playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u7231\u4f60\u4eca\u751f\u5230\u6c38\u8fdc\u6292\u60c5\u5b9d\u9a6cX6\u8f66\u8f7d\u8fde\u7248\u97f3\u4e50.m4a';