playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u56de\u987e2016\u795e\u66f2\u8f66\u8f7d\u97f3\u4e50\u6162\u6447.m4a';