Both times there's a demand curve out there.

两者都有需求曲线

耶鲁公开课 - 博弈论课程节选

the total amount of the work that we can get out is just given by the area inside this curve.

能够输出的功就是,我们可以得出来,曲线所包围的面积。

麻省理工公开课 - 热力学与动力学课程节选

That's the curve that I got out.

得到了这条曲线。

耶鲁公开课 - 金融市场课程节选