1, 7-year-old primary school, generally speaking, college graduates should be 23 or 24 years old.

2. College graduates generally refer to college students who have completed their college studies and obtained a college diploma (college students are a special group of society, referring to people who have received college education, as the frontier group of new technologies and new ideas in society. Senior professionals trained by the state).

3. Both undergraduate and junior college graduates can be called university graduates, but people still tend to call undergraduate graduates university graduates.