formal

formal

名词 formal:

a lavish dance requiring formal attire

同义词：ball

a gown for evening wear

同义词：dinner dress, dinner gown, evening gown

形容词 formal:

being in accord with established forms and conventions and requirements (as e.g. of formal dress)

characteristic of or befitting a person in authority

(of spoken and written language) adhering to traditional standards of correctness and without casual, contracted, and colloquial forms

represented in simplified or symbolic form

同义词：conventional, schematic

logically deductive

refined or imposing in manner or appearance; befitting a royal court

同义词：courtly, stately