black jack

• 铁闪锌矿,闪锌矿

英英释义

名词 blackjack:

1. a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves; tends to form dense thickets

2. a piece of metal covered by leather with a flexible handle; used for hitting people

3. a flag usually bearing a white skull and crossbones on a black background; indicates a pirate ship

4. a gambling game using cards; the object is to hold cards having a higher count than those dealt to the banker up to but not exceeding 21

动词 blackjack:

1. exert pressure on someone through threats