jaws

例句:

• Sometimes defeat is snatched from the jaws of victory.
  来自BBC
• The jaws that bite, the claws that catch!
  来自THETIMES
• A family dog rescued a newborn boy from the jaws of death.
  一只家养犬把一个新生男婴从鬼门关救了回来。
  
• The antelope could not escape the crocodile's gaping jaws.
  那只羚羊无法从鱷鱼张开的大口中逃脱.
  
• The scored jaws of a vise help it bite the work.
  台钳上有刻痕的虎钳牙帮助它紧咬住工件.
  
• A judiciously applied nip of his sharp little jaws.
  来自R. Baden