string(240) "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%95%E8%A1%A5%E8%80%83%E8%A7%84%E5%AE%9A => Failed to connect to 101.89.117.144 port 38022: Connection refused"
一建考试补考规定
