efficience
ef`fi´cience
(ĕf`fĭsh´ens)| n. | 1. | The quality of being efficient or producing an effect or effects; efficient power; effectual agency. | |||
| 2. | (Mech.) The ratio of useful work to energy expended.
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| 单词 | efficience | |||||||||
| 释义 | efficienceef`fi´cience(ĕf`fĭsh´ens)
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