scrimmage

scrimmage
noun

a confused struggle or fight
混战，扭斗
[mass noun](American Football)a sequence of play beginning with the placing of the ball on the ground with its longest axis at right angles to the goal line
(美橄)争球
■[count noun](chieflyAmerican Football)a session in which teams practice by playing a simulated game
(主美橄)队内分组赛

verb

[no obj.](chiefly American Football)engage in a scrimmage
(主美橄)参加争球；参加队内分组赛
■[with obj.]put (the ball) into a scrimmage
把（球）放在并列争球的位置

派生
scrimmager
noun
语源

late Middle English: alteration of dialect scrimish, variant of the noun skirmish