Bachelor's degree is the name of the degree awarded in the undergraduate stage of higher education, which can be roughly divided into bachelor of science, bachelor of engineering, bachelor of literature, bachelor of literature and so on. Some institutions will provide bridging bachelor's programs for graduates of associate degree programs.
Undergraduate has a bachelor's degree, and ordinary universities are full-time undergraduate students, which is no different from ordinary undergraduates in nature. Degrees generally include bachelor, master and doctor.