剑桥词典on a football team , the two centre halfs and the two fullbacks , who together form the defence (足球的)四卫式(通常由两名后卫和两名中卫组成的战术阵形) Mulumbu plays just in front of the back four. 穆隆布在球场上的位置是在四后卫前一点的地方。 返回 back four