大学的暑假,她和两个师兄去了敦煌莫高窟。他们每天去洞里参观,下午4点景点关闭后,两个师兄就背着摄影包出去采风。只有她无所事事,百无聊赖,当地夏天的白昼极长,晚上10点仍有自然光。她便打算利用下午时间,去看看向往已久的沙漠,但每次提出来都遭到师兄反对:“你别胡闹了,要去也得哪天早上一起去。”也没人告诉她,为什么下午不能进沙漠。 University summer vacation, she went to Dunhuang Mogao Grottoes and two brothers. They go to the cave every day to visit the 4:00 attractions closed, the two brothers took the photography bag to go out to collect the wind. Only she does nothing, bored, the local summer day is very long, there is still natural light at 10 o’clock. She would like to use the afternoon time to see the long-awaited desert, but each raised by the brothers and the opposition: “You do not prank, going to have the day to go together.” No one told Why, she can not enter the desert in the afternoon.