And yet, we know more about the surface of the Moon and about Mars than we do about this habitat, despite the fact that we have yet to extract a gram of food, a breath of oxygen or a drop of water from those bodies.
然而，我们对于月球和火星表面的了解 要比对这种栖息地的了解更多， 尽管我们从那些星球上 尚未获取过哪怕一克食物， 一口氧气或一滴水。