Большой китайско-русский словарь
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Four great caves, namely: Longmen grottoes 龙门石窟[Lóng mén shí kū] at Luoyang, Henan, Yungang caves 云冈石窟[Yún gāng shí kū] at Datong, Shanxi, Mogao caves 莫高窟[Mò gaō kū] at Dunhuang, Gansu, and Mt Maiji caves 麦积山石窟[Mài jī shān shí kū] at Tianshui, Gansu