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卡罗琳·波科带我们傲游土星
3,137,186 views |
Carolyn Porco |
TED2007
• March 2007
Read transcript
行星科学家卡罗琳·波尔科向我们展示了卡西尼号探测器传回的土星图像，探测器着重拍摄土星最大的卫星土卫六和冰冻土卫二。
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universe
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Planets
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solar system
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