[--]

Jyutping lok6 syun1
Pinyin luò suān

Definitions (Wiktionary)
  1. noun
    butyric acid
    (syn.) 丁酸

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Jyutping lok6 syun1
Pinyin lào suān

Definitions (Wiktionary)
  1. noun
    butyric acid
    (syn.) 丁酸