整体思想就是着眼于问题的整体结构,从全局出发,把一些看似独立而实则紧密相联的量视为一个整体进行处理,使问题变得简单,能快捷地解决问题。 The overall idea is to focus on the overall structure of the problem. Starting from the overall situation, we can see that some seemingly independent and yet closely related quantities are treated as a whole so as to make the problem simple and solve the problem swiftly.