The only sources? Rare lunar meteorites, soil from Soviet probes, and the 842 pounds of rubble carted back by Apollo astronauts from 1969 to 1972.
仅有的资源包括稀少的月岩，苏联探测器传回的月球土壤和1969-1972年阿波罗宇航员带回的842磅重的的碎石。
Now, from the ground-breaking Apollo missions to the latest analysis of lunar meteorites, the National Geographic Channel reveals the chain of evidence which uncovered clues to the storms existence.
现在，从开创的阿波罗任务的最新分析月球陨石，国家地理频道揭示了链的证据线索破获风暴的存在。
The scientists had performed similar analyses on Earth rocks and on meteorites, so they decided to duplicate the research on the lunar samples.
科学家们已经在气球岩石和陨石上做过类似的分析，所以他们决定在月球的样品上重复这个实验。
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