军种的英文：
army services

参考例句：

"The army, navy and air force are coordinate branches of the armed services."
陆、海、空三军是部队的三个平行的军种。

army是什么意思：
n. 军队；陆军；军团；大群；团体

a standing army
常备军,5. 固定的,不能移动的,6. 【印】(版面)排好后保留的,n.1. 站立[U]2. 站立处[C]3. 身份;地位;名望[U]4. 名次表[P]5. 持续时间[U]

The army policed the conquered city.
军队管制这个被占领的城市。

The general directed the army to attack.
将军指挥军队进攻。

The army was called in to quash the revolt.
军队被调来镇压叛乱。

Array the army against the enemy.
列阵对敌。

services是什么意思：
n. service的名词复数
v. service的第三人称单数

overhand service
高手发球

take service with
在￥帮佣

express goods service
特快货运业务

We need to have the car serviced.
我们得把车送去检修一下了。

to service treasury Bonds
支付国债利息