string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B2%B3%E5%8D%97%E4%B8%80%E6%9C%AC%E6%8E%92%E5%90%8D%E5%89%8D%E5%8D%81%E7%9A%84%E5%A4%A7%E5%AD%A6 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
河南一本排名前十的大学
