That was way fewer responses than I wanted. Let's try again; what's the name of this downward sloping line that I've just drawn?

没几个人回答啊,我再问一遍,这条向下倾斜的曲线叫什么

耶鲁公开课 - 博弈论课程节选

Someone we haven't had before, we've had all these guys before, someone else.

找个没回答过问题的人吧,他们之前回答过了,换个人

耶鲁公开课 - 博弈论课程节选

Let's have someone we haven't had before.

我们来问一下之前没回答过问题的人

耶鲁公开课 - 博弈论课程节选