Not Milton himself would cry up liberty to poor female slaves or plead for the lawfulness or resisting a private tyranny.

即便米尔顿本人也不愿为那些女奴的自由所呼号,辩解，或是反对这种私底下的暴行“

耶鲁公开课 - 弥尔顿课程节选

Also to language, the way you conduct yourself in the public and out of the public,

还有关于言语，你在公共场合以及私底下的行为方式，

重要的是家庭教育 - SpeakingMax英语口语达人

The right thing to do individually or collectively is to maximize, act in a way that maximizes the overall level of happiness.

于公于私，最正确的选择都该是,即为全方位地最大化地提升幸福。

耶鲁公开课 - 公正课程节选

so I knew him both personally and I knew him professionally.

我们在私底下以及工作上都比较了解。

写推荐书的人 - SpeakingMax英语口语达人

We know they can't sign a legal agreement, but let's take that off the table.

我们都知道不能签署违法合同,那就只能私底下签协议了

耶鲁公开课 - 博弈论课程节选

After the passage is over, Milton addresses Alpheus, a river god -the god who was noted for plunging the course of his river underground in order to chase the nymph Arethuse who had been turned into a fountain.

这段结束后，弥尔顿引用了河神阿尔甫斯,那位因私底下掀起河流的波浪而闻名的神,以此来与被变成海底之泉的女神阿托瑞萨相互融合。

耶鲁公开课 - 弥尔顿课程节选