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
winsomely查看　winsomely　在百度字典中的解释百度英翻中〔查看〕
winsomely查看　winsomely　在Google字典中的解释Google英翻中〔查看〕
winsomely查看　winsomely　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:


  • Why Is the Sky Blue? | NASA Space Place – NASA Science for Kids
    Why Is the Sky Blue? The Short Answer: Sunlight reaches Earth's atmosphere and is scattered in all directions by all the gases and particles in the air Blue light is scattered more than the other colors because it travels as shorter, smaller waves This is why we see a blue sky most of the time
  • Troposphere | NASA Space Place – NASA Science for Kids
    When you feel the wind on your face, see clouds in the sky, and watch a bird flap its wings in flight, you’re experiencing the troposphere It’s a pretty nice layer to call home
  • Air | NASA Space Place – NASA Science for Kids
    Why Is the Sky Blue? Learn the answer and impress your friends! explore PDFs of Space Place activities Print-ready, downloadable PDFs of fun hands-on activities do The Mars Rovers: Perseverance This future mission will try to find out if life ever existed on the Red Planet! explore The Greenhouse Effect How can one gas in the air be both good
  • What Is an Aurora? | NASA Space Place – NASA Science for Kids
    Oxygen gives off green and red light Nitrogen glows blue and purple These green bands of light in the winter sky above Alaska are an aurora borealis This is the name for an aurora in the Northern Hemisphere Credit: Sarah Histand Do other planets get auroras? They sure do! Auroras are not just something that happen on Earth
  • Supermoon, Blood Moon, Blue Moon and Harvest Moon - NASA Space Place
    The air molecules from Earth's atmosphere scatter out most of the blue light The remaining light reflects onto the Moon's surface with a red glow, making the Moon appear red in the night sky The name "blood moon" is also sometimes used for a Moon that appears reddish because of dust, smoke or haze in the sky
  • How Does GPS Work? | NASA Space Place – NASA Science for Kids
    And I know where you are in the sky right now, too! Let me listen to your signal to figure out how far away I am from each of you… Oh! I must be right here! There’s no other place that is the right distance away from each of you! OK, let me check the internet to see what pizza places are near me…” And all that happens in an instant
  • Explore the Electromagnetic Spectrum - NASA Space Place
    The Visible Light Magic Window sees the same part of the spectrum as our eyes see Visible waves are a little shorter than the size of a bacterium This is planet Jupiter If you looked through a very good telescope you would see Jupiter like this The Hubble Space Telescope in Earth orbit sees very far and very faint objects in the visible part of the spectrum, as well as the ultraviolet By
  • Why | NASA Space Place – NASA Science for Kids
    Why Are Planets Round? And how round are they? explore Why Is the Sky Blue? Learn the answer and impress your friends! explore Why Does the Moon Have Craters? It's not because the Moon gets hit by meteors more often explore Why does Saturn have rings? And what are they made of? explore Why is sixteen so sweet? What kind of math would creatures with 16 fingers invent? explore Why did it take
  • Earth | NASA Space Place – NASA Science for Kids
    Answer your questions: What is the atmosphere? How much water is on Earth? Why is the sky blue? How far away is the Moon? Games Crafts
  • Parents And Educators | NASA Space Place – NASA Science for Kids
    Astronomy Clubs: Partner With NASA Learn about how your club can join NASA's Night Sky Network! Write your own zany adventure story! Write your own zany adventure story! play Printable Space Valentines Share these with your friends and family! do NASA Pumpkin Stencils Paint pumpkins with space and Earth science designs do Amazing Space





中文字典-英文字典  2005-2009