Basically what he did is he took a very thin metal foil and he bombarded it with charged particles.

简单的说他做的工作是,用一张非常薄的金属箔,然后用带电的粒子轰击它。

麻省理工公开课 - 固态化学导论课程节选

So we say aluminium, you know, the metal, the foil, they say aluminum.

所以我们说aluminium，一种金属，锡箔，他们说aluminum。

美式英语和英式英语 - SpeakingMax英语口语达人

And, they strike a thin foil of metal.

让它们去撞击金属箔。

麻省理工公开课 - 固态化学导论课程节选