used in many senses since 16c., earliest is possibly "tar-coated leather jug for beer" (1590s), from black (adj.) + jack in any of its many slang senses. The weapon so called from 1889; the card game by 1900.
实用例句
1. He lost all his money at a blackjack table in Las Vegas.
在拉斯维加斯的21点纸牌桌上，他把钱输得精光。
来自柯林斯例句
2. I'll shoot some craps or play some blackjack.
我要掷几把骰子，玩几把21点纸牌。
来自柯林斯例句
3. These are calculations for card counting , blackjack to be precise.
那是些记牌方程准确点说是21点(黑杰克)
来自电影对白
4. I tried to beat that blackjack game at the Horseshoe Club in Brooklyn.
我想赢布鲁克林那个马蹄俱乐部的21点.
来自电影对白
5. Tip: The blackjack doesn't work on some opponents, such as the undead.
