为什么草是绿的，而天是蓝的？

Why is the grass green and the sky blue?

youdao

有一天，我去到鲍勃的房间，问他为什么散布错误的信息。

One day I stopped by Bob's room and asked why he was spreading the wrong information.

youdao

一天，我姐姐打算睡在那个房间，想知道为什么每次我们把他放在婴儿床上熟睡时，他就会尖叫着醒来。

One night, my sister wanted to sleep in the room to see why he woke up screaming every time we put him in his crib fast asleep.

youdao

Then you say, well why didn't they divide by 365, because I know there are 365 days in a year?

也许你们会问,为什么他们不除以365,因为一年有365天

耶鲁公开课 - 金融市场课程节选

So the question was, why is this return down at this level, it says, well if I ever execute out of this FOR loop, I get to the end of the FOR loop without hitting that branch that took me through the return, then and only then do I want to actually say, gee, I got to this place, there isn't any value to return, none I'm going to return none and none.

问题是，为什么它是在这个级别上返回值呢，意思就是如果我出了这个for循环,就意味着我运行的过程中没有走到任何,带return的支路上去,这时也只有这时我才能说天呐,我终于走到这儿了，这时不会返回任何值，只会返回none和。

麻省理工公开课 - 计算机科学及编程导论课程节选