They think it will give them an edge over other businesses.

VOA: standard.2010.07.06

There was an edge to them, as if the whole thing could collapse on their heads.

但他们总能把握好分寸,好像在担心什么东西,垮下来的话会压死他们似的

耶鲁公开课 - 欧洲文明课程节选

So I kind of had an edge there.

所以说我在这方面有优势。

体育相片的魅力 - SpeakingMax英语口语达人

Some are very tall. Yet all are below the level of an observer on the edge, looking over.

VOA: special.2009.10.07