College students refer to students who have entered the university stage, usually between the ages of 18 and 25. They are the future of society, with youthful vitality and innovative spirit. The following are some characteristics and ways of existence of college students:

1. Busy studies: College students need to complete various academic tasks such as course assignments, exams and papers, and it takes a lot of time and energy.

2. Socially active: College students often expand their social circle by joining clubs, organizing activities and attending parties.

3. Autonomous learning: College students need to study and explore independently, and develop their thinking and innovative ability to adapt to future challenges.

4. Diversification of interests: College students have diverse interests and hobbies. Some people like sports, while others like music, movies or reading.

5. Have a sense of social responsibility: college students realize that they are part of society and have a sense of social responsibility, and actively participate in various public welfare activities and voluntary services.

6. Have lofty dreams for the future: College students have lofty dreams and plans for the future and hope to realize their ideals through their own efforts.

In a word, college students are a group of young people full of energy, dreams and enthusiasm. They are studying hard, expanding their social circle, exploring their potential and laying a solid foundation for their future.