Even in Aristotle's time, it appears slavery was a controversial institution and elicited very different kinds of opinions and responses.

就算是在亚里士多德的年代，奴役已经是争议性的制度,且引起了,十分不同的意见与响应。

耶鲁公开课 - 政治哲学导论课程节选

.. What the Norwegian Government is doing wrong is-- it's a little bit controversial, my pointing this out to them.

挪威政府做的不对的地方就在于-,这引起了一些争议，我把他们的处境告诉了他们。

耶鲁公开课 - 金融市场课程节选

Freudian theory is now, at this point of time, extremely controversial and there is a lot of well-known criticisms and attacks on Freud.

如今，精神分析理论存在很多争议,有很多著名的针对弗洛伊德的批判和攻击。

耶鲁公开课 - 心理学导论课程节选