string(265) "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%E4%BF%9D%E7%95%99%E5%BA%95%E7%BA%BF => Failed to connect to 14.18.117.71 port 38220: Connection refused"
做人要不卑不亢保留底线
