首先说明概念是文本中最基本的属性，概念之间存在着合取运算，概念集基于合取运算的生成变化关系构成一个概念幺半群。

By analyzing the basic attributes of the documents and the relationship of these attributes, a conceptual uni-semigroup can describe the relation of concept sets based on the conjunctive operation.

youdao

首先说明概念是文本中最基本的属性，概念之间存在着合取运算，概念集基于合取运算的生成变化关系构成一个概念幺半群。

By analyzing the basic attributes of the documents and the relationship of these attributes, a conceptual uni-semigroup can describe the relation of concept sets based on the conjunctive operation.

youdao