Maybe along the way I can check the meteoroids.
没准我顺便还可以研究研究那流星群。
Remember the moon's lack of atmosphere means that even small meteoroids make craters.
记住月球上没有大气层，所以很小的陨石也能造成洞。
Meteoroids are small particles in space with size similar to grains of sand.
宇宙充塞著沙粒大小的流星体。
Meteoroids are small particles in space with size similar to grains of sand.
宇宙充塞著沙粒大小的流星体。
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