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。 on the impulse of the moment 因一时的冲动。 under the impulse of 受...冲动驱使。 incentive, incitement, motive. |