求翻译：为了以后能刚好的报效祖国，我们需要有一个健壮的身体，所以要充分利用我们的课余时间来锻炼身体，学校也要采取有效的措施来监督大学生的课余生活。是什么意思？

In order to be able just to serve the motherland, we need to have a robust body, so make full use of our spare time to exercise, the school must take effective measures to supervise the students school life.

In order to serve the motherland to be able to just by that we need to have a healthy body, and so it is necessary to fully take advantage of our After-school time to physical exercise, and the schools to adopt effective measures to monitor the students after-school life.

Will be able just to serve the motherland for later, we will need to have a vigorous and healthy body, therefore will have to use our after school to exercise the body fully, the school will also have to take the effective measure to supervise university student's after school life.

In order to be able to serve the motherland, we need to have a robust body, so to take advantage of our free time to exercise, they have to take effective measures to monitor the students ' after school life.

In order to be able just to serve the motherland, we need to have a robust body, so make full use of our spare time to exercise, the school must take effective measures to supervise the students school life.