n.[C][G]

1. （海军的）分遣舰队；（陆军的）装甲营，骑兵大队；（空军的）中队
   He commands a destroyer squadron.

   他指挥一个驱逐舰分队。

2. 【英】（装甲兵、工兵、通讯兵的）连
3. 一队；一群

n.

1. an operational unit in an air force consisting of two or more flights of aircraft.
2. a principal division of an armoured or cavalry regiment, consisting of two or more troops.
3. a group of warships detached on a particular duty or under the command of a flag officer.