龍骨狀的 的英文怎麼說
中文拼音 [lónggǔzhuàngde]
龍骨狀的
英文
carinate- 龍 : Ⅰ名詞1 [動物學] （古代傳說中的神異動物） dragon2 （古代巨大的爬行動物） a huge extinct reptile:恐...
- 骨 : 骨名詞1 （骨頭） bone2 （物體內部的支架） framework; skeleton 3 （品質; 氣概） character; spirit ...
- 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
- 的 : 4次方是 The fourth power of 2 is direction
- 龍骨 : 1 （鳥類的胸骨） a bird s sternum2 [中藥] fossil fragments3 （船隻、飛機、建築物等的支撐和承重結...
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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
奔龍類是一類較為特殊的手盜龍類（ maniraptora ） ，它具有許多與始祖鳥archaeopteryx甚至其它早期鳥類相似或接近的特徵，主要表現在：叉骨u形與始祖鳥和孔子鳥類的相同，背肋鉤狀突在孔子鳥類和個別反鳥類中也存在，肩臼窩絕大部分指向側方類似於始祖鳥，肩胛骨與烏喙骨間的夾角非常接近90也和始祖鳥的相似，前肢從比例上講顯得較長，大的半月形腕骨使肘部能向側方折過來，恥骨伸向後下方，距骨上升突與原始鳥類中的為同源結構，羽毛已有顯著的分化且具備了現代羽毛的基本結構等等。The fossils here are not only abundant, but kept very intact, especially are well - known for a lot of biological software organize characteristic
如，在恐龍、鳥類、翼龍和哺乳動物的化石中發現了羽毛、毛狀物和毛發，許多生物化石都有軟組織結構如皮膚印痕、軟骨結構、角質喙等。
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