(adj.) being in accord with established forms and conventions and requirements (as e.g. of formal dress); 'pay one's formal respects'; 'formal dress'; 'a formal ball'; 'the requirement was only formal and often ignored'; 'a formal education' .
(adj.) (of spoken and written language) adhering to traditional standards of correctness and without casual, contracted, and colloquial forms; 'the paper was written in formal English' .
(adj.) logically deductive; 'formal proof' .
(adj.) characteristic of or befitting a person in authority; 'formal duties'; 'an official banquet' .
杰夫编辑
埃德娜校对