impulse
impulse 英 [ˈɪmpʌls] 美 [ˈɪmˌpʌls]
n. 冲动；[电子] 脉冲；刺激；推动力 vt. 推动
名词复数:impulses
- An impulse is a sudden force or desire — this could be an electrical impulse, or an impulse to get some pizza.
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- n. 冲动；[电子] 脉冲；刺激；推动力
- vt. 推动
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1. He had a sudden impulse to stand up and sing.
他突然心血来潮，想站起来歌唱。
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2. I resisted the impulse to laugh.
我强忍着没有笑出来。
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3. Her first impulse was to run away.
她的第一个念头就是逃走。
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4. nerve impulses, electrical impulses
神经冲动；电路脉冲
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5. to give an impulse to the struggling car industry
给予挣扎中的汽车工业一点刺激
- impulse (n.) early 15c., "an act of impelling, a thrust, push," from Latin impulsus "a push against, pressure, shock," figuratively "incitement, instigation," past participle of impellere "to strike against, push against," from assimilated form of in- "into, in, on, upon" (from PIE root *en "in") + pellere "to push, drive" (from PIE root *pel- (5) "to thrust, strike, drive"). Meaning "a stimulus in the mind to action, arising from some state or feeling" is first recorded 1640s. As an adjective, in reference to purchases made on impulse, 1955 (in impulse buyer).
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