like mad

副词 like mad:

1. with great speed or effort or intensity
   同义词：like hell, like crazy, like sin, like thunder, like the devil

1. Terry ran like mad to catch the bus.
   特里跑得飞快，去赶公共汽车。
2. Drove like mad.
   发疯似地驾车
3. I'm advertising like mad for a housekeeper or a maid, but they don't want to know, do they?
   我拼命地登广告征聘一个女管家或者女佣，可是她们存心不理睬这回事，是不是？
4. He was very frightened and clinging on like mad.
   他怕极了，手一直死死抓住不放。