单词：troopers
音标：[ˈtru:pəz] ；
n. （低军衔的）骑兵( trooper的复数形式 ); 骑警; 骑兵的马; <美>州警官
n. a soldier in a motorized army unit
n. a mounted policeman
n. a state police officer
n. a mounted policeman
n. a state police officer