playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u5409\u7279\u5df4-\u76fc\u60c5\u7f18-\u5b89\u4e1c\u9633-\u53f8\u5f92\u5170\u82b3-\u4e1c\u65fa.m4a';