只有继续研究我们才可能了解在epsilon eri星系中有多少颗行星，以及其中是否有值得太空生物学注意的对象。
Only further research will tell how many planets actually reside in the epsilon Eri system, and whether any are of astrobiological interest.
当生物学图书馆是以往设想无数年代时候，确定它的行星管理者就会保持钥匙来开启存储在这个生命图书馆里的数据。
When the biological library was conceived of eons and eons ago, it was decided that the stewards of the planet would hold the key to unlocking the data that was stored in this Living library.
他的科学专长在于比较行星地质学，特别是有关板块运动、陨石碰撞和天文生物学。
His main scientific interest is Comparative Planetary Geology, and in particular Tectonics, Impact Cratering and Astrobiology.
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