string(253) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2017%E5%B9%B4%E9%BB%91%E9%BE%99%E6%B1%9F%E7%9C%81%E7%8A%B6%E5%85%83%E6%98%AF%E8%B0%81 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
2017年黑龙江省状元是谁
