In this case, it's doing the check on the remainder and printing them out.

请注意，几乎一样的形式：,首先挑出在循环中会改变的变量。

麻省理工公开课 - 计算机科学及编程导论课程节选

On top of going online and watching television, you can check out the BBC.

除了上网和看电视，你还应该去BBC网站上看看。

在外国说英语的方法 - SpeakingMax英语口语达人

Nowadays, if you go to outer space, you can check for yourself that if you throw something out, it just goes on forever without your intervention.

现如今,如果你去了外太空,你可以向外抛个物体试试,如果你不打断它,它就会一直运动下去

耶鲁公开课 - 基础物理课程节选

It was very impactful to start a book that way because I doubt that hardly any readers actually write out a check on the spot to UNICEF; but if you don't, then you are in some sense responsible for the loss of 30 lives.

这是一个有力的开场白,因为我认为几乎不会有读者真的,会写张支票把钱寄给联合国儿童基金会,如果你无动于衷,那么你在某种意义上,要为那逝去的30个生命负责

耶鲁公开课 - 金融市场课程节选