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Jyutping laam4 gwong1 gwong1 pun2
Pinyin lán guāng guāng pán

Definitions (CC-CEDICT)
  1. Blu-ray disk, Sony high definition DVD disk
Examples (Wiktionary)
  1. Mandarin
    蓝光光盘
    藍光光盤
    lán guāng guāng pán
    • Blu-ray disk