impulse
- IPA[ˈɪmpʌls]
英式
- a sudden strong and unreflective urge or desire to act；the tendency to act impulsively
noun: impulse, plural noun: impulses
- 釋義
- 相關詞
- 片語
名詞
- 1. a sudden strong and unreflective urge or desire to act I had an almost irresistible impulse to giggle 同義詞
- ▪ the tendency to act impulsively he was a man of impulse, not premeditation 同義詞 反義詞
- 2. something that causes something to happen or happen more quickly; an impetus an added impulse to this process of renewal 同義詞
- 3. a pulse of electrical energy; a brief current nerve impulses electrical impulses 同義詞
- 4. a force acting briefly on a body and producing a finite change of momentum ability to communicate motion by impulse
- ▪ a change of momentum produced by an impulse, equivalent to the average value of the force multiplied by the time during which it acts.
- the buying of goods without planning to do so in advance, as a result of a sudden whim or impulse.
Oxford American Dictionary
- a signal transmitted along a nerve fiber. It consists of a wave of electrical depolarization ...
Oxford American Dictionary
- a thing that one buys without planning to do so in advance, as a result of a sudden whim or impulse: we all sometimes make impulse purchases and regret them a few hours later
Oxford Dictionary
- suddenly and without forethought; impulsively
Oxford American Dictionary
- suddenly and without forethought; impulsively
Oxford Dictionary
- a signal transmitted along a nerve fibre. It consists of a wave of electrical depolarization ...
Oxford Dictionary
- the buying of goods without planning to do so in advance, as a result of a sudden whim or impulse.
Oxford Dictionary
- suddenly and without forethought; impulsively
Oxford American Dictionary
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- IPA[ˈimˌpəls]
美式
- a sudden strong and unreflective urge or desire to act: I had an almost irresistible impulse to giggle
Oxford American Dictionary
