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Jyutping ning4 mung1 syun1
Pinyin níng méng suān

Definitions (CC-CEDICT)
  1. citric acid
Definitions (Wiktionary)
  1. noun
    citric acid
    (syn.) 枸櫞酸, 柠酸, 枸橼酸, 檸酸
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)