active
- IPA[ˈaktiv]
美式
- engaging or ready to engage in physically energetic pursuits；moving or tending to move about vigorously or frequently
- an active form of a verb.；the active voice.
- 釋義
- 相關詞
形容詞
- 1. engaging or ready to engage in physically energetic pursuits I needed to change my lifestyle and become more active 同義詞 反義詞
- ▪ moving or tending to move about vigorously or frequently active fish need a larger tank
- ▪ characterized by busy or lively activity they enjoyed an active social life
- ▪ (of a person's mind or imagination) alert and lively Caroline nodded slowly, her active mind already racing ahead
- 2. pursuing an occupation or activity at a particular place or in a particular way the artist was active in the 1920s tigers are active mainly at night
- ▪ participating or engaged in a particular sphere or activity in a positive or spontaneous rather than a passive way she was an active member of the society he had never been very active in the affairs of the institute 同義詞 反義詞
- 3. (of a thing) working; operative the old mill was active until 1960 同義詞 反義詞
- ▪ (of an electrical circuit) capable of modifying its state or characteristics automatically in response to input or feedback the receiver is continuously active whenever the vehicle ignition is switched on
- ▪ (of a volcano) currently erupting, or that has erupted within historical times the volcano became active on March 28 last year Etna is Europe's highest and most active volcano
- ▪ (of a disease) in which the symptoms are manifest; not in remission or latent active colitis
- ▪ having a chemical or biological effect on something 350 active ingredients have been banned from pesticides
- 4. relating to or denoting the voice that attributes the action of a verb to the person or thing from which it logically proceeds (e.g., of the verbs in guns kill and we saw him).
名詞
- 1. an active form of a verb.
- ▪ the active voice.
- not participating or working: non-active trustees a non-active placebo tablet
Oxford Dictionary
- a barrier that allows passage of defined agents while preventing or impeding others.
Oxford American Dictionary
- full-time service in the police or armed forces.
Oxford American Dictionary
- (of a substance, such as a detergent) tending to reduce the surface tension of a liquid in ... some preservatives are inactivated by non-ionic surface-active agents
Oxford Dictionary
- a region on an enzyme that binds to a protein or other substance during a reaction.
Oxford American Dictionary
- a list of the officers in an armed service who are liable to be called on for duty.
Oxford American Dictionary
- the practice of engaging closely with what a speaker is saying and indicating understanding, ... volunteers are trained in active listening and will ask open-ended questions
Oxford American Dictionary
- the movement of ions or molecules across a cell membrane into a region of higher concentration, ...
Oxford Dictionary
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- IPA[ˈaktɪv]
英式
- engaging or ready to engage in physically energetic pursuits: although he was seventy he was still robust and active
- an active form of a verb.
Oxford Dictionary
