string(275) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E5%85%AC%E8%B7%AF%E5%BC%A0%E9%93%AD%E8%AE%B2%E7%9A%84%E6%80%8E%E4%B9%88%E6%A0%B7%E4%BA%86 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
一建公路张铭讲的怎么样了
