playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u591c\u573a\u55e8\u623f\u4e13\u7528\u592a\u7a7a\u6f2b\u6e38\u6f02\u6d6e\u8d8a\u5357\u9f13\u98ce\u6162\u55e8.m4a';