adj.不理智的;不合理的;不讲理的
Good sense has triumphed over unreasoning impetuosity. 清醒的理智战胜了盲目冲动的急躁情绪。
They kept their dignity by retreating behind an unreasoning authoritarian. 他们以无理的权威气派为屏障,可以保持自己的威严。