sedna的例句大全

Sadly for Sedna, though, it's way out there-about eight billion miles away.

然而遗憾的是，它离得很远，约有80亿英里远。

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No one could convincingly explain how the object, which Dr. Brown named Sedna, got there, and the hope was that the discovery of more Sedna-like worlds would provide enlightening clues.

布朗把它命名为赛德娜（Sedna）。没有人能够对这颗天体为何出现在那里作出令人信服的解释。科学家希望，将来发现更多的类似天体，从而提供能带来启发的线索。

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Well, what you said about Pluto is true, but you left out super-distant object is only found recently, such as Sedna.

关于冥王星你所说的是对的，但是你忽视了超远距离的物体是最近才发现的，比如塞德娜。

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And if so, why not Quaoar and Sedna, and several other worlds, which were smaller than Pluto, but not by much?

而且如果这样的话，为什么夸欧尔、塞德娜及其它星体不是呢？它们比冥王星小些，但没小那多。

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But Sedna may have a moon of its own, and if it were a lot closer, we might have called it a planet long ago.

但是塞德娜也许有其自己的卫星，而且如果它能离得更近，我们也许很久以前就称其为行星了。

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Sedna is already fascinating folks, though, because it is very reflective and reddish colored, confusing astronomers as to what it might be made of.

然而，塞德娜已经让很多人着迷了，因为它能反射太阳光呈微红色，使得天文学家们困惑它到底是由什么组成的。

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Sedna's been dubbed a "planetoid"-think of it as a mini-planet, three quarters as big as Pluto. It's smaller than our moon.

塞德娜被称为“小行星”，其体积大小为冥王星的四分之三，比月球小一点。

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astronomers examining hubble space telescope images of distant sedna say the planetoid is even more mysterious than they first thought.

仔细查看了哈勃太空望远镜发回的远行星Sedna的照片后，天文学家们说，这颗小行星比他们最初想象的更神秘。

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he also suggested that such an object might also explain the trans-neptunian object sedna's peculiar orbit.

他认为，这样的一颗天体也许还能够解释外海王星天体赛德娜的奇特轨道。

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Come back in half a billion years, Dr. Brown said, and Sedna will be back in the Kuiper belt, while other Kuiper belt objects will have been pushed into elliptical orbits.

巴蒂金表示，五亿年后赛德娜会回到柯伊伯带，而其他天体也会被推入椭圆形轨道中。

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But polar bears Sedna and Nanook have been forced inland by global warming.

这个讯息不但是电影《明日之后》的桥段,也在现实中被全球研究学者不断重申.

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Sedna is so distant, and tiny, that it was only discovered for the first time this year by astronomers at the California Institute of Technology in Pasadena.

由于塞德娜那么远又那么小，因此帕萨迪纳市加州理工学院的天文学家们于今年第一次发现它。

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