playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/Dj\u4e1c\u4ed4\u7f2a\u65af\u591c\u573a\u9152\u5427\u8d85\u9707\u64bc\u70b8\u573a\u821e\u66f2\u4e32\u70e7.m4a';