如果你需要转学，你可以说："I need to transfer to another school." 来源：这是一个常用的英语表达方式。

例句：

I need to transfer to another school because I want to study a different subject.
我需要转学，因为我想学习不同的学科。
My parents are moving to another city, so I need to transfer to a new school.
我的父母要搬到另一个城市，所以我需要转学。

希望这些信息对你有帮助。