a model car的用法和样例：
- Mum! Can I have a model car? B. Can I have a cake, Mum?
- A model car is a small-scale copy of a car,which represents its main features.
- Standing by him was a model worker.
- She has been held up as a model worker.
- He showed us a model of the new office building.
a model car的相关资料：