"The TTP is one of those. So when al-Qaida is able to do that, they don't have to develop their own operation.

VOA: standard.2010.05.05

What I'm going to do for about the next 15-20 minutes is just tell you what the class operation is like so everybody knows.

我接下来15到20分钟要做的是,要告诉你们这个班的管理是什么样的,这样大家都可知道。

麻省理工公开课 - 固态化学导论课程节选

3 So here what I'm doing is 17 divided by 13, but because of this parenthetical, , -- because of that parenthetical -- that has nothing to do with math; -- this is a programming language thing -- that is a casting operation.

所以这里我要做的是用17除以，但因为这样的题外话，因为那样的题外话-,还是没有做完这个数学题;,这是一个编程语言的东西-,那是一个计算操作。

哈佛公开课 - 计算机科学课程节选

The military plan is that we will have to do a rescue operation because now we have to rescue the civilians first, in order to go for the rest of the LTTE cadres hiding in that area,"

VOA: standard.2009.04.06