string(283) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%A8%E5%AE%89%E8%80%83%E8%AF%95%E6%B3%95%E8%A7%84%E7%AD%94%E6%A1%88%E5%9C%A8%E5%93%AA%E9%87%8C%E6%89%BE%E5%95%8A => Failed to connect to 14.18.117.71 port 38133: Connection refused"
注安考试法规答案在哪里找啊
