string(248) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%B0%81%E8%A2%AB%E7%A7%B0%E4%B8%BA%E7%A4%BE%E4%BC%9A%E5%AD%A6%E7%9A%84%E5%88%9B%E5%A7%8B%E4%BA%BA => Received HTTP code 403 from proxy after CONNECT"
谁被称为社会学的创始人
