"And I just take this, a good sharp whittling knife like this and cut away everything that does not look like a guitar."

VOA: standard.2010.07.06

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

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