The boards could be trimmed down to the size of a single card or left as a whole board with numerous CARDS attached to it lined up against a wall.

用来黏合卡片的既可以是裁减好的多块小面板，也可以在一块大板子上黏合许多小卡片。注意黏合好的挂在墙上的卡片要排列整齐。