impulse

noun

/ˈɪmpʌls/

[countable, usually singular, uncountable] impulse (to do something) a sudden strong wish or need to do something, without stopping to think about the results冲动；心血来潮；一时的念头
- He had a sudden impulse to stand up and sing.他突然心血来潮，想站起来唱歌。
- I resisted the impulse to laugh.我强忍着没有笑出来。
- Her first impulse was to run away.她的第一个念头就是逃走。
- on (an) impulse The door was open and on (an) impulse she went inside.门开着，她一时心血来潮就走了进去。
- He tends to act on impulse.他往往凭一时冲动行事。
- Acting on impulse, he picked up the keys and slipped them into his pocket.他一时冲动，捡起钥匙偷偷塞进了自己的口袋。
- She gave in to an impulse and took the money.她忍不住拿了那笔钱。
- We are all subject to aggressive impulses.我们都有攻击他人的冲动。
- He fought down an impulse to scream.他压制住想要尖叫的冲动。
- She felt a sudden impulse to look to her left.她突然有种想往左看的冲动。
- On an impulse, I went in and bought a box of chocolates.我一时冲动，走进去买了一盒巧克力。
- Some people will buy a pet on impulse without any idea of what is involved.有些人会因一时冲动买只宠物，而根本不去想这意味着什么。
- Supermarkets sell candy as impulse items at the checkout counter.超市在收款柜枱摆放糖果，供顾客临时起意购买。
- The little black designer dress had been an impulse buy.这条名牌黑色小裙子是一时心血来潮买的。
Collocations Dictionary
adjective
- strong
- irresistible
- first
- …
verb + impulse
- feel
- have
- be subject to
- …
impulse + noun
- buy
- purchase
- item
- …
preposition
- on (an) impulse
- impulse towards/toward
[countable] (specialist) a force or movement of energy that causes something else to react动力；冲力；冲量
- nerve/electrical impulses神经冲动；电路脉冲
- The impulse is conducted along the length of the wire.脉冲沿着导线的长度传导。
- Radio waves are converted into electrical impulses.无线电波被转换成电脉冲。
- Nerve impulses are transmitted to the brain.神经脉冲被传送至大脑。
Collocations Dictionary
adjective
- electrical
- nerve
- neural
- …
verb + impulse
- generate
- send
- transmit
- …
[countable, usually singular, uncountable] (formal) something that causes somebody/something to do something or to develop and make progress推动力；刺激
- to give an impulse to the struggling car industry给予挣扎中的汽车工业一点刺激
- He was motivated by the impulse for social reform.他被社会改革的冲动所驱使。
- the political impulses towards joining a trade union促使加入工会的政治推动力
- the impulse that prompted economic change促使经济变革的推动力
Collocations Dictionary
adjective
- democratic
- political
- religious
- …
impulse + verb
- lead (somebody/something) to something
- prompt somebody/something (to do something)
preposition
- impulse behind
- impulse for
- impulse towards/toward
- …

词源early 17th cent. (as a verb in the sense ‘give an impulse to’): the verb from Latin impuls- ‘driven on’, the noun from impulsus ‘impulsion’, both from the verb impellere, from in- ‘towards’ + pellere ‘to drive’.

词汇	impulse
释义	impulse noun /ˈɪmpʌls/ /ˈɪmpʌls/ [countable, usually singular, uncountable] impulse (to do something) a sudden strong wish or need to do something, without stopping to think about the results冲动；心血来潮；一时的念头 He had a sudden impulse to stand up and sing.他突然心血来潮，想站起来唱歌。 I resisted the impulse to laugh.我强忍着没有笑出来。 Her first impulse was to run away.她的第一个念头就是逃走。 on (an) impulse The door was open and on (an) impulse she went inside.门开着，她一时心血来潮就走了进去。 He tends to act on impulse.他往往凭一时冲动行事。 Acting on impulse, he picked up the keys and slipped them into his pocket.他一时冲动，捡起钥匙偷偷塞进了自己的口袋。 She gave in to an impulse and took the money.她忍不住拿了那笔钱。 We are all subject to aggressive impulses.我们都有攻击他人的冲动。 He fought down an impulse to scream.他压制住想要尖叫的冲动。 She felt a sudden impulse to look to her left.她突然有种想往左看的冲动。 On an impulse, I went in and bought a box of chocolates.我一时冲动，走进去买了一盒巧克力。 Some people will buy a pet on impulse without any idea of what is involved.有些人会因一时冲动买只宠物，而根本不去想这意味着什么。 Supermarkets sell candy as impulse items at the checkout counter.超市在收款柜枱摆放糖果，供顾客临时起意购买。 The little black designer dress had been an impulse buy.这条名牌黑色小裙子是一时心血来潮买的。 Collocations Dictionaryadjective strong irresistible first … verb + impulse feel have be subject to … impulse + noun buy purchase item … preposition on (an) impulse impulse towards/toward [countable] (specialist) a force or movement of energy that causes something else to react动力；冲力；冲量 nerve/electrical impulses神经冲动；电路脉冲 The impulse is conducted along the length of the wire.脉冲沿着导线的长度传导。 Radio waves are converted into electrical impulses.无线电波被转换成电脉冲。 Nerve impulses are transmitted to the brain.神经脉冲被传送至大脑。 Collocations Dictionaryadjective electrical nerve neural … verb + impulse generate send transmit … [countable, usually singular, uncountable] (formal) something that causes somebody/something to do something or to develop and make progress推动力；刺激 to give an impulse to the struggling car industry给予挣扎中的汽车工业一点刺激 He was motivated by the impulse for social reform.他被社会改革的冲动所驱使。 the political impulses towards joining a trade union促使加入工会的政治推动力 the impulse that prompted economic change促使经济变革的推动力 Collocations Dictionaryadjective democratic political religious … impulse + verb lead (somebody/something) to something prompt somebody/something (to do something) preposition impulse behind impulse for impulse towards/toward … 词源early 17th cent. (as a verb in the sense ‘give an impulse to’): the verb from Latin impuls- ‘driven on’, the noun from impulsus ‘impulsion’, both from the verb impellere, from in- ‘towards’ + pellere ‘to drive’.
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