Because the application is focused on architectural sketching, not general-purpose 3D modeling or animation, the designers were able to pull off a spare, powerful, and simple interface that is easy to both learn and use (see Figure 19-13).

• 因为应用程序关注的是建筑设计，不是通常意义的三维建模或动画，所以设计师努力实现一个简洁、功能强大，又易学易用的简单界面（如图19-15所示）。