string(262) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2024%E5%B9%B4%E4%BA%8C%E5%BB%BA%E8%80%83%E8%AF%95%E5%A4%A7%E7%BA%B2%E6%9C%80%E6%96%B0%E7%89%88 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
2024年二建考试大纲最新版
