playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5b9d\u9a6cBMW\u8f66\u8f7dhifi\u6781\u54c1\u5973\u58f0\u8fde\u7248\u4e32\u70e7.m4a';