string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%9C%E5%8C%97%E8%AF%9D%E5%A4%AA%E6%90%9E%E7%AC%91%E4%BA%86%E6%80%8E%E4%B9%88%E8%AF%B4 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
东北话太搞笑了怎么说
