1、an army unit usually consisting of five companies.
一般指由5個連組成的陸軍單位。

2、an army unit large enough to sustain combat.
大到足以持續(xù)戰(zhàn)斗的陸軍單位。

3、a small army unit usually having a special function
通常有專門作用的一個小的陸軍單位。

4、A Serb army unit took the town.
一支塞爾維亞部隊奪取了這個鎮(zhèn)。

5、an army unit mounted on horseback.
一個騎在馬上的陸軍單位。