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单词 kuiper belt object
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Kuiper belt object
Kuiper belt object n. an object orbiting the sun in the Kuiper belt; (also) one believed to have originated in the belt, even though its present orbit is outside it; abbreviated KBO; cf. Plutino n.
ΚΠ
1992 Newsday (N.Y.) 15 Sept. 17/3 We have the first detection of a Kuiper belt object.
1996 Sci. Amer. May 37/1 Each of the Kuiper belt objects is millions of times fainter than can be seen with the naked eye.
2006 New Yorker 24 July 50/1 The case for ten planets accepts Pluto and considers the largest Kuiper Belt object..as the tenth planet, since it is larger than Pluto.
extracted from Kuiper beltn.
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