efficiency cost英语标准发音:efficiency cost英式发音:美式发音:翻译中文效率成本efficiency cost - 基本释义[词典1]效率成本(费用)efficiency cost - WEB词典Efficiency cost效率成本效率费用翻译efficiency-cost ysis效能分析efficiency-cost ratio效费比 参考资料: 1.百度翻译:efficiency cost2.有道词典:efficiency cost3.爱词霸:efficiency cost