string(262) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2021%E5%B9%B4%E9%99%95%E8%A5%BF%E4%BA%8C%E7%BA%A7%E5%BB%BA%E9%80%A0%E5%B8%88%E7%9C%9F%E9%A2%98 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
2021年陕西二级建造师真题
