1. Passive avoidance: Passive avoidance refers to avoiding and avoiding problems, challenges or difficulties without facing and solving them. Psychological strategies are not conducive to college students' psychological adaptation, but will only make the problem more serious and hinder their personal growth and development.

2. Too much self-pressure: Too much self-pressure refers to too high expectations and demands on yourself, which leads to constant pressure and burden. Excessive stress will lead to anxiety, depression and increased psychological burden, which will have a negative impact on college students' mental health.

3. Social isolation: Social isolation refers to the lack of positive social interaction and support network in university life. Establishing good interpersonal relationships and social networks with others is very important for psychological adaptation. Social isolation will lead to loneliness, depression and lack of self-identity, which is not conducive to college students' mental health and adaptability.