她在文中所有的“真实和真理”下划了线，可能有二十多处，每个后面都打上问号。

She'd underlined true and truth wherever it appeared in the essay, probably about twenty times, with a question mark beside each.

youdao

事实上，你可能注意到其中一个例句是以句号而不是问号结束的。

In fact, you can see that one of the example questions ends in a period rather than a question mark.

youdao

它代表之前的匹配模式重复n次或n次以上，如果没有加上问号，它会寻找尽可能多的重复次数，加上的话，则会尽可能少重复（当然也就是“重复n次”最少）。

This matches the previous expression n or more times. If it is used without a question mark, it looks for the most repetitions possible.

youdao

I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.

我不知道在此刻这里是什么,所以我画一个问号，因为那块内存可能在之前,为其它的目的而使用过，但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。

哈佛公开课 - 计算机科学课程节选

I may or may not get back to this today, but in this question mark is the secret of deconstruction, all right?

今天我们可能不会讲到这，但是这个问号里的,是结构主义的关键秘密，知道了吧？

耶鲁公开课 - 文学理论导论课程节选