齐鲁网·闪电新闻5月8日讯 “五一”假期，甘肃敦煌客流涌动，热闹非凡。岁月流转，为何莫高窟的壁画依旧明艳？和香港青年一起穿越，听“飞天仙子”答疑解惑>>

During the May Day holiday, Dunhuang in Gansu Province is bustling with surging crowds. Despite the passage of time, why do the murals of the Mogao Caves remain so vibrant? Join Hong Kong youth on a time-travel journey and listen to the “Flying Apsara” reveal the answer. >>