Question

impetus n.动力;促进;势头;声势;

Accepted Answer

英[ˈɪmpɪtəs]  美[ˈɪmpɪtəs] N-UNCOUNT推动;促进;推动力Something that gives a process impetus or an impetus makes it happen or progress more quickly.例：This decision will give renewed impetus to the economic regeneration of east London...这一决定会给东伦敦的经济复苏带来新的推动力。例：She was restless and needed a new impetus for her talent.她躁动不安,需要为自己的才华找到新的突破口。

单词	impetus
音标	英[ˈɪmpɪtəs] 美[ˈɪmpɪtəs]
解释	n.动力;促进;势头;声势;
例句	N-UNCOUNT 推动;促进;推动力 Something that gives a process impetus or an impetus makes it happen or progress more quickly. 例：This decision will give renewed impetus to the economic regeneration of east London...这一决定会给东伦敦的经济复苏带来新的推动力。例：She was restless and needed a new impetus for her talent.她躁动不安,需要为自己的才华找到新的突破口。
变形

Impetus 英[ˈɪmpɪtəs 美[ˈɪmpɪtəs N.动力;促进;势头;声势 N Uncount 推动;促进;推动力 Process Makes