| 例句 |
We have failed to improve fuel efficiency standards.我们试图提升燃料效能，结果失败了。Modern-day engines are so much more efficient.现代的发动机效能高得多。The team is trying to determine which fuel is less efficient overall.这支科研队伍正在努力测定哪种燃料整体效能不足。Older houses cost a lot to maintain and inefficient heating is one of the biggest offenders.旧房屋需要大笔的钱来维修，效能低劣的供暖设施是最大的问题之一。The speed of the plane is dependent on the efficiency of the engines.飞机的速度取决于引擎的效能。The new engine's performance is a tribute to the skill of its designers.这种新引擎的工作效能证明了设计者技艺高超。Certain narcotics potentiate the effects of alcohol in the body.有些麻醉剂会增强体内酒精的效能。The car's designers traded off some power for greater fuel efficiency.汽车设计者牺牲一些动力，以换取更大的燃油效能。Efficiency has edged out price as the top reason people give for buying the car.效能已经逐渐取代价格成为人们购车的最主要考虑因素。 |