string(230) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%B6%E4%BD%9C%E8%A1%A8%E6%A0%BC%E7%9A%84%E6%AD%A5%E9%AA%A4%E6%96%B0%E6%89%8B => Received HTTP code 403 from proxy after CONNECT"
制作表格的步骤新手
