playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u62ff\u94c1\u9152\u5427\u4e3b\u573a\u97f3\u4e50\u4e32\u70e7\u5927\u789f.m4a';