词典释义：
释义
n.
a card game, now rarely played, in which points are scored for being dealt the highest or lowest trump, capturing the jack of trumps, and taking the highest value of cards in tricks
四门奖（现已罕见，以赢得最大王牌、最小王牌、王牌J及各局中最大牌来计算分数的牌戏）。
短语
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on （或on to ）all fours on （or on to） hands and knees or （of an animal） on all four legs rather than just the hind ones 四肢着地，（动物）四足着地Frankie scuttled away on all fours ． 弗兰基手足并用地匆忙逃走