Now those oligarchies were based on different things, and that's where the rub came.

但这些寡头是建立在不同基础之上的,正是这一点导致了双方的摩擦

耶鲁公开课 - 美国内战与重建课程节选

The city, as Aristotle understands, will always exist in a world with other cities or other states, based on different principles that might be hostile to one's own.

城市，如亚里士多德所认为，将永远会,和其它城市或国家同时存在，根于不同的管理原则,可能还会对自己人怀有敌意。

耶鲁公开课 - 政治哲学导论课程节选

It turns out, it's part of a big picture and all of general relativity is based on this one great equivalence of two quantities which are very different attributes.

已经证明的是,这确实只是冰山一角,广义相对论的所有理论,都是建立在这两个质量相等的基础之上,而这两个质量的属性有很大差异

耶鲁公开课 - 基础物理课程节选

But the hypothesis was based on this association more or less, that looked at the rates of breast cancer across different countries and how much dietary fat those countries consumed and so you get a nice little scatter plot.

但以上假说,多少也基于一些合作研究,看看乳腺癌在不同国家,的发病率,那些国家在饮食中摄入了多少脂肪,然后就会得到一个不错的散点图

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选