prototype data

例句：

1. 1. The prototype of the new car is still under development.
   这款新车的原型还在开发中。
2. 2. The prototype of the new software has been tested extensively.
   新软件的原型已经经过了广泛的测试。
3. 3.The prototype of the new design was unveiled at the international exhibition.
   新设计的原型在国际展览上首次亮相。