n.
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
同义词:blackjack oakjack oakQuercus marilandica
a piece of metal covered by leather with a flexible handle; used for hitting people
同义词:coshsap
a flag usually bearing a white skull and crossbones on a black background; indicates a pirate ship
同义词:black flagpirate flagJolly Roger
a gambling game using cards; the object is to hold cards having a higher count than those dealt to the bank up to but not exceeding 21
同义词:twenty-onevingt-et-un