大学的经济学课上,教授给我们介绍了一个对我来说颇为新鲜的词汇——机会成本。它指的是为了得到某种东西所要放弃的另一些东西的最大价值。也就是说,当你要选择一件事情时,必须放弃另一件事情,从而得到价值的最大化,比如你要踢足球,就不能去看电影;你午饭时吃了甜点,晚饭就没得吃了; In the economics class at university, the professor introduced us to a rather fresh vocabulary for me - the opportunity cost. It refers to the maximum value of something else to give up for something. In other words, when you want to choose one thing, you have to give up the other thing, so as to maximize the value, for example, you want to play football, you can not go to the movies; you eat dessert at lunch, no dinner have eaten;