也许一颗大质量的未被观测到的天体应该对“赛德娜”那令人迷惑的轨道负责。它的引力影响让“赛德娜”固定在遥远星空中的那个位置上。
Perhaps a massive unseen object is responsible for Sedna's mystifying orbit, its gravitational influence keeping Sedna fixed in that far-distant portion of space.
也许一颗大质量的未被观测到的天体应该对“赛德娜”那令人迷惑的轨道负责。它的引力影响让“赛德娜”固定在遥远星空中的那个位置上。
Perhaps a massive unseen object is responsible for Sedna's mystifying orbit, its gravitational influence keeping Sedna fixed in that far-distant portion of space.
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