n.西洋双陆棋戏；十五子棋
The arrangement of the pieces at any particular time in a game such as chess, checkers, or backgammon. 布局如在下象棋、跳子棋或西洋双陆棋时在任一特定时刻对棋子的安排
An exposed piece in backgammon. 十五子棋中易被吃掉的孤立棋子
