争球线 meaning in English

line of scrimmage
scrimmage line

One of the two players positioned near the flanks behind the line of scrimmage
中卫在争球线之后靠近侧翼的并列两名队员之一
A new or substitute offensive play called by the quarterback or a defensive formation called by a linebacker at the line of scrimmage as an adjustment to the opposing side ' s formation
改变打法一种在橄榄球争球线上作为就对方阵势的调整，由四分卫发令的新的或替代进攻打法，或由后卫发令的防守阵势