什么是 question?An expression of inquiry that invites or calls for a reply.An interrogative sentence, phrase, or gesture.A subject or point open to controversy; an issue.A difficult matter; a problem: a question of ethics. A point or subject under discussion or consideration.A proposition brought up for consideration by an assembly.The act of bringing a proposal to vote.Uncertainty; doubt: There is no question about the validity of the enterprise. To put a question to. See Synonyms at ask.To examine (a witness, for example) by questioning; interrogate.To express doubt about; dispute.To analyze; examine.To ask questions.in question Under consideration or discussion.out of the question Not worth considering; impossible: Starting over is out of the question.