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单词 plutino
释义
plu·ti·no (pl-tēnō)
n. pl. plu·ti·nos
A trans-Neptunian Kuiper belt object that orbits the Sun in the same time period as Pluto, making exactly two orbits for every three orbits of Neptune.

[PLUT(O) + -ino, diminutive suff. (as in NEUTRINO).]
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更新时间:2024/11/10 16:11:26