Some people in this room might be hubs, and it is not impossible to find out.

这个教室里可能就人这样的人，要找出来很简单。

耶鲁公开课 - 心理学导论课程节选

If it's not clear, the problem is going to be impossible to solve.

问题也就不可能，得到解决。

麻省理工公开课 - 热力学与动力学课程节选

For if I say that this is to disobey the god and because of this it is impossible to keep quiet, you will not be persuaded by me on the grounds that I am being ironic.

因为假设我说那是违悖神意,所以我无法保静默，你们不会被我说服,反而会以为我语带讽刺；

耶鲁公开课 - 政治哲学导论课程节选