音標發(fā)音英式音標 [?plu?.t??]美式音標 [?plu?.t?o?]英式發(fā)音 美式發(fā)音 基本解釋冥王星（第九大行星，離太陽最遠，比海王星還遠）。同根派生 Pluto相關(guān)詞英英字典劍橋英英字典 a dwarf planet that is farther away from the sun than Neptune, and is the second largest dwarf planet in the solar systemPluto劍橋字典Pluto柯林斯字典