playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u7cbe\u9009\u6df7\u642d\u549a\u549a\u795e\u4ed9\u6c34\u62b1\u5973\u6447\u5934\u4e32\u70e7.m4a';