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始祖鸟的英文

音标:[ shǐzǔniǎo ]  发音:  
"始祖鸟"怎么读"始祖鸟"的汉语解释用"始祖鸟"造句

英文翻译手机手机版

  • archaeopteryx

例句与用法

  • This is the only picture extant of a stereognathus .
    这是仅存的一幅始祖鸟画像。
  • Paleontologists also debated whether archaeopteryx could fly .
    古生物学家还讨论了始祖鸟是否会飞的问题。
  • Specification for fossil arechaeopteryx and its restoration model
    始祖鸟化石及复原模型技术条件
  • To support his hypothesis he pointed out that several fossilsofthe oldest known bird , archaeopteryx , lack feathers
    为了证明这种观点,他指出,已知的最早的鸟类始祖鸟的一些化石也没有羽毛。
  • To support his hypothesis he pointed out that several fossils of the oldest known bird , archaeopteryx , lack feathers
    为了证明这种观点,他指出,已知的最早的鸟类始祖鸟的一些化石也没有羽毛。
  • When archaeopteryx , a feathered skeleton that was seemingly half dinosaur and half bird , turned up in 1862 ? three years after the publication of “ the origin of species ” ? the origin of birds became a subject of raging debate among palaeontologists
    1862年是《物种的起源》出版的前三年,当时一幅始祖鸟的有翼骨骼(看起来一半是恐龙,另一半是鸟)被发现,那时鸟的起源就成了古生物学家们激烈辩论的一个主题。
  • The feathers attached to the arms and the tail evidently possess the structures of " modern feathers " , which consisting of the central shafts ( rachis ) and parallel barbs . dromaeosaurids are unusual group of maniraptoran theropods . they share many similar or the same features with archaeopteryx or other primitive birds , such as : u - shaped furcula , uncinate process , laterally facing glenoid of shoulder girdle , comparatively long forelimb , large semilunate carple , retroverted pubis , ascending process of astragalus , and " modern feathers " with rachis and barbs etc . these facts indicate not only that dromaeosaurids had developed many bird - like characters in course of the advanced maniraptorans toward birds , but also that there seemed to be the co - evolutionary trend between the feathers and the skeletal bones
    奔龙类是一类较为特殊的手盗龙类( maniraptora ) ,它具有许多与始祖鸟archaeopteryx甚至其它早期鸟类相似或接近的特征,主要表现在:叉骨u形与始祖鸟和孔子鸟类的相同,背肋钩状突在孔子鸟类和个别反鸟类中也存在,肩臼窝绝大部分指向侧方类似于始祖鸟,肩胛骨与乌喙骨间的夹角非常接近90也和始祖鸟的相似,前肢从比例上讲显得较长,大的半月形腕骨使肘部能向侧方折过来,耻骨伸向后下方,距骨上升突与原始鸟类中的为同源结构,羽毛已有显著的分化且具备了现代羽毛的基本结构等等。
用"始祖鸟"造句  

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