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太阳是固体的、液体的还是气体的？太阳的10个冷知识，你都知道吗
太阳是距离地球最近的恒星。太阳每天东升西落，给我们送来光明和温暖。我们对太阳真的很熟悉吗？本期视频中盘点了关于太阳的10个冷知识，知道的人可不多啊，很有趣，来看一看你知道几个呢？
神奇的太阳系33/108
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