string(248) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%91%E7%8E%B0%E6%9C%8B%E5%8F%8B%E9%83%BD%E7%A6%BB%E6%88%91%E8%B6%8A%E6%9D%A5%E8%B6%8A%E8%BF%9C => Received HTTP code 403 from proxy after CONNECT"
发现朋友都离我越来越远
