fissionsˈfɪʃənzCOCA²⁵⁴³³⁷⁺⁶ 基本例句 n.物原子的分裂；裂变fission的名词复数；生分裂生殖原型fission的复数 And as you can recall we had the high energy level where there were fissions occurring, we had a resonance region and then we had a thermal region. 如你们想的，我有一个高的能量级,那样有很多的裂变产生，我们有一个共鸣的区域,然后我们有热能区域。163