That's because the ideas of physics don't fall into 75-minute segments and sometimes they spill over a little bit.

因为物理的知识不是死板的75分钟课程,所以我会有时候做一些微调

耶鲁公开课 - 基础物理课程节选

So, with that said, we like to Google ourselves sometimes FlyBy and so we discovered that FlyBy last night mentioned CS50 among some other courses in its last minute shopping list.

如此说来，我们有时候会喜欢用Google搜索,然后我们发现昨晚在CS50的其他课程上提到的,在最后一分钟的购物清单里。

哈佛公开课 - 计算机科学课程节选