These are word's definitions related to efficiency. Click on any word to go to its word's detail page. Or, 更多关于efficiency的信息
0 the good use of time and energy in a way that does not waste any
What is so impressive about their society is the efficiency of the public services. 他们的社会给人留下最深刻印象的是其高效率的公共服务。
energy efficiency 能源使用效率
最新单词
European
2021年8月16日
每日一词
Shimmer