string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E5%88%9B%E4%B8%9A%E6%89%8D%E5%A5%BD%E6%89%BE%E5%B7%A5%E4%BD%9C%E5%91%A2 => Failed to connect to 14.116.215.7 port 38230: Connection refused"
怎么创业才好找工作呢
