First of all, the syllabus is different, and there is no requirement for specialists to pay attention to the use of other things. Undergraduate course requires understanding some concepts and mastering some proof methods on the basis of use.

Moreover, the teaching materials are different, and the cover or teaching material description will introduce whether the object of using the teaching materials is junior college or undergraduate.

Moreover, the narrative concept of junior college often starts from the easy-to-understand image angle. Many junior college concepts are specialized mathematical languages, which are obscure but rigorous, with the purpose of proving.