efficiency的原型

Question

如题所述

Answer 1

efficiency原型是efficient ，efficiency中文意思是n. 效率，效能；（机器的）功率
She arranged everything with her customary efficiency.她以她特有的高效率把一切都已安排妥当。
It was achieved with minimum fuss and maximum efficiency.它以最少的慌乱和最高的效率被做到了。