playurl = 'https://oo.haiqu.vip:2266/xc\/2018\/01\/20180717\/\u6e05\u8fdcDjk\u4ed4\u7ecf\u5178\u706b\u8d85\u55e8\u592a\u7a7a\u82f1\u6587Disco\u7684\u58eb\u9ad8\u4e32\u70e7.m4a';