playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u7687\u5bb6\u97f3\u4e50\u4ff1\u4e50\u90e8\u6700\u65b0\u7535\u97f3\u6162\u6447.m4a';