model computer

例句：

1. 1. The engineer used a model to design the new car.
   工程师用一个模型来设计新款汽车。
2. 2. She is the model student in her class.
   她是她班上的模范学生。
3. 3. The company's model is based on the latest technology.
   该公司的模型基于最新的技术。