1. Time pressure: College students usually have to deal with a lot of homework, exams and projects, so they may not have enough time to participate in club activities.
2. Lack of interest: Some college students may not be interested in some club activities, or think that these activities are inconsistent with their career goals or hobbies.
3. Social pressure: Some college students may feel uncomfortable or unsafe because they don't know how to communicate with strangers or join new social circles.
4. Lack of motivation: Some college students may feel that participating in club activities is of little significance and value, so they may not be willing to invest time and energy in it.
5. Economic pressure: Some club activities may require certain expenses, such as membership fees and activity fees, which may bring burdens to some college students with financial difficulties.