string(253) "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%E7%9A%84985211%E5%A4%A7%E5%AD%A6%E9%83%BD%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.117.71 port 38133: Connection refused"
河南的985211大学都有哪些
