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Jyutping hing1 joeng5 faa3 mei5
Pinyin qīng yǎng huà měi

Definitions (Wiktionary)
  1. noun
    magnesium hydroxide

氫氧化鎂 [氢--镁]

Jyutping
Pinyin qīng yǎng huà měi

Definitions (CC-CEDICT)
  1. magnesium hydroxide Mg(OH)2