string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%B0%8F%E7%BA%A2%E4%B9%A6%E4%B8%8A%E7%9A%84%E6%96%87%E6%A1%88%E6%80%8E%E4%B9%88%E4%B8%8B%E8%BD%BD => Failed to connect to 14.18.117.71 port 38069: Connection refused"
小红书上的文案怎么下载
