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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