infernal machine

美 [ɪnˈfɜːrnl məˈʃiːn]英 [ɪnˈfɜːnl məˈʃiːn]
  • n.定时炸弹,铒雷,诡雷
infernal machineinfernal machine

noun

1
a bomb that has a detonating mechanism that can be set to go off at a particular time
Synonym: time bomb

数据来源:WordNet