First down
01
首攻, 第一次机会
the initial chance for the offensive team in American football to advance the ball by at least ten yards from the spot of the last play
语法信息
有生性状态
抽象
形态构成
复合词
可数
复数形式
first downs
例子
He caught a pass for a first down.
他接到了一个传球,获得了first down。



























