playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u6c34\u5175\u821e-\u52d2\u52d2\u8f66\u4e0a\u5531\u60c5\u6b4c-\u82cf\u52d2\u4e9a\u5176\u5176\u683c-\u7d2b\u5ae3.m4a';