guāngxué wàngyuǎnjìng
Mandarin
Romanization
guāngxué
wàngyuǎnjìng
(
Zhuyin
ㄍㄨㄤ ㄒㄩㄝˊ ㄨㄤˋ ㄩㄢˇ ㄐㄧㄥˋ
)
Hanyu Pinyin
reading of
光學望遠鏡
/
光学望远镜