名词 n. 1.理由; 原因 I can only guess the reason. 我只能猜测原因. 2.理性,理智 His actions showed a lack of reason. 他的行动表明缺乏理智. 及物动词 vt.& 不及物动词 vi. 1.推理; 思考 A man can reason but an animal can't. 人能推理,而动物则不能. I reasoned that since she had not answered my letter she must be angry with me. 我想她没有给我回信一定是在生我的气. 2.争辩 He reasoned that if we start at now,we could arrive before noon. 他争辩着说如果我们现在出发,中午之前一定能到达.