It will analyse soil and rock samples, looking for organic materials and asking whether Mars ever was, or is currently, capable of supporting microbial life.

这台火星车将进行土壤和岩石样本的分析，寻找有机物质，并探索火星上是否曾生存过微生物，现在是否还能够支持这种生命形式。

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These microscopic impurities, derived from rock and from organic material in creatures that once lived on an ancient ocean floor, have undergone an amazing journey.

这些来源于岩石和曾经生活在远古海洋板块的的生物中的有机物的微观杂质，已经经历了一个令人惊异的旅程。

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Whole rock analysis and kerogen analysis are two analytical methods of studying hydrocarbon source rock in organic petrology.

全岩分析与干酪根分析是有机岩石学研究烃源岩的两种分析方法。

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Most asteroids are made of rock, while comets can be a mixture of rock, organic molecules and frozen gases.

BBC: Asteroid impact centre site selected