The discussion of the relationship between physical building and mental health is a hot subject widely explored in contemporary exercise and sport psychology.
体育活动与心理健康之间关系的研究是当代国际运动与锻炼心理学研究的热点问题之一。
Especially in field of exercise psychology, it is quite lacking of thorough and systematic researching over the relation between physical exercise and physical self-concept of middle school students.
尤其在锻炼心理学领域，对于中学生的身体锻炼与身体自我概念之间的关系，缺乏较为全面和系统的研究。
The PE practical courses' appearance is action (physical exercise), the core of it is psychology experience. learn through practice is better than the only experience.
体育实践课程的外观形式是活动（身体练习），内在核心是心理体验。
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