string(251) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E8%80%83%E8%AF%952022%E5%B9%B4%E8%A1%A5%E8%80%83%E7%AD%94%E6%A1%88 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
一建考试2022年补考答案
