radioactive decay
放射衰变现象
放射性衰变
放射衰变
例句与用法：
Any of several radioactive gases that are isotopes of radon and are products of radioactive decay.
射气几种氡的同位素的放射性气体，是放射性物质衰变的产物
The immediate product of the radioactive decay of an element.
继承元素某种元素放射性衰变的直接产物
词形变化：
副词: radioactively |
ph.
放射性衰变