formal

US /ˈfɔːr.məl/
UK /ˈfɔːr.məl/
"formal" picture
1.

正式的, 官方的

done in accordance with rules of convention or etiquette; suitable for a professional or official situation

:
The meeting requires formal attire.
会议要求穿正装
He made a formal complaint to the manager.
他向经理提出了正式投诉。
2.

规整的, 有结构的

having a set structure or arrangement

:
The garden has a very formal design with symmetrical hedges.
花园的设计非常规整,有对称的树篱。
The document followed a strict formal structure.
该文件遵循严格的正式结构。