the ratio of the output to the input of any system
skillfulness in avoiding wasted time and effort;
\\\"she did the work with great efficiency\\\"
造句
用作名詞(n.)
We must improve our efficiency as soon as possible. 我們必須盡快地提高工作效率。
Their labor efficiency is very high. 他們的工作效率很高。
The two companies consolidated for greater efficiency. 這兩家公司已合并以提高效率。
This jet has a very high propulsive efficiency. 該噴氣機的噴射功率非常大。
Various PA linearization techniques have been adopted to improve linearity and power efficiency of wireless transmitters. 于是多種不同功率放大器的線性化技術被采用來改善無線發射機的線性度及效率。
常用短語
用作名詞 (n.)
動詞+～
achieve efficiency
取得功效
add efficiency
增加功效
promote efficiency
促進效率
raise efficiency
提高效率
形容詞+～
fighting efficiency
戰斗力
high efficiency
高效率
technical efficiency
技術效能
介詞+～
at efficiency
以…的效率
in efficiency
在效率上
work with great efficiency
工作效率很高
組詞
The penalty annexed to any law is an instance, not of its efficiency, but..of its failure.
出自：R. Whately
He conducted his course at the University with an efficiency which shone beside the amateurish efforts of his colleagues.