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Jyutping geng3 pin2 zi2
Pinyin jìng piàn zi

Definitions (Wiktionary)
  1. noun, Xiang
    lens
    (syn.) 镜头, 目镜仁, 鏡頭, 目鏡仁, 透鏡, 鏡仁, 镜仁, 镜肉, 鏡片, 镜片, 鏡肉, 透镜