playurl = 'https://oo.haiqu.vip:2266/zw\/2018\/01\/20180717\/\u6ca1\u6709\u4f60\u7684\u966a\u4f34\u771f\u7684\u597d\u5b64\u5355-\u68a6\u7136-\u56db\u4f1aDj\u8d3a\u4ed4.m4a';