playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u7687\u5bb6\u97f3\u4e50\u4ff1\u4e50\u90e8\u6700\u65b0\u4e13\u7528\u7535\u97f3.m4a';