string(344) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%99%88%E5%BA%B7%E8%82%83%E5%85%AC%E5%B0%A7%E5%92%A8%E5%96%84%E5%B0%84%2C%E5%BD%93%E4%B8%96%E6%97%A0%E5%8F%8C%2C%E5%85%AC%E4%BA%A6%E4%BB%A5%E6%AD%A4%E8%87%AA%E7%9F%9C%E7%9A%84%E9%81%93%E7%90%86 => Received HTTP code 403 from proxy after CONNECT"
陈康肃公尧咨善射,当世无双,公亦以此自矜的道理
