Hydroelectricity uses the force of water flow to produce electricity, so power plants must be over a water source.

水电依靠水流动的力来发电，因此电站必须建在水源之上。

Ditto for Colombia and Venezuela, countries known for hydroelectricity.

以水电闻名的哥伦比亚和委内瑞拉也是如此。

The dams were  built in the 1920s to generate hydroelectricity.

这些水坝建于 20 年代，用于水力发电。

Arizona, and Nevada, and generates hydroelectricity for the region.

亚利桑那和内华达的 2500 万人供水，并 为该地区发电。

For bonus green points, the factory is powered by Sweden's extensive supply of renewable hydroelectricity.

为了获得绿色积分，该工厂由瑞典广泛供应的可再生水电提供动力。

With the global capacity for hydroelectricity passing the milestone of 1,000 GW, this congress examines the sustainable development in the next 35 years.

随着全球水力发电通过1000兆瓦的里程碑, 本次大会探讨了未来35年的可持续发展。

Most dams that  generate hydroelectricity in the US are subject to oversight by the Federal Energy Regulatory  Commission (or FERC).

在美国，大多数水力发电的水坝都受到联邦能源管理委员会（或 FERC）的监督。

The Mosul Dam, the largest in Iraq which produces hydroelectricity, is built on a foundation of soft gypsum rock, making erosion a constant challenge.

伊拉克最大，水力发电的这座摩苏尔大坝是建在一块很软的石膏岩上, 这使得侵蚀成为人们需要解决的难题。

This reservoir in dam has provided Egypt with similarly massive amounts of hydroelectricity as the GERD will for Ethiopia, a total of about 2100 megawatts that provides roughly 12% of all of Egypt's electricity needs.

大坝中的这个水库为埃及提供了与埃塞俄比亚的复兴大坝类似的大量水力发电，总计约 2100 兆瓦，约占埃及全部电力需求的 12%。