All right folks, let's continue our discussion of alternative energy sources and move on to what's probably the most well-known alternative energy source—solar energy.
好了，朋友们，让我们继续讨论替代能源，来说说可能是最著名的替代能源——太阳能。
Extroverted Personality Traits: Energy Source of extroverts.
外向人群性格特征：能量的源泉。
This is an approach that says we're not going to pick one energy source over another.
我们这么做并不是让一种能源替代另外一种。
But the fungi had munched through the treated plastic and used it all as an energy source.
而真菌却大肆吞噬了处理过的塑料，并从中获取能量。
But I keep hearing them touted as a clean energy source that will do great things for the planet.
但是我经常会听到核能源被宣传为一种对地球有好处的清洁能源。
Scientists are still trying to find ways to make solar power a more widely used energy source.
科学家们至今仍在设法充分利用太阳能。
Nuclear power is the only abundant energy source we have that emits nearly no greenhouse gases.
核能是已知的充足无污染的能源，几乎没有任何温室气体排放。
Scientists thought formate was too poor an energy source to support life. But these archaea do fine.
科学家认为甲酸盐做为供养生命的能量源简直太苛刻了，但是这些古细菌却很好地生存下来。
Biofuels have been around for a long time and they are the least expensive renewable energy source.
生物燃料已经被使用了很长时间，并且它也是最便宜的可再生能源。
The principal metabolic pathway of RBC is glycolysis, and the main energy source in most species is glucose.
红细胞的主要代谢途径是糖酵解，而大多数物种的主要能量来源是葡萄糖。
Many states have abundant coal, whose technology is continuously making it into a cleaner energy source.
美国许多州有着丰富的煤，它们的技术在不断地把煤转化成更加清洁的能源。
All life on Earth needs water, carbon-based organic molecules, and an energy source, either solar or chemical.
地球上所有的生命都需要水、碳基有机分子和某种能量来源——不是太阳能就是化学能。
First, because sunlight is a diffuse energy source, they need to spread out over a large area as cheaply as possible.
首先，因为阳光是弥漫性能量来源，光电面板需要尽可能成本低廉的大面积铺开。
So, while high-altitude wind may ultimately prove to be a major energy source, it requires substantial infrastructure.
因此，尽管高空风能可能最终被证明是一个主要的能源来源，它仍然需要大量的基础设施。
Oil is the biggest single energy source and replacements for the energy-dense, easily transported fuel are hard to find.
石油是最大的单一能源和替代品，因为高能量且容易运输的燃料太难找寻。
Stretching across terrain already gridded by Andalusian farms, Andasol 1 and 2 rely on the same energy source as the crops.
辽阔的地形已经被安达卢西亚农场分成格子，安达索尔1和2像农作物一样依靠同样的能源。
And nuclear is hardly the only energy source that hasn't stood up in the free market once you factor in the external costs.
考虑到外部的成本因素，所以核电到目前为止是唯一还没能在自由市场上自主建设的能源。
Whatever its pros and cons as an energy source, one thing that's non-negotiable about nuclear power is the construction it necessitates.
无论赞成或是反对，核能作为一种能源，有一点是不可议付的，那就是它对人类世界的建设不可或缺。
Wind power has emerged as a viable renewable energy source in recent years - one that proponents say could lessen the threat of global warming.
风能是近几年呼声最高的可再生资源——其中一个原因在于，支持者们认为风能可以降低全球变暖的威胁。
Most were unaware that for the first dozen miles or so, the train's engines were plugged into the solar energy source fitted along the line.
大多数人没有发现，在列车行驶的前10几英里，车的发动机是插在安装在铁路线的太阳能源头上。
The report said that fossil fuels — especially from the major oil-exporting nations in the Mideast — will remain as the world's main energy source.
报告称，矿物燃料，特别是来自中东地区主要石油出口国家的矿物燃料，将继续成为世界的主要能源来源。
As long as you can find two chemicals or minerals that can transfer an electron between them, you've got an energy source, a microscopic battery of sorts.
只要两种化合物或矿物之间能交换电子，它们就是一个能量源，就像一个微小的电池。
Another use could be to provide cooling for giant concentrated solar power plants, which are gaining credibility as a future large-scale energy source.
这项技术的其他用途还有为大型集光型太阳能发电站提供冷却，这种未来大规模能源正越来越受到人们的青睐。
This offsets natural gas's most important advantage as an energy source: it burns cleaner than other fossil fuels and releases lower carbon dioxide emissions.
这点就抵消了天然气作为能源最重要的一个优点：与化石能源相比，燃烧更清洁，释放的二氧化碳更少。
This offsets natural gas's most important advantage as an energy source: it burns cleaner than other fossil fuels and releases lower carbon dioxide emissions.
这点就抵消了天然气作为能源最重要的一个优点：与化石能源相比，燃烧更清洁，释放的二氧化碳更少。
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