efficient

有效率的；有能力的；生效的英释adjadjif someone or something is efficient, they work well without wasting time, money, or energy

1 energy efficient,节能

2 efficient production,有效生产

3 efficient market,有效市场

4 efficient market hypothesis,有效市场假说；有效率市场假说

5 efficient performance,经营效果

6 efficient frontier,有效边界；效率前缘

7 efficient market theory,有效市场理论；效率市场理论

8 efficient allocation of resources,资源有效配置

9 efficient point,有效点

10 efficient markets hypothesis,有效市场假说

1 a very efficient secretary.效率高的秘书

2 an efficient use of land.土地的有效使用

3 Lighting is now more energy efficient..如今的照明设备更加节能。