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：


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


  • The Beguiling History of Bees [Excerpt] - Scientific American
    The earliest bees, 130 million years ago, were almost certainly solitary species, and the majority of present-day bee species remain so Each female builds her own nest, usually in a small hole in
  • Wildlife in North America - Types of North American Animals . . .
    Below you can find a complete list of North American animals We currently track 1324 animals in North America and are adding more every day! Mexico, the United States, and Canada may be the largest and most prominent countries in North America, but this continent — the third largest in the world — is home to 23 sovereign states and 23 non-sovereign territories that stretch all the way
  • Climate change-driven range losses among bumblebee species . . .
    Climate change has shaped bee distributions over the past century Here, we conducted the first species-specific assessment of future climate change impacts on North American bumblebee
  • Plants for Pollinators: Violets | Xerces Society
    Violets are also host plants for the mining bee Andrena violae, a specialist pollinator common to the Eastern U S that only visits violets When growing in a lawn, violets are regarded as “weeds” – yet without them we wouldn’t have the numerous species of fritillary butterflies that depend upon them Photo: James Steakley Wikimedia
  • Challenges Facing Bees: Honey Bee Population Loss and More
    Between 2006 and 2011, more than 500,000 hectares of grassland was reclaimed from the shallow wetlands of the Great Plains prairie pothole region of North America, including North Dakota, with an
  • Honey Bee Exposure to Pesticides: A Four-Year Nationwide . . .
    With the introduction, nearly three decades ago, of the parasitic Varroa mite (Varroa destructor) into North America, concerns about pesticide residues in wax, honey, bees, pollen, bee bread, and other honey bee-related matrices expanded to include residues resulting from direct application of pesticides within colonies [14,15,16,17,18,19,20,21
  • A review of soil tillage impacts on ground-nesting wild bees . . .
    However, suitable model species outside its native range for such experiments have not yet been established, but other ground-nesting bee species (e g , various halictine bees; Plateaux-Quénu, 2008) have successfully nested under laboratory conditions (see Table S1 in Leonard and Harmon-Threatt, 2019 for a list of ground-nesting species that





中文字典-英文字典  2005-2009