她在扑克游戏中赢了100美元后，选择下一局赌双倍或全无。

After winning $100 in poker, she chose to play ___double-or-nothing for the next round.

他决定赌一把双倍或一无所有，要么赢双倍奖金，要么失去所有赌注。

He decided to go for ___double-or-nothing, either winning double the prize or losing his entire bet.