string(289) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=2021%E5%88%9D%E7%BA%A7%E4%BC%9A%E8%AE%A1%E5%AE%9E%E5%8A%A1%E7%9F%A5%E8%AF%86%E7%82%B9%E7%AC%94%E8%AE%B0%E6%95%B4%E7%90%86 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
2021初级会计实务知识点笔记整理
