playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u4e09\u6b65\u8e29-\u5fd8\u8bb0\u4f60\u662f\u90a3\u4e48\u96be-\u7ea2\u8537\u8587.m4a';