playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2015\u82cf\u8377\u9152\u5427\u65e9\u573a\u7ecf\u5178\u84dd\u8c03\u5168\u82f1\u6587RNB\u97f3\u4e50\u4e32\u70e7.m4a';