体育锻炼是人们主动改造和完善主体自身身心健康状况的一种有意识的活动，是活动主体的人与自身间一种能动关系的反映。

Physical exercise is an initiative consciously to transform and improve their body of an activity, is the reflection of people with a dynamic relationship between self-reflection.

youdao

体育锻炼是人们主动改造和完善主体自身身心健康状况的一种有意识的活动，是活动主体的人与自身间一种能动关系的反映。

Physical exercise is an initiative consciously to transform and improve their body of an activity, is the reflection of people with a dynamic relationship between self-reflection.

youdao