Surely tears must be good for us - a way to calm the mind and cleanse the body.

VOA: special.2009.01.28

Well, you might say surely there could be creatures that would want to live forever, that would enjoy an eternal existence.

你们也许会说一定存在某种生物,会希望永远活下去，会享受一种永恒的存在。

耶鲁公开课 - 死亡课程节选

This is the argument: Since men are clearly what he calls "the perfecter sex," surely they should be held to even higher standards of bodily purity even than women.

这就是他的论据：,既然男人清楚他们所说的“更好的性别“,那他们就应该,比女人有更高的贞操标准。

耶鲁公开课 - 弥尔顿课程节选

And he surely would not be allowed to philosophize in many cities and countries today.

可以肯定的是他不会被允许,在现今许多城市及国家中进行哲思。

耶鲁公开课 - 政治哲学导论课程节选

Surely must be pretty close to getting everyone filled in.

应该差不多每个人都填好了吧

耶鲁公开课 - 博弈论课程节选