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单词 sinornis
释义
Sinornis
nnoun.animalsparrow-sized fossil bird of the Jurassic period to the Cretaceous period having a keeled breastbone and vestigial tail; found in China; considered possibly the second most primitive of all birds
Member Holonyms:genus Sinornis
Hypernyms:bird
Inherited Hypernyms:sinornisbirdvertebratechordateanimalorganismliving thingwholeobjectphysical entityentity
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更新时间:2024/12/24 8:33:14