string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%AC%E4%B8%9C%E4%B8%8A%E5%A6%82%E4%BD%95%E6%B7%BB%E5%8A%A0%E5%A5%BD%E5%8F%8B => Failed to connect to 14.18.117.71 port 38069: Connection refused"
京东上如何添加好友
