physical analog

• 物理模型

physical analog的用法和样例：

例句

1. Physical models are essential to understanding how a device will be manipulated.
   对于了解一种设备如何被持握和携带，物理模型是非常有必要的。
2. A paper prototype is a physical mockup of the interface, mostly made of paper.
   纸上原型是界面的物理模型，主要由纸张构成。