guāngxué wàngyuǎnjìng

Mandarin

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Romanization

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guāngxué wàngyuǎnjìng (Zhuyin ㄍㄨㄤ ㄒㄩㄝˊ ㄨㄤˋ ㄩㄢˇ ㄐㄧㄥˋ)

  1. Hanyu Pinyin reading of 光學望遠鏡光学望远镜