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Jyutping zing3 din6 zi2
Pinyin zhèng diàn zǐ

Definitions (CC-CEDICT)
  1. positron (antiparticle of the electron)
Definitions (Wiktionary)
  1. noun
    positron
    (syn.) 陽電子, 阳电子
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)