This is Virgil: "He should sing thin - spun lays and he should be content feeding his fat sheep."

这是维吉尔的诗：“他哀唱着纤细的抒情诗“,“喂着肥硕的羊儿，他无比满足“

耶鲁公开课 - 弥尔顿课程节选

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