string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9C%89%E5%93%AA%E4%BA%9B%E5%8F%AF%E4%BB%A5%E6%8A%95%E7%A8%BF%E7%9A%84%E8%BD%AF%E4%BB%B6 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
有哪些可以投稿的软件
