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Jyutping jyun4 zi2 loeng6
Pinyin yuán zǐ liàng

Definitions (CC-CEDICT)
  1. atomic weight
  2. atomic mass
Definitions (Wiktionary)
  1. noun
    atomic weight
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)