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Jyutping lou5 tou2 ngaan5 geng3
Pinyin lǎo tǔ yǎn jìng

Definitions (粵典–words.hk)
  1. 名詞、舊式
    款式​老土​嘅​塑​膠​鏡​框​眼​鏡
    glassess that are old-fashioned and usually look dumb