cockcrow [ˈkɑ:kkroʊ]

例句:

• The farmer gets up as soon as he hear the first cockcrow.
  一听到第一声公鸡的啼叫这位农民就起床了.
  
• But as soon as they heard the first cockcrow, they quickly got back into the box.
  但他们一听到第一声鸡啼时便很快回到盒子里面去.
  
• The mother is in the habit of waking her children up at cockcrow.
  这位母亲习惯黎明时叫醒她的孩子.