A flat plate,slab,or disk that is ornamented or engraved for mounting,as on a wall for decoration or on a monument for information.

• 匾额，铭碑，饰板被装饰或雕刻的平的薄板、厚板或圆板，用来镶嵌在墙上装饰或安在纪念碑上记载资料。