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TOEFL BNC: 1316 COCA: 1444

active

adjective
 OPAL WOPAL S
/ˈæktɪv/
/ˈæktɪv/
jump to other results

    busy忙碌

  1.  
     always busy doing things, especially physical activities（尤指体力上）忙碌的，活跃的
    • Staying physically active in later years can also keep you feeling younger. 晚年保持身体活跃也能让你感觉更年轻。
    • Before our modern age, people had a more physical and active lifestyle.进入现代社会以前，人们的生活方式是活动量大、忙忙碌碌。
    opposite inactive
    Extra Examples
    • Try to keep active in the cold weather.天冷时要尽量多活动。
    • I was already healthy and active and fit我已经健康、活跃、健康了
    • Although he's nearly 80, he is still very active.尽管快 80 岁了，他还是十分活跃。
    • While housing for the active retired is our backbone, assisted living is a growth area.虽然为在职退休人员提供住房是我们的支柱，但辅助生活是一个增长领域。
    Oxford Collocations Dictionaryverbs
    • be
    • become
    • keep (somebody)
    • …
    adverb
    • extremely
    • fairly
    • very
    • …
    preposition
    • against
    • in
    See full entry
    2.

    taking part参加

  2.  
     involved in something; making a determined effort and not leaving something to happen by itself积极的
    • They were both politically active.他们两人在政治上都很积极。
    • his active involvement/participation in the arts他对艺术的积极参与
    • She takes an active part in school life.她积极参加学校活动。
    • He still has an active role in running the company.他在管理公司方面仍然发挥着积极的作用。
    • an active participant/member积极的参与者/成员
    • He is an active member of several professional organizations.他是几个专业组织的活跃成员。
    • At 50, I'm an active participant in my community.50岁时，我是我所在社区的积极参与者。
    • active in something She remained active in politics until her death.她至死都积极参与政治。
    • active in doing something The parents were active in campaigning against cuts to the education budget.学生家长积极参加反对削减教育预算的活动。
    • They took active steps to prevent the spread of the disease.他们采取积极措施，防止疾病蔓延。
    Extra Examples
    • She has been active in local politics for some years.她数年来一直活跃于当地政坛。
    • When did you first become politically active?你是什么时候开始投身政治的？
    • a businessman who is equally active in politics在政界也同样活跃的商人
    Oxford Collocations Dictionaryverbs
    • be
    • become
    • keep (somebody)
    • …
    adverb
    • extremely
    • fairly
    • very
    • …
    preposition
    • against
    • in
    See full entry
    3.

    doing an activity活动

  3.  
     doing something regularly; functioning定期进行的；起作用的
    • Numbers of sexually active teenagers have continued to rise.有性行为的青少年人数持续增加。
    • These animals are active only at night.这些动物只在夜间活动。
    • The virus is still active in the blood.这种病毒仍然在血液中起作用。
    • an active volcano (= likely to erupt)活火山
    opposite inactive compare dormant
    Extra Examples
    • The volcano is highly active.这座火山非常活跃。
    • By the age of 18, 65% of teenagers report being sexually active.65% 的青少年报称 18 岁之前已定期有性行为。
    Oxford Collocations Dictionaryverbs
    • be
    • become
    • keep (somebody)
    • …
    adverb
    • extremely
    • fairly
    • very
    • …
    preposition
    • against
    • in
    See full entry
    4.

    lively充满活力

  4. lively and full of ideas活跃的；（思想上）充满活力的
    • That child has a very active imagination.那个小孩想象力十分丰富。
    • It's important to remain mentally active after retirement.退休后保持敏捷的思维是十分重要的。
    Topics Personal qualitiesc1

    5. working/in use

  5. working; in use or able to be used积极：工作；在使用中或能够被使用
    • The old watermill was active until 1960.直到1960年这座老水磨还在运转。
    • Ensure the website URL is an active link.确保网站网址是活动链接。
    6.

    chemical化学

  6. having or causing a chemical effect起化学作用的；有效的
    • What is the active ingredient in aspirin?什么是阿司匹林中的有效成分？
    • drugs that are active against cancers对治疗癌症有效的药物
    opposite inactive
    Oxford Collocations Dictionaryverbs
    • be
    • become
    • keep (somebody)
    • …
    adverb
    • extremely
    • fairly
    • very
    • …
    preposition
    • against
    • in
    See full entry
    7.

    grammar语法

  7. connected with a verb whose subject is the person or thing that performs the action主动语态的
    • In ‘He was driving the car’, the verb is active.在 He was driving the car 一句中，动词是主动语态。
    compare passiveTopics Languageb1
    8. Word OriginMiddle English (in the sense ‘preferring action to contemplation’): from Latin activus, from act- ‘done’, from the verb agere.

active

noun
/ˈæktɪv/
/ˈæktɪv/
(also active voice)
[singular]
jump to other results
  1. the form of a verb in which the subject is the person or thing that performs the action主动语态
    • In ‘She drove the car’, ‘she’ is the subject and the verb ‘drove’ is in the active.在“她开的车”中，“她”是主语，动词“开的”是主动语态。
    compare passiveTopics Languageb1
    Word OriginMiddle English (in the sense ‘preferring action to contemplation’): from Latin activus, from act- ‘done’, from the verb agere.
TOEFL BNC: 1316 COCA: 1444
active

adjective

VERBS | ADVERB | PREPOSITION VERBS➤be活躍▸➤become變得活躍▸➤keep (sb), remain, stay（使某人）保持／仍然／依然活躍◇Try to keep active in the cold weather.天冷時要盡量多活動。ADVERB➤extremely, fairly, very, etc.極其／相當／非常活躍▸➤highly十分活躍◇a highly active volcano十分活躍的火山➤increasingly越來越活躍▸➤mentally, physically思維／身手敏捷◇It's important to remain mentally active after retirement.退休後保持敏捷的思維是十分重要的。➤sexually定期有性行為的◇By the age of 18, 65% of teenagers report being sexually active.65% 的青少年報稱 18 歲之前已定期有性行為。➤economically, politically經濟上活躍的；政治上積極的◇When did you first become politically active?你是什麼時候開始投身政治的？PREPOSITION➤against對⋯起作用◇drugs that are active against cancers對治療癌症有效的藥物➤in在⋯方面表現積極◇She has been active in local politics for some years.她數年來一直活躍於當地政壇。
TOEFL BNC: 1316 COCA: 1444
active adj.
⇨ active (the active ingredient in aspirin) ⇨ busy 1 (active in politics) ⇨ energetic (physically active) active

adjective

active ♦︎ in operation ♦︎ in force ♦︎ in action ♦︎ up and running ♦︎ operationalThese words all describe sb/sth being able to do, or doing, the activity or work that is typical for them. 这些词均表示发挥功效或起作用。■ active doing sth regularly; functioning; having or causing a chemical effect 定期进行的；起作用的；起化学作用的◆These animals are active only at night.这些动物只在夜间活动。◆Numbers of sexually active teenagers have continued to rise.有性行为的青少年人数持续增加。◆The virus is still active in the blood.病毒仍然在血液中起作用。◆What is the active ingredient in aspirin?阿司匹林中的有效成分是什么？ OPP inactive ⓘ Inactive describes sb/sth that is not doing anything, is not in use or not working or has no effect. * inactive指不活动的、不使用的、不起作用的◆Some animals are inactive during the daytime.有些动物白天不活动。◆an inactive drug / disease失效的药物；非活动性疾病 ■ in opeˈration

idiom

 (rather formal) (of a system) working, being used or having an effect （系统）工作中，使用中，有效◆The system needs to be in operation for six months before it can be assessed.此系统须运行六个月后才能对它进行评估。◆Temporary traffic controls are in operation on New Road.“新路”正实施临时交通管制。ⓘ When a system comes into operation it starts working or having an effect. * come into operation表示开始运行或开始生效◆The new rules come into operation from next week.新规定下周开始生效。When you put sth into operation you start using it or make it start working. * put sth into operation表示开始使用或启动◆It's time to put our plan into operation.该是执行我们计划的时候了。   see also operate ⇨ organize , operate ⇨ work verb 3 ■ in ˈforce

idiom

(of a law or rule) being used （法律或规定）有效力，实施中◆The new regulations are now in force.新规定现已生效。ⓘ When a law or rule comes/enters into force it starts being used. * come/enter into force表示法律或规定开始实施◆When do the new regulations come into force?新规定何时开始执行？When you bring sth into force you make a law or rule start being used. * bring sth into force表示使法律或规定开始生效◆They are hoping to bring the new legislation into force by the end of the year.他们希望在年底前实施新法。 ■ in ˈaction

idiom

(of a person or thing) doing the activity or work that is typical for them （人或物）在活动中，运转中◆I've yet to see all the players in action.我还得看所有参赛者实地比赛。■ ˌup and ˈrunning

idiom

(of a system, for example a computer system) working; being used （系统，如计算机系统）在运转，在使用中◆By that time the new system should be up and running.到那时，新系统应该已经运转起来了。ⓘ Up and running is usually used to talk about sth starting to work or be used after a period of development. * up and running通常指经过一段时间的研发后开始运转或使用。   see also run ⇨ work verb 3 ■ operational [not usually before noun] (rather formal) ready to be used; in use 可使用；在使用中◆The new airport should be fully operational by the end of the year.新机场应该会在年底前全面投入运营。ⓘ Operational is very often used in the phrase fully operational. * operational经常用于短语fully operational中。   see also operate ⇨ work verb 3
TOEFL BNC: 1316 COCA: 1444
active
Energetic and lively: energetic, lively, active...
Busy and working: busy, active, tied up...
Busy places and times and describing busy places and times: madhouse, a hive of activity, the centre of activity/things...
Involved in something: concerned, active, involved...
Existing, happening or being dealt with now: existing, present, immediate...
Electricity and electrical power: AC, active, alternating current...
Volcanos: active, crater, dormant...
Describing chemicals and chemical processes: active, aerobic, alkaline...
Describing types and forms of verbs: active, causative, ditransitive...

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