He is easy to prevail upon.

他是容易说服的。

He is easy to prevail upon [with].

他是容易说服的。

We must, each of us, prevail upon our Congressman to act.

我们每一个人都必须说服我们各自的国会议员采取行动。

You're going to prevail upon this miserable family to find you a new situation.

你试图离开这饱经罹难的家庭，寻找一个新的环境。

And I say also unto thee, That thou art Peter, and upon this rock I will build my church; and the gates of hell shall not prevail against it.

我还告诉你，你是彼得，我要把我的教会建造在这磐石上，阴间的权柄，不能胜过他。