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Jyutping dat6 min2
Pinyin tū miàn

Definitions (Wiktionary)
  1. noun
    convex surface

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Jyutping dat6 min6
Pinyin tū miàn

Definitions (CC-CEDICT)
  1. convex surface
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)