退役的英文：
retire
retire from the military
quit the game
leave the game

参考例句：

Veteran Benefits.
退役年金。

A case in point was the controversy provoked by the agitation for full and immediate payment of the so-called bonus
一个恰当的例子，是由争取全部和立即支付所谓退役金的鼓动所挑起的争论。

He will retire from the army.
他明年从部队退役。

He is a retired naval officer.
他是一位退役的海军军官。

That warship was laid up long ago.
那艘军舰很久以前就退役了。

I put him down as a retired naval officer.
我看他是个退役的海军军官.

I did not expect his retirement to come so soon!
我没有想到他会这么早退役！

The Captain was invalided out of the army because he had received three bullets through the body
上尉因身中三弹而被允许退役。

Their ranks include former four-star generals
他们的雇员中还有退役的四星将军。

TMac is a aging fast and could very well retire soon.
麦迪却老得很快，很可能不久就会退役。

retire是什么意思：
v. 退休；（使）撤退；就寝；离开，后退；退役，退出；退庭；收回

The history instructor was a retired minister.
那位历史教师是个退休的牧师。

She is a retired teacher.
她是个退休教师。

He will retire from the army.
他明年从部队退役。

military是什么意思：
n. 军队；武装力量；军人
adj. 军事的；军人的

Expand military blocks and strengthen military alliances
扩大军事集团、强化军事同盟

To take a meal in a military mess.
聚餐在军队的集体用膳食堂吃饭。

A local organization of military veterans.
退伍军人协会的地方分会

quit是什么意思：
v. 离开，辞职，停止；辞（职）

She is poor but quite respectable.
她虽穷，人品却很端正。

There had been quite a metamorphosis.
他们完全变了样。

On the face of it, it seems quite reasonable.
从表面看，这似乎很合理。