His speech was a powerful spur to action.

他的讲话很有鼓动力。

《牛津词典》

The furious rows that divide them are a blow to their credibility but may prove to be a spur to creativity.

使他们产生分歧的一系列激烈争论对他们的信誉是一大打击，但也许能刺激他们的创造力。

youdao

As such it's a huge spur to freedom.

如是，这是一个对自由的巨大的激励。

youdao

President Obama favors major government spending to spur growth, while many European leaders want more emphasis on regulatory reform.

VOA: standard.2009.03.31

We want you to take your own notes to help you, if you like, spur your own learning process.

如果你们愿意的话，我们希望你们能记笔记帮助自己，在学习的道路上鞭策自己。

麻省理工公开课 - 计算机科学及编程导论课程节选

"But to spur lending to small businesses, it is essential that we make more credit available to the smaller banks and community financial institutions that these businesses depend on,".

VOA: standard.2009.10.21

As a spur to the romantic imagination, Thule has been more successful--or, at least, influential.

FORBES: The Top Of The World

Firms such as Covanta see worries about climate change as a spur to waste-to-energy projects.

ECONOMIST: The waste business smells of money

In some industries, reducing working hours in exchange for flexibility may be a spur to productivity.

ECONOMIST: Economics focus