通过这次的活动，我才知道有这样一个运动，所以以后需要腿部运动时就可以用

通过这次的活动，我才知道有这样一个运动，所以以后需要腿部运动时就可以用得上

Results (English) 1:

Through this activity, I learned that there is such an exercise, so I can use it when I need to exercise my legs in the future.

Results (English) 2:

Through this activity, I know that there is such a movement, so later when you need leg movement can be used

Results (English) 3:

Through this activity, I know that there is such a movement, so I can use it when I need leg movement in the future