back duty meaning in English

补缴税款
追税

From then on , the spanish international shared left - back duties with william gallas and wayne bridge
从那以后，这位国际级的西班牙后卫与布里奇和加拉斯进行轮换。
So it was paulo ferreira who was once again asked to take on unfamiliar centre - back duties , this time alongside redeployed midfielder essien
所以保罗费雷拉再次打起了自己根本不熟悉的中卫任务，这次的搭档也是调配来的中场队员埃辛。