string(250) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=dnf%E5%88%86%E8%A7%A3%E6%9C%BA%E5%9D%8F%E4%BA%86%E6%80%8E%E4%B9%88%E4%BF%AE%E7%90%86 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
dnf分解机坏了怎么修理
