I don't even think they are in chronological order by topic.

我甚至都没想,它们是按照主题的时间顺序排列的。

麻省理工公开课 - 固态化学导论课程节选

I do not do chronological lectures, "Well in 1882, and then it was followed by 1883." I don't do that.

我不会按照年代顺序讲,"在1882年,然后,紧接着1883年"我不这么弄

耶鲁公开课 - 1871年后的法国课程节选