| 词汇 | impulse |
| 释义 | impulse /`ɪmpʌls/ n. Force communicated suddenly, causing motion; an impetus. 冲力；刺激。 An urge to action arising from some external stimulus or state of mind. 冲动；一时激动。 He acts from impulse. 他因激动而采取行动。 She spoke on the impulse of the moment. 她一时冲动而说。 Effect of a force in changing the motion of a body, measured by the product of the force and the time during which it acts. 【机】冲量；充力。 phrases on impulse 因冲动(偶发欲望)。 on the impulse of the moment 因一时的冲动。 under the impulse of 受...冲动驱使。 idoms impulse buyer 一时冲动而购买的顾客。 impulse turbine 冲击式涡轮。 synonyms incentive, incitement, motive. |
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