意思是：公事；公务；官事。
例句：
1、I stayed in Beijing for two days when I was on my official business.
我公出时，在北京耽搁了两天。
2、Travel of staff on official business;
工作人员出差旅费；工作人员公务旅行；
3、In the meantime I am working with Evett,beginning our official business soon and drawing new designs.
在此期间，我与娃娃的工作，即将开始我们的公务和绘画的新设计。
official英[əˈfɪl]美[əˈfɪəl]
n.公务员; 行政; [体] 裁判; 高级职员;
adj.正式的; 官方的，法定的; 公职的，公务的; 官气十足;
[例句]According to the official figures, over one thousand people died during the revolution.
根据官方数字，1,000多人在这场中丧生。
business英[ˈbɪznəs]美[ˈbɪznɪs]
n.生意; 商业，交易; 事务，业务; 职业，行业;
[例句]Jennifer has an impressive academic and business background.
珍妮弗有着让人印象深刻的学术和商务背景。
