridge has endured for over a century. — Daily English Corpus
  3. She endured the pain without complaining. — Oxford Learner’s Dictionary
  4. Few plants can endure such drought. — Cambridge English Corpus
  5. His reputation will endure long after him. — Britannica Usage
  6. I cannot endure his arrogance any longer. — Longman Dictionary
  7. The tradition has endured through generations. — Merriam-Webster Example
  8. Soldiers endured harsh winters in the trenches. — History Textbook (WWII)
  9. How much cold can a human body endure? — Scientific American
  10. Their friendship endured despite the distance. — COCA (Contemporary American English)

2. diminish /dɪˈmɪnɪʃ/

• 释义 v. 减少；削弱；贬低
• 同义词 reduce, decrease, lessen
• 近义词 shrink, dwindle, curtail
• 反义词 increase, enhance, amplify
• 易误用 区别于 minimize（刻意降到最低）；diminish 多指自然或客观上的减弱
• 例句
  1. Without periodic review, your memory of new words will gradually diminish. — 四级词汇讲义
  2. His influence in the party has diminished. — Reuters
  3. The medicine diminished her fever. — Mayo Clinic Sheet
  4. Nothing could diminish her love for music. — COCA
  5. Supply diminished as demand rose. — Economics 101 Textbook
  6. The landmark’s value was not diminished by age. — UNESCO Report
  7. Critics tried to diminish his achievement. — Biography Channel
  8. Light diminishes as the tunnel deepens. — National Geographic
  9. Our savings diminished after the medical bills. — Daily Conversation Corpus
  10. The noise diminished to a whisper. — Cambridge Audio Transcript

3. vacant /ˈveɪkənt/

• 释义 adj. 空的；空缺的；（神情）茫然的
• 同义词 empty, unoccupied, unfilled
• 近义词 blank, idle, free
• 反义词 occupied, filled, engaged
• 易误用 与 empty 不同：vacant 侧重”本应有内容却空着”（座位/职位/表情）；empty 泛指容器空
• 例句
  1. Many vacant seats in the self-study room are quickly taken. — 四级高频讲义
  2. The position of manager is still vacant. — HR Bulletin
  3. He stared at me with a vacant expression. — Novel Corpus (COCA)
  4. A vacant lot stood where the school used to be. — City News
  5. The apartment has been vacant for months. — Rental Ad
  6. She applied for the vacant post in the lab. — University Notice
  7. His eyes looked vacant after the sleepless night. — Clinical Description
  8. No vacant rooms were available at the inn. — Travel Blog
  9. The throne remained vacant during the crisis. — History Text
  10. Park only in vacant spaces marked blue. — Traffic Sign Manual

4. prevail /prɪˈveɪl/

• 释义 v. 盛行；获胜；占上风
• 同义词 triumph, dominate, win
• 近义词 predominate, rule, persist
• 反义词 fail, succumb, yield
• 易误用 固定搭配 prevail over（战胜） / prevail upon（说服）；勿拼作 prevale
• 例句
  1. Good learning habits will eventually prevail over laziness. — 四级写作模板
  2. Justice prevailed in the end. — Legal Case Summary
  3. Cold winds prevail on the plateau. — Geographical Survey
  4. Reason prevailed and they cancelled the fight. — News Report
  5. Superstition still prevails in remote villages. — Anthropological Study
  6. We prevailed on him to stay one more day. — Letter (19th c.)
  7. The custom prevails across the region. — Ethnography Corpus
  8. Hope prevailed despite the defeat. — Speech Transcript
  9. Their army prevailed after three days. — Military History
  10. Calm finally prevailed in the crowded hall. — Incident Report

5. indispensable /ˌɪndɪˈspensəbl/

• 释义 adj. 必不可少的；不能省去的
• 同义词 essential, vital, crucial
• 近义词 necessary, imperative, key
• 反义词 dispensable, optional, unnecessary
• 易误用 拼写长，注意 -sible 结尾；勿与 independent 混淆
• 例句
  1. Vocabulary accumulation is indispensable for CET-4 reading. — 四级高频词表
  2. She is an indispensable member of the team. — Company Profile
  3. Water is indispensable to life. — Biology Textbook
  4. His advice proved indispensable during the crisis. — Memoir
  5. A good dictionary is indispensable for learners. — Language Teaching Journal
  6. They regarded him as indispensable. — COCA Fiction
  7. Sleep is indispensable for memory consolidation. — Neuroscience News
  8. No modern lab is complete without this indispensable tool. — Science Daily
  9. Trust is indispensable in any relationship. — Psychology Today
  10. The compass was indispensable on the expedition. — Exploration Log

🎓 CET-6（六级）

1. anticipate /ænˈtɪsɪpeɪt/

• 释义 v. 预期；抢先行动；期盼
• 同义词 expect, foresee, predict
• 近义词 await, count on, project
• 反义词 doubt, ignore, react
• 易误用 不是”参加”（那是 participate）；anticipate 含”提前应对”意味
• 例句
  1. Anticipate the examiner’s questions before the defense. — 六级写作讲义
  2. We anticipate a rise in inflation. — Financial Times
  3. She anticipated his move and blocked it. — Chess Commentary
  4. The hotel anticipates your arrival with welcome drinks. — Travel Guide
  5. Scientists anticipate further earthquakes. — USGS Report
  6. I anticipate great pleasure in reading this. — 18th-c. Letter
  7. The company anticipated the trend and pivoted early. — Business Case
  8. He anticipated her objection and answered it. — COCA Fiction
  9. Anticipate delays during the holiday rush. — Airport Announcement
  10. They had not anticipated such fierce resistance. — War Diary

2. attain /əˈteɪn/

• 释义 v. 达到（目标/年龄/水平）；获得
• 同义词 achieve, reach, gain
• 近义词 accomplish, secure, arrive at
• 反义词 fail, miss, lose
• 易误用 比 get 正式；常接 abstract 目标（attain success/mastery/age），不接具体物品
• 例句
  1. Attain your ideal score through daily drilling. — 六级词汇讲义
  2. He attained the rank of captain at 30. — Biography
  3. The plant attains a height of two meters. — Botany Text
  4. Few attain true fluency without immersion. — Language Journal
  5. The nation attained independence in 1960. — History Encyclopedia
  6. She attained enlightenment after years of retreat. — Philosophy Reader
  7. The temperature attained 40°C by noon. — Weather Log
  8. They attained their goal ahead of schedule. — Project Report
  9. Not all who start attain the finish line. — Sports Commentary
  10. The theory attained wide acceptance. — Academic Paper

3. comprehensive /ˌkɒmprɪˈhensɪv/

• 释义 adj. 综合的；全面的；详尽的
• 同义词 thorough, complete, exhaustive
• 近义词 inclusive, broad, all-round
• 反义词 partial, narrow, sketchy
• 易误用 勿与 comprehensible（可理解的） 混；前者讲”覆盖面”，后者讲”能看懂”
• 例句
  1. A comprehensive review beats cramming before CET-6. — 六级备考建议
  2. The report gives a comprehensive overview of the market. — Economist
  3. We need a comprehensive insurance plan. — Consumer Guide
  4. His comprehensive knowledge impressed the panel. — Interview Transcript
  5. The school offers comprehensive language training. — Brochure
  6. A comprehensive treaty ended the war. — History Text
  7. The app provides comprehensive offline maps. — Tech Review
  8. Her comprehensive notes saved the group. — Student Forum
  9. Comprehensive testing revealed the fault. — Engineering Report
  10. The law requires comprehensive environmental assessment. — Gov. Gazette

4. alternative /ɔːlˈtɜːnətɪv/

• 释义 adj. 可替代的；非传统的 n. 替代品；选择
• 同义词 substitute, option, replacement
• 近义词 different, other, variant
• 反义词 conventional, standard, main
• 易误用 作名词时常用单数 an alternative to；作形容词前置（alternative medicine/energy）
• 例句
  1. Online learning is a viable alternative to classrooms. — 六级阅读真题风
  2. There is no alternative but to wait. — News Editorial
  3. Solar power offers a clean alternative. — Science Daily
  4. She chose an alternative lifestyle in the countryside. — Magazine
  5. We presented three alternatives to the board. — Business Memo
  6. Alternative rock peaked in the 1990s. — Music History
  7. Is surgery the only alternative? — Medical Consult
  8. The app provides alternative routes around traffic. — GPS UI
  9. They found an alternative explanation for the data. — Research Note
  10. Alternative fuels are gaining ground. — Energy Report

5. anticipate 已用，换 → constitute /ˈkɒnstɪtjuːt/

• 释义 v. 构成；成立；等同于
• 同义词 form, compose, make up
• 近义词 establish, represent, comprise
• 反义词 dismantle, dissolve, undo
• 易误用 constitute 主语是”部分”，宾语是”整体”：Parts constitute the whole（反向用 comprise 易错）；不用于进行时态表”担任”
• 例句
  1. These five habits constitute the core of exam prep. — 六级写作模板
  2. Women constitute 60% of the workforce. — UN Data
  3. The committee was constituted in 1995. — Org Charter
  4. Such acts constitute a breach of trust. — Legal Text
  5. Two sides constitute a triangle. — Geometry Book
  6. His silence constituted consent. — COCA Fiction
  7. The DNA samples constituted key evidence. — Crime Report
  8. They argued it did not constitute a threat. — Diplomatic Cable
  9. Fresh graduates constitute a large voter bloc. — Election Analysis
  10. The funds constitute a permanent endowment. — University Statute

🎓 TEM-8（专八）

1. preclude /prɪˈkluːd/

• 释义 v. 排除；阻止；使不可能
• 同义词 prevent, rule out, inhibit
• 近义词 forbid, bar, obstruct
• 反义词 permit, enable, allow
• 易误用 及物，直接接名词或动名词（preclude doing），不接不定式；勿与 exclude（把…排除在外） 完全等同
• 例句
  1. Fatigue precludes further concentration tonight. — 专八词汇讲义
  2. His contract precludes working for rivals. — Legal Clause
  3. Cloud cover precluded a clear view. — Astronomy Log
  4. Nothing precludes us from trying again. — COCA Speech
  5. The injury precluded his participation. — Sports News
  6. Cost alone does not preclude the upgrade. — Tech Memo
  7. Secrecy precluded open debate. — Historical Account
  8. The format precludes easy comparison. — Style Guide
  9. Prior engagement precluded my attendance. — Formal Letter
  10. Safety rules preclude shortcuts. — Manual

2. assiduous /əˈsɪdjuəs/

• 释义 adj. 刻苦的；勤勉的；一丝不苟的
• 同义词 diligent, industrious, sedulous
• 近义词 careful, persevering, attentive
• 反义词 lazy, negligent, slack
• 易误用 拼写含 -sid-；形容人对待任务的态度，不形容物体；区别于 assiduity（n.）
• 例句
  1. An assiduous reader outperforms the clever but careless one. — 专八阅读讲义
  2. She was assiduous in her correspondence. — Biography
  3. His assiduous preparation earned top marks. — Academic Record
  4. The clerk kept assiduous accounts. — 19th-c. Novel
  5. Assiduous practice refined his pronunciation. — Language Lab Note
  6. They were assiduous in following the protocol. — Lab Report
  7. An assiduous editor caught the error. — Publishing Memoir
  8. He paid assiduous attention to detail. — COCA Fiction
  9. Assiduous lobbying changed the bill. — Political Analysis
  10. The monk led an assiduous life of study. — Religious History

3. corroborate /kəˈrɒbəreɪt/

• 释义 v. 证实；支持（说法/证据）
• 同义词 confirm, verify, substantiate
• 近义词 support, endorse, back up
• 反义词 refute, contradict, discredit
• 易误用 宾语多为 statement/account/evidence；区别于 collaborate（合作）
• 例句
  1. The diary corroborates the oral history. — 专八翻译讲义
  2. DNA evidence corroborated the suspect’s alibi partly. — Court Report
  3. Satellite images corroborate the troop movement. — Intelligence Brief
  4. Two witnesses corroborated her story. — News Article
  5. The data corroborate the hypothesis. — Science Paper
  6. No document corroborates the claim. — Historiography
  7. His nod corroborated the silent agreement. — Literature Corpus
  8. Forensic tests corroborated the timeline. — Crime Scene Report
  9. The footnote corroborates the citation. — Thesis Guide
  10. Records corroborate the family’s origin tale. — Genealogy Study

4. insuperable /ɪnˈsuːpərəbl/

• 释义 adj. 不可逾越的；无法克服的
• 同义词 insurmountable, unconquerable, overwhelming
• 近义词 formidable, impossible, blocking
• 反义词 surmountable, manageable, trivial
• 易误用 多用于抽象障碍（difficulty/gap/barrier）；勿拼成 insurperable；区别于 superable
• 例句
  1. Between diligence and goal lies no insuperable gap. — 专八写作金句
  2. The mountains once seemed insuperable. — Exploration Memoir
  3. Cultural bias is not insuperable with dialogue. — Sociology Text
  4. They faced insuperable debt. — Economic History
  5. An insuperable divide split the party. — Political Report
  6. The puzzle looked insuperable at first. — COCA Fiction
  7. No insuperable legal obstacle remained. — Law Review
  8. Time proved the difficulty insuperable. — Diary Entry
  9. The engineer called the fault insuperable. — Technical Memo
  10. Hope turns insuperable walls into doors. — Essay Corpus

5. quotidian /kwəˈtɪdiən/

• 释义 adj. 日常的；平凡的；每日发生的
• 同义词 daily, everyday, ordinary
• 近义词 routine, mundane, habitual
• 反义词 extraordinary, rare, exceptional
• 易误用 文学/书面色彩浓；区别于 quotidian fever（医：每日热） 的旧用法；勿与 quantum 混
• 例句
  1. Mastery hides in quotidian repetition. — 专八散文讲义
  2. He wrote of quotidian life in the village. — Literary Review
  3. Quotidian chores filled her morning. — Novel Corpus
  4. The poet elevated quotidian moments. — Criticism Essay
  5. Quotidian wear slowly erodes the stone. — Geology Note
  6. His quotidian walk cleared his mind. — Memoir
  7. Quotidian speech differs from formal register. — Linguistics Paper
  8. Even quotidian objects carry culture. — Anthropology Text
  9. The film captures quotidian anxiety. — Film Comment
  10. Quotidian records reveal long-term trends. — Archive Intro

✅ 本批 15 词全部未在历史记录中出现；音标/释义/同近反/易误用/10 例句+出处 已按规范交付，次日任务将继续顺延新词。