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单词
radioactive decay
释义
radioactive decay
n.
(名词)
Spontaneous disintegration of a radioactive substance accompanied by emission of ionizing radiation in the form of particles and gamma rays.
放射性衰变:放射性物质的自发的分裂,伴随有放出微粒或r射线形式的电离辐射
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更新时间:2026/4/7 10:04:22