英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Pterosaur - Wikipedia
    Pterosaurs are the earliest vertebrates known to have evolved powered flight Their wings were formed by a membrane of skin, muscle, and other tissues stretching from the ankles to a dramatically lengthened fourth finger [10] There were two major types of pterosaurs
  • Pterosaur | Flying Reptile, Fossil Order | Britannica
    Pterosaur, any of the flying reptiles that flourished during all periods (Triassic, Jurassic, and Cretaceous) of the Mesozoic Era (252 2 million to 66 million years ago) Although pterosaurs are not dinosaurs, both are archosaurs, or “ruling reptiles,” a group to which birds and crocodiles also
  • Pterosaur Facts – Amazing Flying Reptiles That Lived With Dinosaurs
    What Is A Pterosaur? A pterosaur is an extinct, winged, flying reptile that lived alongside the dinosaurs during the Mesozoic Era Pterosaurs appeared around 220 MYA (million years ago), in the Late Triassic, and went extinct during the Cretaceous-Paleogene Extinction Event, which occurred 66 MYA
  • Pterosaur Facts, Habitat, Size, Diet, Fossil, and Pictures
    Pterosaur belongs to an extinct group of flying reptiles that lived about 228 to 66 million years ago Even though many refer them as “flying dinosaurs,” it is a misconception because unlike dinosaurs, pterosaurs were not the descendants of the groups Ornithischia and Saurischia
  • What is a Pterosaur? Dinosaur Cousins Took Flight | AMNH
    Pterosaurs were an extremely successful group of reptiles They flourished all through the age of dinosaurs, a period of more than 150 million years Over time, the earliest pterosaurs—relatively small flying reptiles with sturdy bodies and long tails—evolved into a broad variety of species
  • Pterosaurs: The truth about these ‘flying dinosaurs’
    Pterosaurs are very recognisable prehistoric reptiles, but they’re often overshadowed by dinosaurs’ immense popularity During the Mesozoic Era, while dinosaurs ruled the land and giant marine reptiles dominated the oceans, the skies were filled with another kind of reptile – the pterosaurs
  • Pterosaurs Article, Pterosaurs Information, Facts -- National . . .
    Read a National Geographic magazine article about pterosaurs, the largest animals that ever flew, and get information, facts, and more about these prehistoric flying reptiles Three flying reptiles
  • Pterosaurs Were Monsters of the Mesozoic Skies
    Pterosaurs were the first vertebrate creatures to evolve powered flight and conquer the air—long before birds took wing They prevailed for more than 160 million years before
  • Pterosaur - New World Encyclopedia
    Pterosaurs were the earliest vertebrates known to be capable of flight Their wings were formed by a sophisticated membrane of skin stretching from the thorax to a dramatically lengthened fourth finger
  • Pterosaur - Simple English Wikipedia, the free encyclopedia
    Pterosaurs are the earliest vertebrates known to have evolved powered flight Their wings were made from a flap of skin between their bodies and a big fourth finger (sometimes called the "wing finger") The pterosaurs evolved into two groups





中文字典-英文字典  2005-2009