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：

trilobite    
n. 三叶虫

三叶虫

trilobite
n 1: an extinct arthropod that was abundant in Paleozoic times;
had an exoskeleton divided into three parts


请选择你想看的字典辞典：
单词字典翻译
trilobite查看　trilobite　在百度字典中的解释百度英翻中〔查看〕
trilobite查看　trilobite　在Google字典中的解释Google英翻中〔查看〕
trilobite查看　trilobite　在Yahoo字典中的解释Yahoo英翻中〔查看〕

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:


  • Trilobite - Wikipedia
    One of the earliest groups of arthropods to appear in the fossil record, trilobites were among the most successful of all early animals, existing in oceans for almost 270 million years, with over 22,000 species having been described
  • Trilobite | Cambrian period, Extinction, Arthropod, Facts | Britannica
    trilobite, any member of a group of extinct fossil arthropods easily recognized by their distinctive three-lobed, three-segmented form Trilobites, exclusively marine animals, first appeared at 521 million years ago near the beginning of the Cambrian Period (538 8 million to 485 4 million years ago), when they dominated the seas
  • Trilobite
    Trilobite fossils are important for understanding Earth’s ancient history They serve as index fossils, helping geologists date and correlate rock layers Trilobites also provide insights into past ecosystems, climate, and the evolution of life
  • Introduction to Trilobites | AMNH - American Museum of Natural History
    Trilobites stand among the most successful creatures in the history of our planet Indeed, their success has had an enormous scientific impact, providing evidence for the theories of Continental Drift and Plate Tectonics
  • Trilobite Facts: Amazing Animals That Existed Before The Dinosaurs
    Trilobites are extinct marine arthropods that are known from fossils found all over the world The name ‘trilobite’ refers to the three lobes, or ridges, that run along the length of a trilobite’s body Trilobites first appeared in the fossil record in the early Cambrian period, around 521 mya
  • Trilobite - Description, Habitat, Image, Diet, and Interesting Facts
    Everything you should know about the Trilobite Trilobite is an extinct arthropod which disappeared from Earth's oceans about 252 million years ago
  • Trilobites - British Geological Survey
    Trilobites rank among the most important early animals Our knowledge of them has been gained from the study of their fossils, usually the impressions left of their shells after burial in sediment that subsequently hardened into rock
  • How trilobites conquered prehistoric oceans - Natural History Museum
    What is a trilobite? Trilobites were marine animals and part of a group known as arthropods Arthropoda is the largest phylum of invertebrate animals and includes several groups you may recognise such as insects , spiders and crustaceans
  • Trilobite - Simple English Wikipedia, the free encyclopedia
    Trilobites ("three lobes") are extinct arthropods They were the first animals known to have eyes, although some were secondarily blind They were very numerous during the early Palaeozoic era Their distribution was worldwide, but only in salt water environments They disappeared in the Permian–Triassic extinction event
  • A Guide to the Orders of Trilobites
    Trilobites are the most diverse group of extinct animals preserved in the fossil record Ten orders of trilobites are recognized, into which 20,000+ species are placed Learn more about trilobite morphology, anatomy, ecology, behavior, reproduction, and development, and how they relate to trilobite origins, evolution, and classification





中文字典-英文字典  2005-2009