健康专家经常严厉批评他们出售使人发胖的食品。

Health experts regularly criticise them severely for selling food that makes people fat.

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If you change the animal's environment and you give it access to these sort of foods, and these are the pictures that I showed in the first class, and you remember I asked you what constituents of this diet promoted obesity and you said it was fat, sugar, and variety that was correct.

如果你改变动物所在环境,再给它们这些食物,这些图片我们在第一课见到过,我问过这些食物中哪些成分使人发胖,你们说脂肪,糖和其他成分,没错

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选