中国的汉字都是由一些最小的基础构件，也叫基础构形元素一次性或分层次构成。这些基础构件最初都是一些象形符号或象形字。汉字在发展过程中由甲金文到大小篆，再到隶楷阶段，一些基础构件或粘连，或分离，或合并，于是其构件功能，也就是说在构形构意中的作用，有不少发生了变化，这是汉字发展中的一个显著特点。认识这个特点对学习、掌握及正确使用汉字是很有好处的。本文分析有关“盓”构件的一组字，以此说明汉字这一变化现象。 Chinese characters are composed of some of the smallest basic components, also called basic configuration elements one-time or hierarchical composition. These basic components were initially some pictograms or pictograms. Chinese characters in the development process from A gold letter to the size of the seal, and then to Sikai stage, some of the basic components or adhesion, or separation, or amalgamating, so its component function, that is to say in the conception of configuration, there is no Little change has taken place, which is a notable feature of the development of Chinese characters. Knowing this feature is good for learning, mastering and using Chinese characters correctly. This article analyzes a set of words about “盓” components to illustrate the change in Chinese characters.