| 战役HSK 6 | zhàn yì | military campaign | |
| 退役 | tuì yì | to retire from the military, sport etc; to demobilize; to decommission; retired from use | |
| 服役 | fú yì | to serve in the army; in active service | |
| 现役 | xiàn yì | (military) active duty | |
| 奴役 | nú yì | to enslave; slavery |
| 1 | He served in the navy for ten years. | |
| 2 | He decided to retire and start a new life. | |
| 3 | Conscription is a legal obligation in that country. | |
| 4 | The victory of this battle is extremely necessary. | |
| 5 | The actor announced retirement, bidding farewell to his career in performing arts. |