You can adapt it for any sort of possible purpose, but the crucial thing is to keep the distinction between meaning and significance clear."

你可以为任何目的将其改编，但重要的是你必须,将意思和意义分清楚“

耶鲁公开课 - 文学理论导论课程节选

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