1. | [u] 效率；效能；功效the quality of doing sth well with no waste of time or money |
improvements in efficiency at the factory 工厂效率的提高 | |
I was impressed by the efficiency with which she handled the crisis. 她应对危机效率之高给我留下了深刻的印象。 |
2. | [pl] 提高功效的方法ways of wasting less time and money or of saving time or money |
We are looking at our business to see where savings and efficiencies can be made. 我们正在研究我们的经营情况，看是否有可以节约和提高功效的地方。 |
3. | [u] （机器等的）效率the relationship between the amount of energy that goes into a machine or an engine, and the amount that it produces |
