Many kinds of mosquitoes are most active in the early morning and early evening.

VOA: special.2009.05.26

So it's this interesting scenario where it's probably hit or miss, certainly early on and as one of the clips they are indicated, these are the kinds of things where computers ideally have to learn overtime.

因此，这是一个有意思的事情,因为它有可能是投其所好或者不对其胃口，当然继续,正如其中一个短片所示，这些东西需要计算机,花一些时间去学习。

哈佛公开课 - 计算机科学课程节选

The reason for that I think is that the early times in which these civilizations arose saw all kinds of dangers coming, and the most--the swiftest, the least suspected, the one that could come upon you overnight came from the sea.

在我看来原因是,在这些文明所诞生的早期世界危机四伏,而来的最迅速,最难以预测,最可能,一夜之间骤然降临的灾难,正来自于海上

耶鲁公开课 - 古希腊历史简介课程节选