就役

Noun

 * 1) assuming one's duties, going on duty
 * 2)  going into commission
 * 3)  serving a prison sentence; doing penal labor
 * 1)  serving a prison sentence; doing penal labor

Verb

 * 1) to assume one's duties, to go on duty
 * 2)  to go into commission
 * 3)  to serve a prison sentence; to do penal labor
 * 1)  to serve a prison sentence; to do penal labor