string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BC%9A%E8%AE%AE%E6%80%BB%E7%BB%93%E6%80%8E%E4%B9%88%E8%A1%A8%E8%BE%BE%E6%84%9F%E8%B0%A2%E8%80%81%E5%B8%88 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
会议总结怎么表达感谢老师
