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Well, we've all been hearing about ongoing1 Mars exploration, and how water probably used to be abundant there.
我们总会听闻一些火星探测以及火星曾含有大量水资源的报道。
And a water spewing volcano was recently discovered on a small moon orbiting Saturn2.
最近,科学家在环绕土星转动的小卫星上发现了一座喷水火山。
Water is one sign that life may exist or have existed at some point.
水是生命可能存在或曾经存在过的迹象。
Astronomers3 have discovered sugar molecules4 floating in gas surrounding a young star about 400 million light years away.
天文学家发现,一颗约4亿光年外的恒星周围的气体中漂浮着糖分子。
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1 ongoing | |
adj.进行中的,前进的 | |
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2 Saturn | |
n.农神,土星 | |
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3 astronomers | |
n.天文学者,天文学家( astronomer的名词复数 ) | |
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4 molecules | |
分子( molecule的名词复数 ) | |
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