fission bomb

英 美
  • n.裂变式原子弹
  • bomb n.炸弹vt.轰炸;投弹于vi.投弹;失败
  • fission n.分裂;裂变;【生】裂殖
Noun:
  1. a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239)