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impulse [英] [ˈɪmpʌls] [美] [ˈɪmˌpʌls] [名] 脉冲;冲击;冲动;推动力 [动] 推动;刺激 词频排名 7089/55435 学习人数 80130 难度等级 7/10 认知比例 40.26% 例句 He bought the house on an impulse. 他凭一时冲动买下了这所房子。 "As a result, the support for ambition as a healthy impulse is probably lower than it has ever been in the United States" (考研)因此,在美国,雄心作为一种健康的动力,它所得到的支持也许比以往任何时期都低。 to impulse the development of science 推动科学的发展 助记 联想 pulse脉搏 impulse 脉搏之中的 内在冲动
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