Now in this particular case, these animals will not overeat on the healthy balanced food and won't gain excess weight, they'll maintain a normal weight.

在这种情况下,它们并不会吃过量的健康食品,因此不会变胖,所以一直保持着标准的体重

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Each of you probably know, some of you may be in this category yourself, people who can eat like crazy and still not gain weight.

你们每个人可能都知道,你们中有些人是那种,怎么吃都不会发胖的人

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选