efficient的各种词性
efficient
adj. 有效率的;有能力的;生效的;
词根
efficient
adj. efficacious 有效的;灵验的;
adv.
efficiently 有效地;效率高地(efficient的副词形式);
efficaciously 有效地;灵验地;
n.efficiency 效率;效能;功效
Graphite is a highly efficient conductor of electricity.
石墨是一种高效的`电导体。
Computers are very efficient at manipulating information.
计算机在处理信息方面效率极高。
An efficient bulb may lighten the load of power stations.
节能灯可减轻发电站的负荷。
We must make the most efficient use of the available financial resources.
我们必须最有效地利用现有财力。