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

And to do this, I'm going to use some code that I've already typed in.

为了达到这个目的，我会去使用一些,我已经写好的代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

But rather that he is enormously clever, that he can use speech to achieve practical ends just as he uses strength and power, and all those other things.

更是指他非常聪明,他可以用演说来达到实际的目的,就像他使用力量,权力,以及所有其他的品质来达到目的一样

耶鲁公开课 - 古希腊历史简介课程节选

It may mean something different and this is sort of just stupid re-use of syntax although frankly it wouldn't really be much fun to have yet a symbol so they went with the same symbol which is pretty reasonable in the context *a of a function prototype this just means *a expect A to be the address of an int and expect B to be the address of an int.

这里的意思有点不同,这是为了重使用的目的,虽然这个符号没有什么意义,所以在函数原型中，他们就使用了相同的符号,这只是表示，期望,是一个int型的地址,期望b是一个int型的地址。

哈佛公开课 - 计算机科学课程节选

And for that, we're going to have statements.

为了达到这个目的，我们就得使用声明了。

麻省理工公开课 - 计算机科学及编程导论课程节选