string(245) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B2%B3%E5%8D%97985%E5%92%8C211%E5%A4%A7%E5%AD%A6%E4%B8%80%E5%85%B1%E5%A4%9A%E5%B0%91%E6%89%80 => Received HTTP code 403 from proxy after CONNECT"
河南985和211大学一共多少所
