1 . These people are very efficient, very organized and excellent time managers.
这些人做事效率很高，井井有条，并且十分善于管理时间。
来自柯林斯例句
2 . Service was outstandingly friendly and efficient, falling down on only one detail.
服务态度极佳，效率也蛮高，仅在一个小地方不尽人意。
来自柯林斯例句
3 . Overall, barter is a very inefficient means of organizing transactions.
总之，易货贸易是一种效率很低的交易形式。
来自柯林斯例句
4 . Non-state firms gradually elbow aside the inefficient state-owned ones.
非国有企业逐渐挤掉了效率低下的国有企业。
来自柯林斯例句
5 . Energy prices have been kept low, so energy is used inefficiently.
能源价格一直维持低水平，所以能源利用效率很低。
来自柯林斯例句
1.efficient rate
1.effectiveness
1.efficiency
1.efficiency
1.efficiency
1.efficiency
1.X efficiency
效率（efficiency）是指有用功率对驱动功率的比值，同时也引申出了多种含义。效率也分为很多种，比如机械效率（mechanical efficiency）、热效率（thermal efficiency ）等。效率与做功的快慢没有直接关系。
