n.

1. 登记，注册，挂号[U]
   The registration of students for the course will begin on Thursday morning.

   学生登记上的这门课将于星期四上午开始。

2. 登记项目，记录事项[C]
3. 登记（或注册、挂号）人数[C]
4. 【音】（管风琴）音栓配合（法）

n.

1. the action or process of registering or of being registered.
2. (also registration mark or registration number) Brit. the series of letters and figures identifying a motor vehicle, displayed on a number plate.
3. the action or process of acquiring full British citizenship by a Commonwealth resident or a person of British descent.