1819, "division of a cell or organism," from Latin fissionem (nominative fissio) "a breaking up, cleaving," from past participle stem of findere "to split" (see fissure). Cognate with Old English bitan "to bite." Nuclear physics sense is 1939. As a verb, from 1929.
双语例句
1. The fission of the cell could be inhibited with certain chemicals.
细胞的裂变可以通过某些化学药品加以抑制.
来自《简明英汉词典》
2. All commercial nuclear power is provided by fission at the present time.
目前所有的商用核动力都是通过核裂变产生的.
来自《简明英汉词典》
3. Nuclear fission releases tremendous amounts of energy.
核裂变释放出巨大的能量.
来自《现代汉英综合大词典》
4. Energy is released by the fission of atomic nuclei.
能量是由原子核分裂释放出来的。
来自辞典例句
5. The laboratory has designed, tested and evaluated a lightweight, low - yield fission device.
