blackjack

剑桥词典

blackjack noun (CARD GAME)

[ 不可数或单数名词：没有复数形式的名词 ] (UK also pontoon)
a type of card game played for money
二十一点纸牌赌戏

blackjack noun (WEAPON)

[ 可数名词：有复数形式的名词 ] US (UK cosh)
a short , thick metal stick covered in rubber or leather , used to hit people with
（包革）金属棍棒；金属警棍 返回 blackjack