string(341) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%81%9A%E4%BA%BA%E8%A6%81%E4%B8%8D%E5%8D%91%E4%B8%8D%E4%BA%A2%2C%E4%B8%8D%E4%BB%85%E8%B0%A6%E8%99%9A%E8%BF%98%E8%A6%81%E6%9C%89%E9%AA%A8%E6%B0%94%E6%89%93%E4%B8%89%E4%B8%AA%E6%95%B0%E5%AD%97 => Received HTTP code 403 from proxy after CONNECT"
做人要不卑不亢,不仅谦虚还要有骨气打三个数字
