string(244) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2020%E5%B9%B4%E7%9B%91%E7%90%86%E8%80%83%E8%AF%95%E5%A4%AA%E9%9A%BE%E4%BA%86 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
2020年监理考试太难了
