几何学教授说接吻是两条直线间最短的距离物理学教授说接吻是由于心的膨胀造成嘴的收缩会计学教授说接吻是一种信用贷款返还时有利润可图经济学教授说接吻是一种需求高于供给的东西解剖学教授说接吻就是让你互相了解对方的口腔结构哲学教授说接吻是小? Professor of Geometry  Kissing is the shortest distance between two lines  Professor of Physics  Kissing is caused by the contraction of the mouth 收 The professor of accounting says  Kissing is a kind of credit loan  Profit is returnable 图   The professor of economics says kissing is something more demanding than supply  Anatomy professors say kissing is about letting you know each other’s oral structures  Philosophical professor says  kissing is small?