I wanted to call attention to a few places in the text in which it is a question of expectation and of the way in which this expectation can be violated.

作品中有一些地方，我想引起大家的注意,那是一个关于，期望,和造成期望可违背的方式，的问题。

耶鲁公开课 - 文学理论导论课程节选

The calorie density has changed because food is processed, so the calories in the fat and the sugar that can get squeezed into things made possible by technological changes has shifted things a lot.

食品经过加工,热量密度发生了变化,添加到食品中的脂肪和糖类,其卡路里含量可通过技术手段进行调整,进而造成很大不同

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选