string(235) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2020%E4%B8%80%E5%BB%BA%E8%80%83%E8%AF%95%E5%90%88%E6%A0%BC%E7%BA%BF => Failed to connect to 101.89.159.206 port 38087: Connection refused"
2020一建考试合格线
