I shall fight fire with fire!

我要以火焰来克制火焰。

Fight fire with fire.

以火力对火力。

Fred understood what she was trying to do: fight fire with fire.

弗雷德知道她要干什么：用炮火拦截炮火。

My uncle lost out to his competitors because he wasn't willing to fight fire with fire.

我叔叔输给了竞争对手，因为他不愿意以毒攻毒。

When tempted to fight fire with fire, remember that the fire Department usually USES water.

当你想用火来对付火的时候，永远记住消防局灭火时用的都是水。