当她离开家的时候，她穿着一双拖鞋，是这样没错；但那有什么用呢？

When she left home she had slippers on, it is true; but what was the good of that?

youdao

你每天喝酒，那有什么用？

You drink yourself everyday, what's the good?

youdao

那有什么用？帕特绝望地说。他会跟我们到那儿去的。

It's no use, said Pat hopelessly, he'll follow us there.

youdao

Otherwise, what was the point of getting a string from the user if I'm not handed the result to actually do something interesting with.

否则的话，它不把值带给我们,我们就做不了想做的事情,那我们还要它有什么用呢？

哈佛公开课 - 计算机科学课程节选

> You said you'd make a space between if and the parenthesis; does that actually matter?

>，你说你在if和括号之间用了个空格;,那有什么影响吗？

哈佛公开课 - 计算机科学课程节选