一建只看课件能过吗网!
string(249) "get document error:https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E5%8F%AA%E7%9C%8B%E8%AF%BE%E4%BB%B6%E8%83%BD%E8%BF%87%E5%90%97 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
一建只看课件能过吗网!