说明：  我们没有按照过程化 程序设计的方式把数据结构和函数分开而是引入了一个类TextQuery 来封装它们我们将 在后面章节中更详细地了解类的使用文本的表示也做了修改以便能够在当前可用的编 259 第六章 抽象容器类型 译器下通过编译
(we did not follow procedures for the process of design of the data structures and function separately but the introduction of a category of Te Packaging xtQuery to them we will be in the back section of a more detailed picture of the type used text also indicated that the amendments do to be able to change the currently available in the 259 series Chapter VI abstract types of containers through the translation device compiler)