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Jyutping din1 pok3 bat1 po3
Pinyin diān pū bù pò

Definitions (CC-CEDICT)
  1. solid; unbreakable
  2. (fig.) irrefutable; incontrovertible; indisputable
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)