最新发现！月球两极附近分布水冰 或为人类访客提供水源
<p>自从阿波罗登月后，在月球建立基地一直是人类的梦想。然而要想在月球居住，人们首先得解决饮水的问题。科学家最近终于在月球两极附近发现了水冰的直接证据，有朝一日这些水冰或可为人类提供水源。</p><p><span word="Astronomers">Astronomers</span> <span word="have">have</span> <span word="found">found</span> <span word="patches">patches</span> <span word="of">of</span> <span word="frost">frost</span> <span word="scattered">scattered</span> <span word="around">around</span> <span word="the">the</span> <span word="moon">moon</span>’<span word="s">s</span> <span word="north">north</span> <span word="and">and</span> <span word="south">south</span> <span word="poles">poles</span> <span word="which">which</span> <span word="could">could</span> <span word="one">one</span> <span word="day">day</span> <span word="provide">provide</span> <span word="a">a</span> <span word="source">source</span> <span word="of">of</span> <span word="water">water</span> <span word="for">for</span> <span word="human">human</span> <span word="visitors">visitors</span>.</p><p>天文学家发现，一片片冰霜区零星分布在月球的北极和南极周边。将来，它们可以为人类访客提供水源。</p>
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