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Jyutping hoi1 ngaan4
Pinyin kāi yán

Definitions (CC-CEDICT)
  1. to smile
  2. to beam
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    开颜料
    開顏料
    hoi1 ngaan4 liu2
    • to mix acrylic paint