| 单词 | nuclear fission |
| 释义 | nuclear fission in British Englishnoun the splitting of an atomic nucleus into approximately equal parts, either spontaneously or as a result of the impact of a particle usually with an associated release of energy Sometimes shortened to: fission. Compare nuclear fusionnuclear fission in American English the splitting of the nuclei of atoms into two fragments of approximately equal mass, accompanied by conversion of part of the mass into energy: the principle of the atomic bomb |
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