求翻译：但也有不赞成的占45%，他们就认为锻炼是在浪费时间，过久会让人感觉到疲倦，之后会很兴奋，有一段时间还不能投入学习当中，而且还会可能受伤是什么意思？

But there are also not in favor of 45%, they think exercise is a waste of time, too long to make people feel tired, then will be very excited, can not invest some time learning, but also may be injured

But there are also not in favor of 45 per cent, and they believe that exercise is a waste of time, too long will give us the feeling that would be very excited to the tired, after a period of time, it also cannot be put into learning, but will also likely to be injured

But also has does not approve to account for 45%, they thought the exercise is in wastes the time, excessively long can let the human feel weary, afterwards can be very excited, some period of time cannot invest the study, moreover also can be possibly injured

But there are also not in favour of 45%, they think that exercise is a waste of time, and this can make people feel tired and excited after and for some time also cannot focus on learning, but also might get hurt

But there are also not in favour of 45%, they think that exercise is a waste of time, and this can make people feel tired and excited after and for some time also cannot focus on learning, but also might get hurt