He dismisses his brother's entirely practical argument, because for him chastity is a lot more than a simple exercise of sexual abstinence.

他推翻了他弟弟所有实际的论点，因为对他来说,贞节不仅仅是简单的禁止性欲。

耶鲁公开课 - 弥尔顿课程节选

I mean I'm hoping that was a simple exercise.

我的意思是说我希望这只是个简单案例

耶鲁公开课 - 博弈论课程节选

So this was just a simple exercise, I think.

这只是一个简单的案例罢了

耶鲁公开课 - 博弈论课程节选