string(252) "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%E5%A6%82%E4%BD%95%E6%98%BE%E7%A4%BA%E6%80%BB%E9%A1%B5%E6%95%B0 => Failed to connect to 101.91.112.32 port 38221: Connection refused"
word页脚如何显示总页数
