复旦大学2011年自主招生有这样一道面试题:为什么镜子里的人是左右相反的?下面先对命题进行抽象和假设,从等效的角度重新认识平面镜成像规律,然后介绍“雨伞吹翻”模型,最后对命题作出合理的解释。1.对命题的抽象和假设值得注意的是,此命题成立的前提是镜子的平面必须与 Fudan University’s self-enrollment in 2011 had such an interview question: Why is the person in the mirror opposite? The following abstracts and assumptions are made on the proposition first, and the plane mirror imaging law is re-recognized from an equivalent point of view, and then the “Umbrella Overlord” is introduced. "The model finally makes a reasonable explanation of the proposition. 1. Abstraction and Assumptions of Propositions It is worth noting that the premise of this proposition is that the mirror plane must be