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来源:雅诚德英语网
Andromeda sports a "double nucleus" - two bright spots at its heart - thought to be a sign of an oval disc of stars and gas.
仙女星座戏弄着双核心——在星座的中心有着两个明亮的区域——认为这是恒星和气体卵形盘的迹象。
Andromeda sports a "double nucleus" - two bright spots at its heart - thought to be a sign of an oval disc of stars and gas.
仙女星座戏弄着双核心——在星座的中心有着两个明亮的区域——认为这是恒星和气体卵形盘的迹象。