twin-cylinder

例句：

1. 1. The twin-cylinder engine is the heart of our car's power system.
   双缸发动机是我们汽车动力系统的心脏。
2. 2. The new model has a twin-cylinder engine that delivers more power than before.
   这款新模型配备了一个比之前更强的双缸引擎。
3. 3.The twin-cylinder design makes the car more fuel efficient.
   双缸设计使得这辆车更加省油。