radioactive decay

漢語翻譯

英文解釋：

名詞 radioactive decay:

1. the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
   同義詞：decay, disintegration

例句：

1. Any of several radioactive gases that are isotopes of radon and are products of radioactive decay.
   射氣幾種氡的同位素的放射性氣體，是放射性物質衰變的產物
2. The immediate product of the radioactive decay of an element.
   繼承元素某種元素放射性衰變的直接產物