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单词 positron
释义
N24602288positronSpoken.5Fiction.24Magazine.80Newspaper.17Academic.162

positron

/ˈpɒzɪtrɒn/
noun
Physics a subatomic particle with the same mass as an electron and a numerically equal but positive charge
【物理】正电子, 阳电子。
词源
1930s: from POSITIVE+-TRON.
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