playurl = 'https://oo.haiqu.vip:2266/myxc\/2019\/01\/20190108\/\u4e50\u5de2DS\u6700\u7231\u5168\u7ca4\u8bed\u5973\u58f0\u6c7d\u8f66\u5fc5\u5907\u4e2d\u6587\u6162\u6447.m4a';