playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u6e05\u8fdcDj\u6d77\u4ed4\u56fd\u5e86\u4e4b\u591c\u81ea\u55e8\u73b0\u573a\u82f1\u6587\u4e32\u70e7.m4a';