string(280) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2022%E5%B9%B4%E4%B8%80%E5%BB%BA%E6%95%99%E6%9D%90%E4%BB%80%E4%B9%88%E6%97%B6%E5%80%99%E5%87%BA%E7%89%88%E5%95%8A => Failed to connect to 101.89.166.210 port 38089: Connection refused"
2022年一建教材什么时候出版啊
