playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/Dj\u6b8b\u50652016\u5149\u68cd\u8282\u51e4\u51f0\u53e4\u57ce22\u53f7\u8857\u9152\u5427\u73b0\u573a.m4a';