| 释义 |
fission 2 ENTRIES FOUND: fission (noun) nuclear fission (noun) fission /ˈfɪʃn̩/ noun fission /ˈfɪʃn̩/ noun Learner's definition of FISSION [noncount] 1 physics : a process in which the nucleus of a heavy atom is split apart(原子核的)分裂,裂变 ◊ A large amount of energy is released when fission occurs.核裂变发生时,释放出巨大的能量。 — called also nuclear fission — compare fusion 2 biology : a kind of reproduction in which a cell or body divides into two or more parts and each part grows into a whole new individual细胞分裂;裂体生殖 |