首页英语词典impulseimpulse英英释意

impulse

英 ['ɪmpʌls] 美['ɪmpʌls]
  • n. 冲动;[电子] 脉冲;刺激;神经冲动;推动力
  • vt. 推动

英英释意


1. an instinctive motive;
"profound religious impulses"
2. a sudden desire;
"he bought it on an impulse"
3. the electrical discharge that travels along a nerve fiber;
"they demonstrated the transmission of impulses from the cortex to the hypothalamus"
4. (electronics) a sharp transient wave in the normal electrical state (or a series of such transients);
"the pulsations seemed to be coming from a star"
5. the act of applying force suddenly;
"the impulse knocked him over"
6. an impelling force or strength;
"the car's momentum carried it off the road"