string(284) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%8C%E5%BB%BA%E5%BB%BA%E7%AD%91%E5%8E%86%E5%B9%B4%E7%9C%9F%E9%A2%98%E6%B1%87%E6%80%BB%E5%8F%8A%E7%AD%94%E6%A1%88 => Failed to connect to 101.91.112.32 port 38221: Connection refused"
二建建筑历年真题汇总及答案
