efficiency中文什么意思

n.
1.功效。
2.效率；效能；实力，能力。
3.【物理学】性能。

• combined efficiency; overall efficiency:    总效率
• gross efficiency; overall efficiency:    总效率
• a arent efficiency:    表观效率

例句与用法

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1. Our efforts should be directed towards greater efficiency .
   我们应该努力提高效率。
2. A machine which has 100% efficiency is perfect .
   具有100有效系数的机器是完美的。
3. Stubbs is the soul of punctuality, and efficiency .
   斯塔布思是个最准时，最干练的人。
4. You are in no position to preach to me about efficiency !
   你没有资格对我大谈什么效率问题！
5. The efficiency of reproduction may decline as a result of seasons .
   繁殖效率可能受季节的影响而下降。

英文释义

名词

1. skillfulness in avoiding wasted time and effort; "she did the work with great efficiency"
2. the ratio of the output to the input of any system

百科释义

Efficiency in general describes the extent to which time, effort or cost is well used for the intended task or purpose. It is often used with the specific purpose of relaying the capability of a specific application of effort to produce a specific outcome effectively with a minimum amount or quantity of waste, expense, or unnecessary effort.