alpha decay
noun [ U ] physics specialized uk/ˌæl.fə dɪˈkeɪ/ us/ˌæl.fə dɪˈkeɪ/
α衰变，阿尔法衰变
the process in which a radioactive substance breaks down and emits (= produces) an alpha particle
| 单词 | alpha decay |
| 释义 | alpha decay noun [ U ] physics specialized uk/ˌæl.fə dɪˈkeɪ/ us/ˌæl.fə dɪˈkeɪ/ α衰变，阿尔法衰变 the process in which a radioactive substance breaks down and emits (= produces) an alpha particle |
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