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Jyutping daa2 bok1 sing2
Pinyin dǎ bo chéng

Definitions (Wiktionary)
  1. verb, Cantonese, verb-object
    to box; to participate in boxing

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Jyutping daa2 bok1 sing2
Pinyin dǎ bǔ chéng

Definitions (CC-CANTO)
  1. boxing