Chapter two discusses discourse analysis through the ideational function.

第二章是从概念功能角度探讨语篇分析。

Informative function is also called ideational function in the framework of functional grammar.

在功能语法的框架中，信息功能也被称为概念功能。

To understand and translate the ideational function, which expresses the main content of the world, is the essential part of translation activity.

作为纯理功能之一的概念功能，表达的是客观世界和主观世界的信息内容，对它的理解与传译是翻译活动的关键所在。

The ideational function of the comparative reference point is for argumentation, while the interpersonal function of it is for conveying intensive moods, attitudes and illocutionary forces.

对比参照点的概念功能表现为说理功能，人际功能表现为加强语气和传递语力的功能。

The study also indicates that language functions like the ideational function, the interpersonal function, and the textual function go through the whole process of advertising communication.

研究还发现，语言功能(概念功能、人际功能和语篇功能)体现在广告交际的全过程。