1
troops
soldiers or armed forces军队, 部队：UN peacekeeping troops
联合国维和部队
as modifier (troop) troop withdrawals.撤军。
1.1
- a cavalry unit commanded by a captain骑兵连。
1.2
- a unit of artillery and armoured formation炮兵装甲连。
1.3
- a group of three or more Scout patrols（由三个或三个以上小队组成的）童子军中队。
2
- a group of people or animals of a particular kind一群（或一批）人（或动物）：
a troop of musicians.
一群音乐家。
no obj., with adverbial of direction
1- (of a group of people) come or go together or in large numbers（人）成群结队而行; 集结：
the girls trooped in for dinner.
姑娘们成群结队地来吃饭。
1.1
- (of a lone person) walk at a slow or steady pace（孤身一人）缓步前行, 稳步前行：
Caroline trooped wearily home from work.
卡罗琳下班后疲惫地慢步回家。
短语
troop the colour
- Brit. perform the ceremony of parading a regiment's flag along ranks of soldiers〈英〉行军旗敬礼分列式。
词源
mid 16th cent.: from French troupe, back-formation from troupeau, diminutive of medieval Latin troppus 'flock', probably of Germanic origin.