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:


  • Fabulous Frogs | The Worlds Most Endangered Frogs | Nature - PBS
    Nearly one-third of the world’s amphibians are threatened or extinct, according to a report from the International Union for the Conservation of Nature (IUCN) Habitat loss is perhaps the
  • ENWC 201 Midterm Canvas Quizzes Flashcards | Quizlet
    Study with Quizlet and memorize flashcards containing terms like based on the definitions given in class: the term "wildlife" can include all living things, whether domesticated or non-domesticated a true b false, ecology is the scientific study of the distributions, abundance and relations of organisms and their interactions with the environment choose ALL of the correct root terms used by
  • Amphibians of Australia - Wikipedia
    Microhylidae and Ranidae make up a small amount of the Australian frog fauna, with less than 20 species in Microhylidae and one species of Ranidae The majority of the species within these families are found throughout the world, with Australia making up a small portion of their diversity
  • 12. 4: Amphibian Evolution and Ecology - K12 LibreTexts
    Evolution of Amphibians Fossil evidence shows that amphibians evolved about 365 million years ago from a lobe-finned lungfish ancestor As the earliest land vertebrates, they were highly successful Some of them were much larger than today’s amphibians For more than 100 million years, amphibians remained the dominant land vertebrates
  • Wait, Have We Really Wiped Out 60 Percent of Animals?
    For similar reasons, it’s also not right that we have “killed more than half the world’s wildlife populations” or that we can be blamed for “wiping out 60 percent of animal species” or
  • Ecology - Wikipedia
    A keystone species is a species that is connected to a disproportionately large number of other species in the food-web Keystone species have lower levels of biomass in the trophic pyramid relative to the importance of their role





中文字典-英文字典  2005-2009