string(287) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=word%E9%A1%B5%E8%84%9A%E6%80%8E%E4%B9%88%E8%AE%BE%E7%BD%AE%E6%88%90%E6%8C%89%E9%A1%BA%E5%BA%8F%E6%8E%92%E5%88%97%E7%9A%84 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
word页脚怎么设置成按顺序排列的
