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Jyutping ngau4 wong4
Pinyin niú huáng

Definitions (CC-CEDICT)
  1. bezoar
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. noun
    bezoar, calculus or gallstone of cattle (a highly-valued substance used in traditional Chinese medicine)
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)