hole card

同根派生

The summit was sure to go down the drain if we played our "hole card" of blockade against the area.
如果我们打出封锁那地区这张“得分牌”，最高级会谈肯定会告吹。
Poker in which each player receives hole cards and the remainder are dealt face up; bets are placed after each card is dealt.
每个玩家得到窝牌，其余的依次分发；每出一张牌后都要下赌注。
In the foreword to this book, I mentioned how I liked to try to guess an opponent's hole cards.
在这本书的序言部分，我提到我是那么喜欢尝试去猜测对手的牌。
His strength in a crisis is an ace in the hole.
临危不惧是他的看家本领。
Levitt goes on to explain that some opponents became suspicious of how a certain player [Potripper] was playing in an Absolute Poker tourney, seemingly aware of what his opponent's hole cards were.
扑克选手上班去分析数据，在出乎意料的综合档案-不仅是手的历史本身，而是其他更微妙所载的资料档案。