It's a bad habit to get into, because when you come back to it, it may haunt you later on down the road. So really get into that notion of trying to be defensive as you program.

来运行程序的时候,错误就会出现缠住你了,因此现在我们真的要培养,在程序中有防卫性设计的概念。

麻省理工公开课 - 计算机科学及编程导论课程节选

We begin to know more about three or four hundred years down the road, when there appear buildings and settlements in the world later inhabited by the Greeks, as we know, to which we give the name Mycenaean.

约三四百年之后当这块希腊人聚居的土地,出现了建筑和住宅群,我们才开始对它有了更多的了解,并将其命名为今天人人皆知的"迈锡尼文明"

耶鲁公开课 - 古希腊历史简介课程节选