string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%A4%E5%85%83%E5%BA%97%E5%9C%A8%E5%93%AA%E9%87%8C%E5%BC%80%E5%90%88%E9%80%82%E5%91%A2 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
两元店在哪里开合适呢
