string(244) "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%E7%BC%96%E7%A0%81%E6%80%8E%E4%B9%88%E8%AE%BE%E7%BD%AE => Failed to connect to 101.89.143.195 port 38175: Connection refused"
word页脚编码怎么设置
