我永远不知道什么时候能见到你，也不知道你会从哪边来。

I never knows when I shall see you, or which side tha'll come from.

youdao

玛莎会告诉你什么时候到这儿来。

Martha shall tell you when to come here.

youdao

好，你将学到它在什么时候会崩溃，这对你帮助并不大，但是你不能辨别出到底是在一个循环中，有什么东西卡住了呢，还是程序需要很长的时间来计算一个结果呢。

Well, you'll know when it crashes, that doesn't help you very much, but you can't always tell whether something's stuck in an infinite loop or whether it's simply taking a long time to compute.

youdao