tandem compound engine

例句：

1. 1. The tandem compound engine is a popular choice for high-performance vehicles.
   双引擎汽车是高性能车辆的热门选择。
2. 2.The tandem compound engine provides excellent fuel efficiency and power.
   双引擎汽车提供了卓越的燃油效率和动力。
3. 3. In the past, tandem compounds were used in aircraft engines to increase their efficiency.
   过去，双引擎化合物被用于飞机发动机中以提高其效率。