string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8A%A0%E5%BE%AE%E4%BF%A1%E5%90%8E%E7%AC%AC%E4%B8%80%E5%8F%A5%E6%80%8E%E4%B9%88%E8%AF%B4 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
加微信后第一句怎么说
