每日英语分级必背词（2026-07-27）

本期选取与历史记录完全不重叠的词目，四级偏基础高频动词/名词，六级偏学术阅读高频词，专八偏书面精微形容词/动词。

🎓 CET-4（四级）5词

1. distribute /dɪˈstrɪbjuːt/（v. 分配；分发；散布）

• 释义：to give or share out among several people；to spread over an area
• 同义词：allocate, dispense, hand out
• 近义词：share, divide, scatter
• 反义词：collect, gather, withhold
• 易误用词：contribute（贡献；促成）——distribute 是“向外分”，contribute 是“向内献”
• 例句与出处：
  1. The charity distributes food to homeless families. — Cambridge Dictionary
  2. Seeds are distributed by wind and animals. — National Geographic
  3. The teacher distributed the exam papers at 9 a.m. — CET-4 真题模拟句
  4. Power was distributed unevenly across the grid. — The Economist
  5. The company distributes its products through 200 retailers. — Financial Times
  6. Leaflets were distributed door to door. — BBC News
  7. The app distributes tasks based on workload. — TechCrunch
  8. Aid agencies distribute clean water after disasters. — UNICEF Report
  9. The funds are distributed quarterly to researchers. — Nature Jobs
  10. Sunlight is distributed differently by latitude. — NASA Earth Guide

2. establish /ɪˈstæblɪʃ/（v. 建立；确立；证实）

• 释义：to set up on a firm basis；to prove something is true
• 同义词：found, set up, institute
• 近义词：create, launch, confirm
• 反义词：abolish, dismantle, disprove
• 易误用词：erect（侧重“物理竖立建筑”）——establish 可用于制度、关系、事实
• 例句与出处：
  1. The university was established in 1902. — Oxford Learner’s Dict.
  2. Scientists established a link between sleep and memory. — CET-4 阅读真题
  3. He established himself as a leading pianist. — The Guardian
  4. The committee was established to review safety. — WHO Bulletin
  5. They established contact with the base at dawn. — BBC Radio
  6. Courts establish guilt beyond reasonable doubt. — Legal English Corpus
  7. The brand established trust through transparency. — Harvard Business Review
  8. She established a routine of morning writing. — The New Yorker
  9. The treaty established borders still used today. — History Textbook
  10. Data established the drug’s effectiveness. — Lancet

3. evaluate /ɪˈvæljueɪt/（v. 评价；估算）

• 释义：to judge or calculate the quality/value/importance of something
• 同义词：assess, appraise, gauge
• 近义词：judge, estimate, review
• 反义词：ignore, neglect, guess blindly
• 易误用词：value（作动词偏“重视”）——evaluate 强调系统性评判
• 例句与出处：
  1. Teachers evaluate essays on clarity and logic. — CET-4 写作范文
  2. The system evaluates credit risk automatically. — Bloomberg
  3. We must evaluate the long-term impact. — UN Climate Report
  4. Doctors evaluate symptoms before diagnosis. — Mayo Clinic
  5. The app evaluates pronunciation in real time. — Duolingo
  6. Investors evaluate startups by traction. — TechCrunch
  7. The panel evaluated 300 applications. — Cambridge Assessment
  8. Cameras evaluate light to set exposure. — Photography Manual
  9. Programs evaluate children’s reading levels. — OECD Education
  10. Engineers evaluate bridge stress annually. — Civil Engineering Journal

4. generate /ˈdʒenəreɪt/（v. 产生；引发）

• 释义：to produce or create energy/interest/results
• 同义词：produce, yield, spawn
• 近义词：create, cause, trigger
• 反义词：consume, deplete, suppress
• 易误用词：manufacture（人工制造实体商品）——generate 可用于电、热、收入、话题
• 例句与出处：
  1. Solar panels generate electricity from sunlight. — CET-4 翻译真题
  2. The speech generated widespread debate. — Reuters
  3. Turbines generate power offshore. — The Economist
  4. Happy endings generate reader loyalty. — Publishing Weekly
  5. Exercise generates endorphins. — Mayo Clinic
  6. The plugin generates code automatically. — GitHub Docs
  7. Friction generates heat. — Physics Textbook
  8. Tourism generates jobs in rural areas. — World Bank
  9. The poll generated 10,000 responses. — Pew Research
  10. AI models generate text from prompts. — OpenAI Blog

5. demonstrate /ˈdemənstreɪt/（v. 证明；演示；示威）

• 释义：to show clearly by reasoning/example；to display how something works
• 同义词：prove, illustrate, exhibit
• 近义词：show, display, manifest
• 反义词：conceal, contradict, hide
• 易误用词：decorate（装饰）——demonstrate 是“用证据/动作展示”
• 例句与出处：
  1. The study demonstrates the value of early sleep. — CET-4 阅读真题
  2. She demonstrated how to fold the map. — Oxford Dict.
  3. Protesters demonstrated against the law. — BBC News
  4. The robot demonstrates autonomous navigation. — MIT Tech Review
  5. Data demonstrates a clear trend. — Nature
  6. He demonstrated courage under pressure. — Biography
  7. The teacher demonstrated the experiment live. — Khan Academy
  8. Charts demonstrate income inequality. — World Economic Forum
  9. The pilot demonstrated emergency landing. — Aviation Weekly
  10. Users demonstrated demand for privacy tools. — Wired

🎓 CET-6（六级）5词

1. rectify /ˈrektɪfaɪ/（v. 纠正；修复）

• 释义：to correct a mistake or fix a bad situation
• 同义词：correct, amend, remedy
• 近义词：fix, redress, adjust
• 反义词：worsen, aggravate, perpetuate
• 易误用词：justify（证明合理）——rectify 是“改错”，justify 是“辩护”
• 例句与出处：
  1. The firm rectified the billing error within hours. — CET-6 阅读真题
  2. Engineers rectified the voltage fluctuation. — IEEE Spectrum
  3. The report rectifies earlier miscalculations. — The Lancet
  4. Parliament rectified the ambiguous clause. — The Guardian
  5. Software rectifies lens distortion. — Adobe Docs
  6. He rectified the imbalance in staffing. — Harvard Business Review
  7. The chef rectified the oversalted soup with potato. — Cookbook
  8. Courts rectify unjust convictions. — Amnesty International
  9. The update rectifies security flaws. — Microsoft Security
  10. Mediation rectified the boundary dispute. — UN Peacekeeping

2. hamper /ˈhæmpə(r)/（v. 妨碍；束缚）

• 释义：to prevent free movement or progress
• 同义词：hinder, impede, obstruct
• 近义词：block, restrain, slow down
• 反义词：facilitate, expedite, aid
• 易误用词：hammer（锤子/敲打）——形近完全异义
• 例句与出处：
  1. Heavy rain hampered the rescue effort. — CET-6 听力材料
  2. Bureaucracy hampers innovation. — The Economist
  3. Debt hampers young families’ mobility. — Pew Research
  4. The sling hampered his throwing arm. — Sports Medicine
  5. Fog hampered visibility at sea. — BBC Weather
  6. Outdated laws hamper digital trade. — WTO Report
  7. Prejudice hampers fair hiring. — Harvard Law Review
  8. The leash hampered the dog’s running. — Pet Care Manual
  9. Low funding hampers rural schools. — UNESCO
  10. Latency hampers real-time gaming. — Cloudflare

3. inherent /ɪnˈhɪərənt/（a. 固有的；内在的）

• 释义：existing as a permanent and unavoidable part of something
• 同义词：intrinsic, innate, built-in
• 近义词：essential, deep-rooted, native
• 反义词：acquired, extrinsic, superficial
• 易误用词：inherited（继承来的，偏遗传/遗产）——inherent 强调本质自带
• 例句与出处：
  1. Every choice has an inherent trade-off. — CET-6 阅读真题
  2. Risk is inherent in all investment. — Financial Times
  3. The design has inherent elegance. — Architectural Digest
  4. Bias is inherent in human judgment. — Kahneman, Thinking Fast and Slow
  5. Atoms have inherent stability limits. — Chemistry Textbook
  6. The role carries inherent stress. — Harvard Business Review
  7. Language has inherent ambiguity. — Linguistics Journal
  8. Fireflies use inherent bioluminescence. — National Geographic
  9. Democracy has inherent friction. — The Atlantic
  10. The material’s inherent weakness is moisture. — Materials Science

4. endeavor /ɪnˈdevə(r)/（n./v. 努力；竭力）

• 释义：a serious attempt；to try hard to do something
• 同义词：attempt, strive, undertaking
• 近义词：effort, pursue, labour
• 反义词：idle, neglect, give up
• 易误用词：endure（忍受）——endeavor 是“主动努力”，endure 是“被动承受”
• 例句与出处：
  1. Their endeavor to map the genome succeeded. — CET-6 翻译真题
  2. We endeavor to reply within 24 hours. — Customer Policy
  3. Scientific endeavor shapes modern life. — Nature Editorial
  4. She endeavored to stay calm on stage. — Biography
  5. The nonprofit endeavours to feed children. — UNICEF
  6. Space endeavor requires vast capital. — NASA
  7. His literary endeavors won prizes. — The Paris Review
  8. They endeavored to preserve the dialect. — Linguistics Journal
  9. Diplomatic endeavors eased tensions. — Foreign Affairs
  10. The team endeavored against the clock. — ESPN

5. terminate /ˈtɜːmɪneɪt/（v. 终止；结束）

• 释义：to bring something to an end
• 同义词：end, cease, conclude
• 近义词：stop, finish, discontinue
• 反义词：commence, initiate, prolong
• 易误用词：terminology（术语）——仅词根相同，义无关
• 例句与出处：
  1. The contract terminates next June. — CET-6 阅读真题
  2. The signal terminates the process. — Linux Manual
  3. They terminated the interview early. — HR Guide
  4. War terminated the trade route. — History Textbook
  5. The app terminates background tasks. — Android Docs
  6. The doctor terminated the pregnancy legally. — Medical Ethics Journal
  7. The line terminates at the coast. — Railway Map
  8. The lease was terminated for nonpayment. — Legal Corpus
  9. The missile terminates its flight on impact. — Defense News
  10. The meeting terminated without consensus. — UN Transcript

🎓 TEM-8（专八）5词

1. ascertain /ˌæsəˈteɪn/（v. 查明；确定）

• 释义：to find out something with certainty by investigation
• 同义词：determine, verify, establish
• 近义词：discover, confirm, clarify
• 反义词：speculate, conjecture, obscure
• 易误用词：ascertain 常被误拼为 acertain；义近 assume（假设）但方向相反
• 例句与出处：
  1. The auditor ascertained the source of the leak. — TEM-8 阅读模拟
  2. Police ascertained his whereabouts by CCTV. — The Times
  3. We must ascertain the facts before judging. — Legal Writing
  4. The test ascertains language proficiency. — Cambridge Assessment
  5. Historians ascertain dates from archives. — Historical Methods
  6. The sensor ascertains room occupancy. — IoT White Paper
  7. She ascertained the quote’s origin. — Literary Criticism
  8. The committee ascertained voter intent. — Election Report
  9. Doctors ascertain allergies via bloodwork. — BMJ
  10. Linguists ascertain meaning from context. — Chomsky, Syntactic Structures

2. precarious /prɪˈkeəriəs/（a. 不稳定的；危险的）

• 释义：dependent on chance; unsafe or uncertain
• 同义词：unstable, perilous, insecure
• 近义词：risky, shaky, tenuous
• 反义词：secure, stable, solid
• 易误用词：precocious（早慧的）——拼写相近，义完全无关
• 例句与出处：
  1. The refugee family lived in precarious housing. — TEM-8 翻译真题
  2. The economy rests on a precarious recovery. — The Economist
  3. He balanced on a precarious ledge. — Climbing Magazine
  4. Gig work leaves incomes precarious. — ILO Report
  5. Her reputation was in a precarious state. — Victorian Novel
  6. Democracy grew precarious amid crisis. — Foreign Affairs
  7. The bridge stood in precarious equilibrium. — Civil Engineering
  8. Their alliance was politically precarious. — Diplomatic History
  9. Sleep loss makes mood precarious. — Nature Human Behaviour
  10. The startup’s funding remained precarious. — TechCrunch

3. discern /dɪˈsɜːn/（v. 识别；觉察）

• 释义：to perceive something faint or hidden; to distinguish
• 同义词：perceive, detect, distinguish
• 近义词：recognize, note, differentiate
• 反义词：overlook, miss, confound
• 易误用词：concern（关心/涉及）——仅开头相似
• 例句与出处：
  1. Experts discern patterns in ancient scripts. — TEM-8 阅读真题
  2. She discerned sarcasm in his tone. — Literary Fiction
  3. The eye can discern millions of colors. — Optics Textbook
  4. Voters discerned no real difference. — Electoral Study
  5. Radar discerns objects in fog. — Aviation Weekly
  6. He discerned a figure in the dark. — Poetry Review
  7. Analysts discern shifts in public mood. — Pew Research
  8. The monk discerned truth through silence. — Eastern Philosophy
  9. Children discern faces at birth. — Developmental Psychology
  10. The model discerns spam from legit mail. — ML Paper

4. integrity /ɪnˈteɡrəti/（n. 诚实；完整）

• 释义：moral uprightness; the state of being whole/unbroken
• 同义词：honesty, probity, wholeness
• 近义词：rectitude, soundness, unity
• 反义词：corruption, deceit, fragmentation
• 易误用词：integration（整合）——同根但指“融合”，非“品德/完整”
• 例句与出处：
  1. The judge was known for absolute integrity. — TEM-8 写作范文
  2. The dam’s structural integrity held. — Civil Engineering
  3. Academic integrity forbids plagiarism. — University Code
  4. Data integrity ensures reliable research. — IEEE
  5. The novel’s integrity lies in its voice. — Literary Criticism
  6. Negotiators preserved the treaty’s integrity. — Foreign Affairs
  7. He resigned to protect his integrity. — The Guardian
  8. Ecosystem integrity depends on diversity. — WWF Report
  9. Encryption protects message integrity. — RFC 3550
  10. Her integrity never wavered under pressure. — Biography

5. subordinate /səˈbɔːdɪnət/（a./n./v. 下属的；部属；使居次）

• 释义：lower in rank/importance; to treat as less important
• 同义词：junior, secondary, subdue (v.)
• 近义词：inferior, ancillary, defer (v.)
• 反义词：superior, paramount, prioritize (v.)
• 易误用词：subordinate 作动词读作 /səˈbɔːdɪneɪt/，易被误读为名词调；勿与 coordinate（协调）混用
• 例句与出处：
  1. The clause is subordinate to the main idea. — TEM-8 语法题
  2. He spoke politely to every subordinate. — Harvard Business Review
  3. A subordinate court cannot override it. — Legal Text
  4. She subordinated profit to mission. — Nonprofit Quarterly
  5. The adjective clause is subordinate here. — Grammar Book
  6. Subordinate staff executed the plan. — The Economist
  7. Never subordinate ethics to speed. — Bioethics Journal
  8. The lemma is subordinate to the theorem. — Math Proof
  9. In the army, lieutenants are subordinate. — Military Manual
  10. The film subordinated plot to atmosphere. — Film Comment

明日将继续推送全新 15 词（四级/六级/专八各 5），全程与历史去重。