plastic The good prejudice is our prior awareness that plastic meant something different in the eighteenth century than it means now.

好偏见是我们预先知道,在十八世纪的意思与今天的不同。

耶鲁公开课 - 文学理论导论课程节选

There are absolutely going to be times where you're running a program where the programmer, say you, didn't possibly know in advanced how much RAM the program was going to need.

它们总是在,程序员运行程序的地方，你可能预先不知道那个程序,需要多少内存。

哈佛公开课 - 计算机科学课程节选

And that's useful because clearly I don't need to know in advance what the answer is going to be, what that string is actually going to be.

那个是有用的，因为我不需要预先知道,那个答案将会变成什么，或者那个字符串将变成什么的时候。

哈佛公开课 - 计算机科学课程节选

Well, the user, I don't know in advance what the user is going to type in, right?

我不能预先知道,用户将要输入神秘，对不？

哈佛公开课 - 计算机科学课程节选