string(262) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2020%E5%B9%B4%E6%B6%88%E9%98%B2%E8%80%83%E8%AF%95%E8%AF%95%E9%A2%98%E5%8F%8A%E7%AD%94%E6%A1%88 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
2020年消防考试试题及答案
