So, to help encourage children to exercise more, they asked Preston to write a song, a song that would help young students do their exercises everyday at school.

因此，为了帮助鼓励孩子们多锻炼， 他们请普雷斯顿写了一首歌，这首歌可以帮助年轻学生每天在学校锻炼身体。