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efficiency

英 [ɪ'fɪʃ(ə)nsɪ]美[ɪ'fɪʃənsi]
英英释义 考试真题 实用场景例句
  • n. 效率；效能；功效

英英释意

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

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