playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u4e00\u751f\u4e2d\u6700\u7231\u5168\u7ca4\u8bed\u98ce\u66b4\u8f66\u8f7dHIFI\u97f3\u4e50.m4a';