string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B5%E8%84%91%E5%92%8C%E9%9B%86%E7%BA%BF%E5%99%A8%E7%94%A8%E4%BB%80%E4%B9%88%E8%BF%9E%E6%8E%A5 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
电脑和集线器用什么连接
