fission是什么意思 fission的用法 fission怎么读

fission

英 ['fɪʃ(ə)n]美 ['fɪʃən]

n. 裂变；分裂；分体；分裂生殖法

星级词汇:★★

中文词源

fission 裂变

来自fissile, 易裂变的。

英语词源

fission (n.)

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.

权威例句

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.

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.

3. Nuclear fission releases tremendous amounts of Energy.

核裂变释放出巨大的能量.

4. Energy is released by the fission of atomic nuclei.

能量是由原子核分裂释放出来的。

5. The laboratory has designed, tested and evaluated a lightweight, low - yield fission device.

该试验室设计, 试验和鉴定了一种轻巧 、 低当量的裂变装置.

[ fission 造句 ]