US concerns about oil availability renewed interest in alternative energy sources.

美国对石油供应的担忧重新激发了人们对新能源的兴趣。

Could you suggest some alternative energy sources that can be developed more?

你能推荐一些能被更多开发的替代能源吗？

Tuan Dolman from Turkey tried to gather the energy produced from tree branches movement to help farmers have an alternative energy source in the field.

来自土耳其的Tuan Dolman试图收集树枝运动产生的能量，帮助农民在田地里找到替代能源。

Conversation Two W: What does the term “alternative energy source” mean?

对话二 W：“ 替代能源” 一词是什么意思？

One setting offers protection from this radiation and an alternative energy source: the hydrothermal vents that wind across the ocean floor, covered by kilometers of seawater and bathed in complete darkness.

一种环境可以防止这种辐射，并提供替代能源：横跨海底的热液喷口，那里被数公里的海水覆盖，沐浴在完全的黑暗中。

As an alternative energy source, solar power shows some promise and that it's renewable, it's sustainable, it can reduce electricity cost.

作为替代能源，太阳能显示出一定的前景， 它是可再生的、可持续的， 可以降低电力成本。

The skyrocketing prices led to a drop in demand for oil. Countries looked to alternative energy sources such as natural gas, nuclear energy and coal, says the Gale Encyclopedia of U.S. Economic History.

盖尔美国经济史百科全书称，油价的飙升使得对石油的需求下降，各国开始寻找天然气、核能和煤等替代能源。

So are you expecting more countries to move toward alternative energy sources, you know, instead of fossil fuels as a result of this, too?

那么，您是否期望更多的国家也因此转向替代能源而不是化石燃料？

Mr. Potash spoke earlier this month at the U.S.-Vietnam Clean Energy Conference in Ho Chi Minh City. Most people at the conference pushed for Vietnam to develop alternative energy sources, like solar and wind power.

Potash 先生本月早些时候在胡志明市举行的美越清洁能源会议上发表了讲话。会议上的大多数人都推动越南开发替代能源，如太阳能和风能。

Now, there is still, you know, a conservative viewpoint that says, well, look, if these alternative energy sources are getting so cheap and make so much economic sense, do we really need subsidies to encourage them?

现在，仍然有一种保守的观点认为，好吧，看看，如果这些替代能源变得如此便宜并且具有如此大的经济意义，我们真的需要补贴来鼓励它们吗？