playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u7cbe\u9009\u591c\u5e97\u7279\u5236\u5b9e\u6218\u4e2d\u573a\u6c14\u6c1b\u4e32\u70e7.m4a';