退伍的英文：
be discharged from military service
disbandment
get out of service

参考例句：

Go into,be in,join,leave,etc the army
参军[当兵/入伍/退伍

He had been discharged from the army
他已经退伍了。

You must turn in your kit before you leave the army.
退伍时应将装备缴回。

His health forced him out of the army.
因健康不佳他被迫退伍。

He got his present job when he quitted/quit the army.
他退伍后得到现在这份工作.

At the end of the war Henry was mustered out as an ensign.
亨利在战争结束退伍时是一个海军少尉。

At the end of the war Herry was mustered out as an ensign
亨利在战争结束退伍时，是个海军少尉。

Thousands of ex-army officers have found lucrative jobs in private security firms.
数以千计的退伍军官在私营保安公司找到了收入不菲的工作。

Do a lot of veterans look exactly like the mug shot you circulated?
那多少退伍老兵长得就像你们那张通告上的嫌疑犯？

"Oh," replied Morcerf, reddening slightly, "I have left the service, monsieur
“哦，”马尔塞夫回答说，脸上微微有点发红，“我已经退伍了，阁下。

discharged是什么意思：
adj. 放电的；泻出的
v. discharge的过去式和过去分词；卸货

notice of discharge
职位撤销通知书

This is your discharge ticket.
这是你的解雇证明书。

bad conduct discharge
撤销军职

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

service是什么意思：
n. 公共服务系统；公共事业机构；政府机构；帮助，效劳
v. 检修，维修；为…提供服务

overhand service
高手发球

take service with
在￥帮佣

express goods service
特快货运业务