string(233) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E6%A0%B7%E6%8A%8A%E6%96%87%E4%BB%B6%E6%94%BE%E5%88%B0exce => Failed to connect to 14.18.117.71 port 38164: Connection refused"
怎样把文件放到exce
