Instead, you can use the sun to power up your batteries directly.

反之，你可以用你的电池电力直接向太阳。

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Monarch butterflies use the sun to set their body clocks and make their journeys, according to us scientists.

据美国科学家所说，帝王蝶其实是利用太阳调节自身的生物钟，并最终完成迁移旅程的。

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Once completed, the clean air power plant, called "Bright Source" will use the sun to provide energy for up to 140,000 homes and provide jobs for about 1,000 people.

这家名为“光明之源”的不污染空气的发电厂一旦落成，将利用太阳来为多达14万的住户提供能源，并且为大约1千人提供就业机会。

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Astronomers use the observatory to study the positions and movements of the Earth, sun,moon and other objects in space.

VOA: special.2009.09.21

When bad weather prevented navigators from seeing the sun,moon or stars, they had to use a method called "dead reckoning" to find the ship's position.

VOA: special.2009.12.23

Solar water heaters are devices that use energy from the sun to heat water.

VOA: special.2009.04.20

Or what will help you figure out a way to use the sun and the wind to power a city and give us new energy sources that are less polluting.

WHITEHOUSE: President Obama��s Third Annual Back to School Speech

"We will work with businesses and communities to use the sun's energy to reduce our reliance on fossil fuels by installing solar panels on 1 million more roofs around our nation by 2010, " promised President Bill Clinton.

CNN: Will solar energy come into the mainstream?

All organic crop rotations contain three to four years of no ploughing because grass leys use the sun's energy to fix nitrogen for subsequent crops in place of oil-based artificial fertiliser.

ECONOMIST: Organic matter