rough-faced form board

例句：

1. 1.The engineer used a form board to draw the blueprints for the new building.
   工程师使用一个设计板来绘制新建筑的蓝图。
2. 2. The student was given a form board to fill out before the exam.
   学生在考试前被给予一张填写表格的设计板。
3. 3. The designer used a form board to create the final layout of the product.
   设计师使用设计板来创建产品的最终布局。