您需要回去查看并仔细阅读与学校公寓签订的租约，仔细看一下押金返还部分是如何描述的。如果学校公寓在无理扣款，您可以选择状告学校公寓。
It is a matter of judgment. Check the lease and see what it says regarding the deposit. If they are being unreasonable, you can sue but it may cost more than you lost unless there is an attorneys fee provision in the lease.
