Teaching and material should possess the logic and systematicness of knowledge.

教学教材应具备知识的逻辑结构和系统性。

youdao

That is: Lack systematicness and unity.

也就是说：缺乏系统性、统一性。

youdao

Systematicness is the essential attribute of everything.

系统性是事物的根本属性。

youdao

Systematicness is the essential attribute of everything.

系统性是事物的根本属性。

youdao