| 释义 |
pre·vent de·fense AHD[prēʹvĕnt' dēʹfĕns'] D.J.[ˈpriːˌventˈ diːˌfens]K.K.[ˈpriˌvɛntˈ diˌfɛns]n.Football（名词）【橄榄球】- A defensive formation or strategy that employs an additional pass defender in an attempt to prevent long gains by the offense, usually near the end of the game.预先防御：一种防守阵式或策略，试图阻止控球方远距离得分时增加传球防御队员，通常都发生在比赛接近尾声
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