formal/ˈfɔːm(ə)l/
adj.1. 礼节上的;仪式上的formal dress礼服
2. 拘泥形式的;刻板的He's very formal with everybody.他对谁都很刻板。
Business letters are usually formal, but we write in an informal way to family members or friends.业务/商业信件通常都是讲究格式的,但我们给家人或朋友写信就比较随便了。
The head of the section is always very formal; he never joins in a joke. (喻)科长总是一本正经,从不跟他人一起开玩笑。
3. 有一定形状的;布置整齐的a formal garden布置整齐的花园
4. 不真实的;表面上的a formal likeness表面上的相似