That links to the Trans fat thing and you want -for health reasons it's probably good not to eat too many of those.

这和反式脂肪有关,为健康考虑最好少吃那些食物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And so what people should eat, and what people think they are eating, and what they actually eat is really much different, and that leads to all kinds of problems.

所以人类的健康饮食摄入量,和他们自认为食物摄入量,和人类实际摄入量有巨大差别,这导致了各种问题

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选