playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180909\/\u5317\u4eac\u5de5\u4f53\u591c\u5e97\u8d85\u55e8\u5168\u573a\u7ec8\u6781\u7248\u55e8\u66f2\u4e32\u70e7.m4a';