mad dog

基本解释

But you can’t let worry loose like a mad dog that drives you into a small corner.
但你不能让担忧像疯狗一样失控，将你逼至死角。
He flung himself into the nearest seat, and on my approaching hurriedly to ascertain if she had fainted, he gnashed at me, and foamed like a mad dog, and gathered her to him with greedy jealousy.
他投身到最近处的椅子上，我赶忙走上前看看她是不是昏迷了，他就对我咬牙切齿，像个疯狗似的吐着白沫，带着贪婪的嫉妒神色把她抱紧。
Mexicans were often depicted as violent and irrational - a mad dog that only Uncle Sam could take care of.
墨西哥人通常被描绘成一只暴戾和无理的疯狗，只有山姆大叔能够掌控它。

Nearby,on massive balloons, one can see the Colonel of a decade later, the man who backed extremists and terrorists, a pariah dubbed by the United States the "Mad Dog of the Middle East".

The most recent Mad Dog well was drilled by Australian mining giant BHP Billiton.
FORBES: Chevron And BP Reveal Big New Deepwater Finds In The Gulf Of Mexico
Some analysts think that BP's Mad Dog, Holstein and Atlantis fields hold another 2 billion.
FORBES: Going deep
The bum lay flat on his back with his Mad Dog balanced on his chest.
NEWYORKER: Fiction