playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u4f60\u662f\u6211\u6700\u7231\u7684\u60c5\u4eba\u4f24\u611f\u8f66\u8f7d\u4e32\u70e7.m4a';