string(260) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B5%99%E6%B1%9F%E7%9C%812021%E4%BA%8C%E7%BA%A7%E5%BB%BA%E9%80%A0%E5%B8%88%E7%AD%94%E6%A1%88 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
浙江省2021二级建造师答案
