military service

• 兵役年龄

  age at which one is eligible for military service

• 兵役义务

  obligation to do military service

• 兵役登记

  sign up for military service

• 服兵役是公民的光荣义务。

  It is a citizen's glorious duty to do military service.

• 免除兵役

  be exempt from military service