low consumption engine

例句：

1. 1. The new car has a low consumption engine to save fuel.
   这款新车有一个低消耗发动机以节省燃料。
2. 2.The old car's engine was so loud that it made the neighbors uncomfortable.
   那辆旧车引擎的声音太大了，让邻居们感到不舒服。
3. 3. The engineers were working on developing a low consumption engine for the new model.
   工程师们正在努力开发一款新型的低消耗发动机。