It's a little distracting using the cups since they don't fit on table and also, you can't see what they previously looked like.

在这儿并不太适合再用杯子,因为你们不能看到它之前是什么样的。

哈佛公开课 - 计算机科学课程节选

In that game, if you remember what the best responses looked like, they looked like this where this was the effort of Player 1; this was the effort of Player 2.

不知道你们还记不记得最佳对策是什么了,这条线代表参与人1的付出,这条代表参与人2的付出

耶鲁公开课 - 博弈论课程节选