string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%90%B4%E6%96%B0%E5%8D%8E%E4%B8%80%E7%BA%A7%E9%80%A0%E4%BB%B7%E5%B8%88 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
吴新华一级造价师
