标签：Atmosphere 相关文章
2014 Year of Space Technology Benchmarks, Setbacks 2014年,太空标准检查技术遭遇挫折 WASHINGTON Space technology this year reached some important goals, culminating with the spectacular landing of a space probe on a comet, millions of kilo
VOA标准英语2014年(十二月)
Is There Life on Mars? For most of the 20th century, there has been life on Mars. Or, at least in the minds of the Earthlings, who inhabit its closest planetary neighbor. When at the end of the 19th century, the American astronomer Percival Lowell th
英语流行话题阅读：语境识词4500
Why The Sky Is Not Blue Look at various parts of the sky on a clear day and you will see that it is not a uniform blue. Even if the sky is deep blue when you look straight up, near the horizon it is lighter. This is partly due to pollution, but even
英语听力文摘 English Digest
By David Gollust State Department 21 April 2006 The Bush administration said Friday it sees a changed atmosphere with regard to possible international action against Iran, following Tehran's claims in
2006年VOA标准英语（四月）
Study: Warmer World Will Produce Fewer Clou 气候变暖导致云层变少 With rising global carbon emissions, the planet will heat up and cloud cover will dissipate, according to a new study. The concentration of heat-trapping carbon dioxide in the
VOA标准英语2014年(一月)
You never guess the dangers on the ground from orbit, except maybe for this, massive, double-barreled storms hovering above the poles. Of this, what we called dipole features trailing around, we don't know what, really what they are, but the whole fe
自然百科2012年