playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u4f26\u5df4-\u547d\u4e2d\u6ce8\u5b9a\u7231\u4e0a\u4f60-\u8d3a\u4e16\u54f2-\u9760\u8fd1.m4a';