impetus相关的词根或词缀是: pet

This is the basic impetus to build such system .

这正是构建这样的系统的原始动力。

On security grounds , the impetus may be justified .

从安全的立场上看，这种推动力有正当的理由。

That impetus is likely to intensify , as debt headaches mount .

随着债务问题的加重，这种刺激可能会增强。

It gained impetus this year when the finance ministry abandoned years of tinkering to publish pioneering accounting rules modelled on international norms .

今年，学院受到了推动，因为财政部放弃了多年来的修补工作，公布了具有开拓意义、符合国际规范的会计准则。

Such an insight could give market economic reforms new impetus .

这种认识可能为俄罗斯实行市场经济改革提供新的动力。