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Jyutping baak6 ngau2
Pinyin bái niú

Definitions (粵典–words.hk)
  1. 名詞、香港
    將​白色​嘅​雪糕​球​加入​透明​汽水​(​通常​係​雪​碧​或​七喜​)​嘅​飲​品​(​量​詞​:​杯​)
    white ice cream into a colourless soft drink (often Sprite or 7 Up)