"What we saw last year was a very sharp rise in inter-tribal violence."

VOA: standard.2010.03.23

Now the trace you notice on the left side has very few and very sharp deflections.

现在大家注意到左侧的变位,很少但是很剧烈。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

They really look sharp, very sharp.

他们看上去很显眼，非常显眼。

麻省理工公开课 - 固态化学导论课程节选

The front was very narrow and sharp.

VOA: special.2009.12.23

"What we are seeing in Iceland is that as the magma particles get towards the surface, they interact with the very cold water and they chill to form glassy fragments and these glassy fragments are small, they have sharp edges and when those get up in the air that is what is causing the risk to aviation."

VOA: standard.2010.04.15