The usual function of my equivalent of Power Point isn't quite the same today because I'm taking an interest in some of these diagrammatic matters as well and, as I say, I will be pointing to them.

以前我的粉笔相当于幻灯片的功能,但是今天不太一样,今天我们会用到一些图表，我会指着它们讲解。

耶鲁公开课 - 文学理论导论课程节选