As we've seen systematically in the don't-takes, the only thing that gets changed is the index.

当我们系统的看这些,不应该装的物品时，唯一改变的是索引值。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now you're saving a few calories because you don't even have to do that, so the food environment's changed in a lot of ways.

现在不需要这样,又节省了些力气,所以说食品环境改变了很多

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This is old data now, from 1995, but I don't think it's changed very much.

这是个很久的数据了,来自一九九五年,但我不认为这会有多大改变

耶鲁公开课 - 生物医学工程探索课程节选