Poor people are increasingly at the mercy of money-lenders.

穷人受放债人的摆布的情况日益严重

We were at the mercy of the weather.

我们受制于天气。

I'm not going to put myself at the mercy of the bank.

我不想任由银行摆布。

Ordinary people are at the mercy of faceless bureaucrats.

普通人任由千人一面的官僚们摆布。

Buildings are left to decay at the mercy of vandals and the weather.

这些建筑物因人为的肆意破坏和日晒雨淋而破败不堪。

They were at the mercy of informers who might at any moment denounce them.

他们完全受那些随时可能告发他们的告密者的支配。