squad            
noun [ C, + sing/pl verb ] uk/skwɒd/ us/skwɑːd/
C2 小队;特别行动组
a small group of people trained to work together as a unit
  An army bomb squad arrived and defused the bomb. 一个陆军拆弹小组赶到,拆除了炸弹。 
 the seizure of a large amount of heroin by the drug squad 缉毒小组对大量海洛因的缴获 
 The company was under investigation by the fraud squad. 这家公司正受到诈骗调查组的调查。 
 C2 运动队
a team in sports from which the players for a match are chosen
  Eight of their 24-man squad are injured. 队里24人中有8人受伤。 
  (尤指集合操练时陆军的)班
In the army, a squad is a small group of soldiers, especially one brought together for drill (= marching, etc.) .