magnetically controlled ignition

例句：

1. 1. Thecar's engine is magnetically controlled for better fuel efficiency.
   汽车的引擎是磁性控制的，以获得更好的燃油效率。
2. 2.The new engine design uses magnetically controlled ignition to reduce emissions.
   新的发动机设计使用了磁性控制的点火系统来减少排放。
3. 3.The research team developed a magnetically controlled ignition system that improved the performance of the engine.
   研究小组开发了一种磁性控制的点火系统，提高了发动机的性能。