efficient的名词和动词

efficient的名词为efficience，动词为effect

例句

1.

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。

2.

I'll say this for them, they're a very efficient company.

我要为他们说句公道话，他们公司的效率的确很高。

3.

Computers are very efficient at manipulating information.

计算机在处理信息方面效率极高。