Similar to American football, it has two opposing teams of 12 players; the main difference is that there are only three downs to gain 10 yards. 与美式足球相似，它有两支12人的对立球队；主要的区别是只有三次下降才能获得10码。
2
playing field for Canadian football
加拿大足球场
Rectangular surface covered with natural or synthetic grass; it is longer (150?yards) and wider (65?yards) than an American football field... playing field 覆盖天然或合成草的矩形表面；它比美式足球场长（150码），宽（65码）
1
Canadian football
加拿大式橄榄球运动
Similar to American football, it has two opposing teams of 12 players; the main difference is that there are only three downs to gain 10 yards. 与美式足球相似，它有两支12人的对立球队；主要的区别是只有三次下降才能获得10码。
2
playing field for Canadian football
加拿大足球场
Rectangular surface covered with natural or synthetic grass; it is longer (150?yards) and wider (65?yards) than an American football field... playing field 覆盖天然或合成草的矩形表面；它比美式足球场长（150码），宽（65码）
