single-engined

例句：

1. 1.The new car has a single-engine that is quiet and efficient.
   这款新车有一个单引擎，噪音小且效率高。
2. 2. The aircraft was single-engined, which made it easier to maneuver in the air.
   这架飞机是单引擎的，这使得它在飞行中更容易操控。
3. 3. The old train had a single-engined locomotive, which could travel long distances without refueling.
   旧火车有一台单引擎机车，它可以在没有加油的情况下行驶很长的距离。