reason /ˈri:zn/ I. n. 1. 原因,理由,缘故;道理(常与不定式,for短语和从句连用): for this reason 为此,出于这种原因 The police have (every good) reason to believe that he is guilty. 警方有充分理由相信他有罪。Do you understand the reasons for the rules?你明白这些规则的道理吗? The reason why he didn’t come to school was that(不用because) he was ill. 他没来上学是因为他病了。2. 理性,理智: His actions showed a lack of reason. 他的行为表明缺乏理智。3. 用于习语 by reason of 由于:He escaped punishment, by reason of his youth. 由于年轻而没有处罚他。 within reason 在可以接受或许可的范围内:We can wear anything we like to the office, within reason.在大家可以接受的范围内我们可以穿任何我们喜欢的衣服去办公室。‖II.vt. & vi. 讲道理,推理;劝告:reason sb. into doing sth. 通过讲道理劝某人干某事 An idiot cannot reason. 白痴是不能推理的。
reasonable /ˈri:znəbl/ adj. 有道理的,合情合理的:His words certainly sounded reasonable. 他的结论听起来确实有道理。I’m willing to pay a reasonable price. 我乐意按合理价格付款。
reasonably adv.合理地