So, for example, if you're the kind of person, which is I have to say all I ever was, if you're the kind of person who can kick the ball fairly hard but not very accurately, then it actually might change these numbers.

比如你是这样的一种人,我也不得不承认我以前也是这种人,如果你是那种能够大力抽射,但是精准度不高的人,那这些数据对你就不太准了

耶鲁公开课 - 博弈论课程节选

If you go to the dining hall you know, the portions-- one person serves themselves this much of a food and another serves themselves another, and then when you go to a restaurant there are variations on how much you get served of things, and so it's very hard to estimate portions for people.

如果你去食堂,摄入量是指,一个人吃了自己的那部分食物,或其他人吃的他们的那一部分,当你去餐厅,每次吃多少是变化的,因此估算每个人的摄入量是很难的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选