fission bomb

1. Fission fusion fission bomb
   裂变聚变裂变弹
2. Nothing less than a fission bomb can ignite a thermonuclear reaction.
   威力比一个裂变炸弹小的任何东西都不能点燃热核反应。
3. Whose expertise is the geometry of high explosives inside a fission bomb.
   擅长计算裂变弹的炸药用量。
4. An "enhanced radiation" warhead is just what it says, a nuclear weapon where the design has been "tweaked" so that a larger fraction of the energy release from fission fusion comes out of the bomb case as radiation.
   一个“增强放射性的弹头”应像它说的那样，则应有众多的微量能量从“核弹”中释放出，放射性。

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)

   Synonym:    atom bombatomic bombA-bombplutonium bomb