英日字典: pterosaur
The pterosaur has 1 Senses.
- pterosaur, flying reptile
- 翼竜
- an extinct reptile of the Jurassic and Cretaceous having a bird-like beak and membranous wings supported by the very long fourth digit of each forelimb
- 絶滅したジュラ紀と白亜紀の爬虫類で、鳥のようなくちばしと、各前肢の非常に長い第4の指により支えられる膜翼があるもの
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