The painted murals in the DunhuangGrottoes along the ancient Silk Road in China form the world's longest painted corridor, with a total of 45,000 square metres of painted murals.
中国丝绸古道上的敦煌莫高窟内的壁画是世界最长的石窟画廊。 窟内有壁画45,000余平方米。
《新英汉大辞典》
2
People have disclosed a secret in Dunhuanggrottoes .
人们还在敦煌石窟发现这样一个秘密。
3
The study of Dunhuanggrottoes are known as Dunhuangology.