playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u72ec\u5bb6\u5b9d\u9a6cX5\u5b9a\u5236Rnb\u84dd\u8c03\u7ca4\u8bed\u5927\u789f.m4a';