For years,the Central Intelligence Agency stood at the forefront of U.S.efforts to extract information from terror suspects in the post-9/11 era.

VOA: standard.2009.08.24

but as we all know, San Francisco is recognized for being in the forefront of gay rights issues.

但你也知道旧金山一直支持同性恋的合法权益。

关于旧金山的热点 - SpeakingMax英语口语达人

It is fair to argue that non-titled people in England were at the forefront of the victorious role in the civil war that parliament played.

而另一方面,英国的无头衔人群,在议会的内战中,站在了胜利的一方也无可厚非

耶鲁公开课 - 欧洲文明课程节选

Stowe is at the forefront of a revolution in the way heart patients are being cared for.

VOA: standard.2010.01.27

And he said French business expertise in water, oil and infrastructure development is known worldwide, and France wants to be at the forefront of reconstructing Iraq.

VOA: standard.2009.11.16

"Also,in the form of fighting terrorism. There is nothing new that now after 9/11, in the global fight against terrorism, that secret places of detention again came to the forefront of our attention, of course,in the context of CIA practices, but going far beyond that."

VOA: standard.2009.03.21