4 3 2 1
(also four three two one) uk/ˌfɔː θriː tuː ˈwʌn/ us/ˌfɔːr θriː tuːˈwʌn/
（足球的）四三二一阵型（即四名后卫、三名后腰、两名前腰和一名前锋）
in football, a formation or system in which a team plays with four defenders, three midfielders who play directly in front of the defence, and two attacking midfielders who play just behind one centre forward