n.a small board full of holes; each hole contains a slip of paper with symbols printed on it; a gambler pays a small sum for the privilege of pushing out a slip in the hope of obtaining one that entitles him to a prize
N
a board full of holes containing slips of paper, used in a gambling game in which a player attempts to push out a slip marked with a winning number 击彩盘(一种赌博机械)