string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=qq%E5%8A%A0%E5%A5%BD%E5%8F%8B%E4%BC%9A%E6%98%BE%E7%A4%BA%E5%A6%82%E4%BD%95%E6%B7%BB%E5%8A%A0%E7%9A%84%E5%90%97 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
qq加好友会显示如何添加的吗
