playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u6700\u65b0\u5168\u4e2d\u6587\u549a\u549a\u5fc5\u5907\u8212\u670d\u8f66\u8f7d\u97f3\u4e50\u4e32\u70e7.m4a';