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单词 sedna
释义
Sedna
nnoun.objecta planetoid of rock and ice about three-quarters the size of Pluto discovered in 2003; the most distant object known to orbit around the sun
Instance Hypernyms:minor planet planetoid
Inherited Hypernyms:sednaminor planetcelestial bodynatural objectwholeobjectphysical entityentity
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更新时间:2024/11/10 12:14:08