form board

例句：

1. 1. The teacher asked us to form a group and discuss the problem.
   老师让我们组成小组讨论这个问题。
2. 2. The designer used this form board to sketch out the final design.
   设计师用这个设计板来勾勒出最终的设计。
3. 3. The engineer used a form board to draw the blueprints for the new building.
   工程师用设计板绘制了新建筑的蓝图。