Well there are methods that get used to track population intake and methods to track individual food intake, and let's talk about each of them.

有的方法,用于追踪总体摄入量,有的方法追踪个体食物摄入量,让我们分开来谈

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选