16 小时
Space.com on MSNPlush polar bear with penguin art floats as Fram2 zero-g indicator in polar orbitAlthough it was only briefly seen during the live webcast of its launch, the Fram2 mission's zero-gravity indicator was ...
6 天
The Mirror US on MSNWhy Pete Alonso is called the Polar Bear after Mets star re-signs with teamNew York Mets star first baseman Pete Alonso earned his "Polar Bear" nickname during his rookie year before he proceeded to ...
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