英语词汇alpha particle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	alpha particle
释义	alpha particle noun Physics a helium nucleus emitted by some radioactive substances, originally regarded as a ray 【物理】α粒子, 阿尔法粒子。
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