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.

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Systematic function grammar is of three meta - functions: ideational function, interpersonal function and textual function.

系统功能语法有三大纯理功能: 概念功能 、 人际功能、语篇功能.

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