playurl = 'https://oo.haiqu.vip:2266/mc\/2018\/01\/20180717\/\u8bed\u97f3\u9aa1\u5b50-\u9001\u7ed9\u4ed9\u5bb6\u5e08\u95e8 \u5fe0\u4e0e\u9006.m4a';