·

efficiency (EN)
名词

名词 “efficiency”

单数efficiency,复数efficiencies或不可数
  1. 效率(在不浪费时间或精力的情况下做好任务的能力)
    The manager praised her efficiency in completing the tasks ahead of schedule.
  2. 效率(工程学中,衡量完成的有用工作与所用能量的比率)
    The efficiency of the solar panels has greatly improved.
  3. 单间公寓
    He rented an efficiency in the city center.