string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9B%9B%E4%B8%AA%E4%BA%BA%E7%9A%84%E7%BE%A4%E5%90%8D%E5%AD%97%E6%B2%99%E9%9B%95 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
四个人的群名字沙雕
