A lot has happened since the exuberant optimism of the political spirit that we see in a tract like Areopagitica.

弥尔顿在《论出版自由》中发表了极为乐观的政治思想之后,政治形势发生了很大变化。

耶鲁公开课 - 弥尔顿课程节选

The next slide shows the farm, same farm and its surroundings in 1998, so you can see that a lot has happened here.

接下来这张幻灯片展示的,是1998年的这个农场的周边,你可以看到发生了很大的变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The Greek way of looking at things requires a change from the characteristic way of knowing things before the Greeks, that is to say, the use of faith, poetry, and intuition.

希腊人观察事物的方式需要改变,这和之前人们通过信仰,诗歌和直觉来了解事物的方式,发生了很大的变化

耶鲁公开课 - 古希腊历史简介课程节选

So things have changed a lot.

情况发生了很大的变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now we'll go back further than 10,000 years to talk about the history of food, but in those--but at 10,000 years ago several very important changes happened that have shaped to a great extent what our modern relationship with food is.

让我们回到一万多年前,来讨论饮食史,但是,一万年前,发生了一些很重要的变化,这些变化很大程度上塑造了,现代人类与食物的关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Fat is not all that much different, but one thing that's happened is the type of fat has changed a lot, and so people are eating less fat from plant sources and more fat from animals sources That's where the saturated fat comes in and high saturated fat intake is not a good thing.

脂肪摄入量相差无几,然而脂肪的种类却发生了很大变化,人们越来越少从植物中摄取脂肪,而更多是从肉类食物中获得,肉类食物中含有饱和脂肪酸,而过多地摄入饱和脂肪酸是有害的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选