string(278) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2021%E5%B9%B4%E5%8C%97%E4%BA%AC%E4%BA%8C%E5%BB%BA%E4%BB%80%E4%B9%88%E6%97%B6%E5%80%99%E5%87%BA%E6%88%90%E7%BB%A9 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
2021年北京二建什么时候出成绩
