Scientists would like to know if Phobos is a captured asteroid or formed in orbit, and whether it had, or has, water.
科学家们想知道火卫一是被火星捕获的小行星还是在轨道上形成的星体，还想了解火卫一上是否有水或曾经有过水。
There are plenty of other Rails clones out there in varying stages of maturity, including JRuby on Rails, Grails, Phobos, TrimPath, and probably half a dozen others.
现在已经有了很多处于不同成熟期的Rails克隆产品，它们包括：JRubyon Rails，Grails，Phobos，TrimPath还有半打左右的其它产品。
Two of these experiments, BRAHMS and PHOBOS, are relatively small and concentrate on observing specific characteristics of the debris.
其中的两个实验，BRAHMS与PHOBOS，规模相对较小，它们集中在观测碎块的某些特定表征。
The Russian Phobos-Grunt robotic spacecraft is scheduled to launch toward Phobos later this year and return surface samples in 2014.
“火卫一步兵”探测器预计在今年晚些时候登陆火卫一，并于2014年取回地表样本。
The Russian Phobos-Grunt robotic spacecraft is scheduled to launch toward Phobos later this year and return surface samples in 2014.
“火卫一步兵”探测器预计在今年晚些时候登陆火卫一，并于2014年取回地表样本。
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