如果你想高效率地工作，你就必须会用电脑。

You need to be able to use computers if you want to work efficiently.

youdao

美国用电稳步增加，加州成为能源效率的典范。

While US electricity has steadily grown, California has become a model of energy efficiency.

youdao

用电过多的机器效率低。

A machine that USES too much power is inefficient.

youdao

用电过多的机器效率低。

A machine that USES too much power is inefficient.

youdao