string(232) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=word%E7%BC%96%E8%BE%91%E9%A1%B5%E8%84%9A%E6%80%BB%E9%A1%B5%E6%95%B0 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
word编辑页脚总页数
