折射望远镜

Traditional (Taiwan): 折射望遠鏡

zhéshèwàngyuǎnjìng ㄓㄜˊ ㄕㄜˋ ㄨㄤˋ ㄩㄢˇ ㄐㄧㄥˋ

    • refracting telescope

Character by character

Sources