| 正面 | 4740.impulse 英 ['ɪmpʌls]美 ['ɪmpʌls]     |
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| 背面 |      释义： 1、im- "into, in, on, upon" + puls- "drive, push" + -e.2、含义：drive on, drive into; 推进、推动、驱动、冲动、脉冲。n. 冲动；[电子] 脉冲；刺激；神经冲动；推动力vt. 推动 例句： 1. All day she had fought off the impulse to telephone Harry.她一整天都在克制自己想给哈里打电话的冲动。 impulse 冲动，刺激im-,进入，使，pulse,冲击，震动。 impulse (n.)early 15c., "an act of impelling, a thrust, push," from Latin impulsus "a push against, pressure, shock," also "incitement, instigation, impulse," past participle of impellere (see impel). Meaning "stimulus in the mind arising from some state or feeling" first recorded 1640s." |