在每两个小行星中间再放置一个小星星,将这些小行星合并为一个图层。
Fill the gaps with more stars and merge together to create another star layer.
在那段时期的中间,也就是三叠纪时期,一颗小行星撞击了地球。
About halfway through that period, known as the Triassic, an asteroid struck Earth.
把两篇文章放在一起来研究,我们现在知道了,如果液态水确实存在于这颗小行星的冰盖下的话,那么解释这个羽流的问题需要采取一个中间的步骤。
Taking both papers together, we now know that an intermediate step is necessary to explain the plume, if liquid water is indeed present under the tiny planet's icy glaze.
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