string(242) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=word%E6%96%87%E6%A1%A3%E9%A1%B5%E8%84%9A%E8%87%AA%E5%8A%A8%E7%BC%96%E5%8F%B7 => Failed to connect to 14.18.117.71 port 38164: Connection refused"
word文档页脚自动编号
