This enormous hunk of steel will soon be at the centre of a gas turbine big enough to meet the electricity needs of a small city.

这个巨大钢件在不久之后将被置于一个大型燃汽涡轮机的中心，该涡轮机发电量足可以满足一个小城市的需要。

youdao

After two years of hard work, the group paid for the solar panels, which now satisfy one-fourth of the school's electricity needs—saving the neighborhood thousands of dollars.

经过两年的努力，该组织购买了太阳能电池板，现在满足了学校四分之一的电力需求，为社区节省了数千美元。

youdao

According to the IRENA (the International Renewable Energy Agency) , by just using 2% of our coastlines, we can produce 4,383 TWh of ocean power each year, enough to meet 4% of the world's electricity needs.

根据国际可再生能源机构（IRENA）的数据，我们只需利用2%的海岸线，就能每年生产4383太瓦时的海洋电力，足以满足全世界4%的电力需求。

youdao

Guanting Wind Farm security supervisor Zong Minqiang says all the power produced on the farm makes up one-tenth of Beijing's electricity needs.

VOA: standard.2010.08.03

Well, if you're implementing a computer that needs to represent information now all you need is something like electricity which can be on or off, on or off.

好吧，如果你正用一个电脑,来表现表达传递信息的功能,你就需要,像电开关一样的物体。

哈佛公开课 - 计算机科学课程节选

If consumption remains at the 2010 level, they will have accounted for 35% of electricity needs.

BBC: Energy Committee 1

Today, solar energy contributes about a tenth of a percent (0.1%) of the U.S.'s electricity needs.

FORBES: The Sunshine Economy

Tokelau has become the first territory able to meet all its electricity needs with solar power, officials say.

BBC: Tokelau islands shift to solar energy