galactic nucleus 中文意思是什麼
galactic nucleus
解釋
星系核-
The star to be moving rapidly, perhaps in an orbit around the densely concentrated stars of the galactic nucleus.
這顆星看來正在以高速運動著,其運動軌道大概就圍繞著由高度密集的恆星所構成的銀河系核心。
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