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1. 牛津中文字典

   efficient

   • IPA[ɪˈfɪʃnt]

   美式

   英式

   • adj.
     效率高的；收效大的
2. • 釋義
   • 同反義

   adj.

   形容詞

   • 1. 效率高的 to be efficient at doing sth. 做某事效率高 an efficient secretary 能幹的秘書
   • 2. 收效大的 to make efficient use of energy 有效利用能源

   同義詞

   1. (of a system or machine) achieving maximum productivity with minimum wasted effort or expense

   • well organized
   • , methodical
   • , systematic
   • , structured
   • , well planned
   • , logical
   • , coherent
   • , well regulated
   • , well run
   • , well ordered
   • , orderly
   • , businesslike
   • , systematized
   • , streamlined
   • , productive
   • , effective
   • , labour-saving
   • , cost-effective
   • , energy-efficient
   • , energy-saving
   • , fuel-efficient

   2. (of a person) working in a well-organized and competent way

   • well organized
   • , methodical
   • , systematic
   • , structured
   • , well planned
   • , logical
   • , coherent
   • , well regulated
   • , well run
   • , well ordered
   • , orderly
   • , businesslike
   • , systematized
   • , streamlined
   • , productive
   • , effective
   • , labour-saving
   • , cost-effective
   • , energy-efficient
   • , energy-saving
   • , fuel-efficient

   反義詞

   「1. (of a system or machine) achieving maximum productivity with minimum wasted effort or expense」的反義字

   • inefficient
   • , disorganized

   「2. (of a person) working in a well-organized and competent way」的反義字

   • inefficient
   • , disorganized