playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u6700\u55e8\u8f70\u52a8\u5168\u57ce\u5168\u82f1\u6587\u5546\u4e1a\u591c\u573a\u5927\u5385\u8df3\u821e\u4e32\u70e7.m4a';