require

verb

OPAL W OPAL S

/rɪˈkwaɪə(r)/

/rɪˈkwaɪər/

not usually used in the progressive tenses通常不用于进行时 (formal)

Verb Forms

present simple I / you / we / they require	/rɪˈkwaɪə(r)/ /rɪˈkwaɪər/
he / she / it requires	/rɪˈkwaɪəz/ /rɪˈkwaɪərz/
past simple required	/rɪˈkwaɪəd/ /rɪˈkwaɪərd/
past participle required	/rɪˈkwaɪəd/ /rɪˈkwaɪərd/
-ing form requiring	/rɪˈkwaɪərɪŋ/ /rɪˈkwaɪərɪŋ/

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to need something; to depend on somebody/something需要；依靠；依赖
- require something These pets require a lot of care and attention.这些宠物需要悉心照顾。
- Deciphering the code requires an expert.破译密码需要专家。
- This condition requires urgent treatment.这种情况得紧急处理。
- Do you require anything else? (= in a shop/store, for example)你还需要什么吗？
- These plants absolutely require shade.这些植物必须养在阴凉处。
- require somebody/something to do something True marriage requires us to show trust and loyalty.真正的婚姻有赖于我们表现出信任与忠诚。
- require that… The situation required that he be present.这种情形需要他在场。
- (British English also) The situation required that he should be present.这种情形需要他在场。
- require doing something Lentils do not require soaking before cooking.小扁豆在烹饪前不必浸泡。
Extra Examples
- The scheme will require a high level of investment.这项计划需要大量投资。
- Friendships do not just happen; they require effort.友谊不会凭空出现；他们需要努力。
- They are trying to reduce the time required to complete the process.他们正试图减少完成这一过程所需的时间。
- These changes require vast amounts of capital这些变化需要大量的资本
- Sufficient moisture is required for good growth.良好的生长需要充足的水分。
- More research is urgently required before conclusions can be drawn.在得出结论之前，迫切需要进行更多的研究。
- The plants usually require treatment each year.这些植物通常每年都需要处理。
- Your services are no longer required.不再需要您的服务。
- Force is required in order to open it.需要用力才能打开它。
- Applying online requires less time and effort.网上申请需要更少的时间和精力。
Oxford Collocations Dictionary
adverb
- urgently
- reasonably
- generally
- …
See full entry
[often passive] to make somebody do or have something, especially because it is necessary according to a particular law or set of rules使做（某事）；使拥有（某物）；（尤指根据法规）规定
- require something I just require a signature on the form.我只需要在表格上签名。
- be required (by something) The wearing of seat belts is required by law.法律规定必须系安全带。
- ‘Hamlet’ is required reading (= must be read) for this course.《哈姆雷特》是这门课程的指定读物。
- Several students failed to reach the required standard.有几名学生没有达到规定的标准。
- be required of somebody What exactly is required of a receptionist (= what are they expected to do)?接待员的职责到底是什么？
- be required to do something All candidates will be required to take a short test.所有候选者都要参加一次小测验。
- All adults are legally required to pay the tax.法律要求所有成年人都要交税。
- require that… We require that you comply with the following rules:…我们要求你遵守以下规则：…
- The law requires that everyone wear a seat belt.法律要求每个人都要系安全带。
Extra Examples
- The government's ruling will require widespread changes in classroom practices.政府的裁决将要求在课堂实践中进行广泛的变革。
- Graduates should possess the knowledge and skills required by industry.毕业生应具备行业所需的知识和技能。
- Students were required to provide a written proposal. 学生被要求提供一份书面提案。
- Such use may require approval by federal regulatory agencies.这种使用可能需要联邦监管机构的批准。
- The workshop is free, but booking is required.研讨会是免费的，但需要预订。
- Farmers will be required to pay for the testing.农民将被要求支付检测费用。
- These are the conditions required under the terms of the agreement.这些是协议条款要求的条件。
Synonyms demand
demand
- require
- expect
- insist
- ask
These words all mean to say that somebody should do or have something.
- demand to make a very strong request for something; to say very definitely that somebody should have or do something:
  She demanded an immediate explanation.她强烈要求立即作出解释。
- require [often passive] (rather formal) to make somebody do or have something, especially because it is necessary according to a law or set of rules or standards:
  All candidates will be required to take a short test.所有候选人都要做一个小测验。
- expect to demand that somebody should do, have or be something, especially because it is their duty or responsibility:
  I expect to be paid promptly for the work.我要求即时付工钱。
- insist to demand that something happens or that somebody agrees to do something:
  I didn’t want to go but he insisted.我并不想去，但他硬要我去。
  We insist on the highest standards at all times.我们始终坚持最高标准。
- ask to expect or demand something:
  You’re asking too much of him.你对他要求过分了。
demand, expect or ask?用 demand、expect 还是 ask？Ask is not as strong as demand or expect, both of which can be more like a command.Patterns
- to demand/require/expect/ask something of/from somebody
- to demand/require/expect/insist/ask that…
- to require/expect/ask somebody to do something
- to demand/require/expect/ask a lot/too much/a great deal
- to be too much to expect/ask
Topics Permission and obligationb2
Oxford Collocations Dictionary
adverb
- urgently
- reasonably
- generally
- …
See full entry