playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u6211\u53d1\u73b0\u6211\u5f00\u59cb\u559c\u6b22\u4f60\u4e86\u6781\u54c1Rnb\u4e32\u70e7.m4a';