string(230) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%90%AC%E8%B5%B7%E6%9D%A5%E5%BE%88%E6%B2%99%E9%9B%95%E7%9A%84%E7%BE%A4%E5%90%8D => Received HTTP code 403 from proxy after CONNECT"
听起来很沙雕的群名
