You can play not against yourself; you can program the computer to play against yourself-- you can program the computer to play against you.

你不仅能和自己对打;,也可以设定电脑程序和自己对打-,你自己玩，-你也可以设计电脑程序让你和电脑玩。

哈佛公开课 - 计算机科学课程节选