A projector beams the images onto the window pane from the inside of the shop, while a thin touch foil mounted on the glass powers the touch screen.
一架投影仪从店内向窗玻璃上投射出影像，安在玻璃上的一层薄薄的触摸板使触摸屏得以运转。
2
Properties pane: This pane shows the properties of the object that is open and active (in other words, a data model, or an entity inside a logical data model).
属性面板：该面板显示打开且活动的对象(即一个逻辑数据模型中的数据模型或实体)的属性。
3
You should now see the included framework inside the iPhone SDK when you select the Frameworks folder in the left pane (Figure 7).