plu·toid 
(pltoid′)
(pltoid′)n.
A dwarf planet that orbits the sun at a greater distance on average than Neptune.
[PLUTO + -OID.]
| 单词 | plutoid |
| 释义 | plu·toid (pltoid′)n. A dwarf planet that orbits the sun at a greater distance on average than Neptune. [PLUTO + -OID.] |
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