Plutonianadj.
plʊ'tonɪən
中文adj. 冥王星的；冥界的；深成岩的
词根词源
Plutonian (adj.)1660s, "pertaining to the god Pluto," from Latin Plutonius, from Greek Ploutonius, from Plouton "pertaining to Pluto" (see Pluto). Geological sense is from 1828 (see plutonic). Planetary sense by 1952.
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