playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u79c1\u8d27\u55e8\u795e\u4e13\u7528\u4e0a\u5934\u5fc5\u5907\u6447\u5934\u4e32\u70e7.m4a';