描图纸

例句：

1. 1. He drew a detailed map of the new city on the chalkboard.
   他在粉笔板上画了一张新城市的详细地图。
2. 2. The engineer used a sketchbook to make quick sketches of the project.
   工程师用草图本快速绘制了项目的草图。
3. 3. The architect drew up plans for the new office building.
   建筑师为新办公楼制定了蓝图。