string(253) "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%E8%AE%BE%E7%BD%AE%E4%B8%8D%E5%90%8C%E7%9A%84%E9%A1%B5%E7%A0%81 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
word页脚设置不同的页码
