If you think about the modern food environment compared to the ancient one, so let's say somebody getting something at a fair compared to the old days.

如果将现在的饮食环境,与过去的相比,例如比较在现在和过去的人们,在集市上能买到哪些东西

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 it's very... it's changed a lot since... the way that it used to be.

而且，它很……和过去相比，它变了很多。

肉品市场区的变迁 - SpeakingMax英语口语达人

The number of calories you guys consume as a part of your diet, if you're the average person, is much higher than used to be the case and that has very interesting biological implications that we'll discuss.

从作为饮食一部分的饮料中摄取的热量,就普通人的情况而言,和过去相比要高得多,这包含了一层有趣的生物学含义

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选