标签:地球观测卫星 相关文章
Seeking Our Outer Space Home One hundred years ago, walking on the moon was only a dream -- it is almost impossible to imagine what might happen in the next 1)millennium. We know that one day we will
[00:01.60]即席创作 有些写得很真 Improvisation, some of it very sincere, [00:04.20]填补了空白 Fills the gaps. [00:05.33]那时候伪造 It would have been easy [00:06.70]一段历史很容易 To falsify a past back then- [00:09.63]寥寥数
[00:04.20]没有从东方来的智者膜拜马槽 No wise men came from the east to worship at a manger. [00:07.83]我倒是做过点治疗 I did do a little healing [00:09.96]用我所学的东方医术 With some eastern medicine Id learned. [00:14.
[00:00.70]Who? [00:01.96]His wife. [00:05.83]She had, uh, pancreatic cancer. [00:09.43]威尔! Will! [00:12.13]我不知道玛丽的事 I didnt know about mary. [00:13.86]对不起 我没预料到这对你的打击 Im sorry. I can see how this might
Now, try to imagine 1,000 million years! 现在试着想象10亿年(有多长)! At that time there were no large animals, just creatures like snails and worms. 当时还没有巨型动物,只有蜗牛和虫这样的生物。 And before then t
The Moon We find that the moon is about 239,000 miles (384,551 km) away from the earth, and, to within a few thousand miles, its distance always remains the same. Yet a very little observation shows that the moon is not standing till. Its distance fr
AS IT IS 2016-08-31 Have We Entered a New Geological Period? 我们已经进入一个新的地质年代了吗? This is Whats Trending Today 现在是《正在发生》节目。 For almost 12,000 years, Planet Earth has been in what is called the Ho
Lesson 35 Space odyssey 太空探索 First listen and then answer the following question. 听录音,然后回答以下问题。 When will it be possible for us to think seriously about colonising Mars? The Moon is likely to become the industrial hub
Rock 岩石 If you look around you, you can find some rocks very easily. 如果你环顾四周的话,你轻而易举就能发现一些岩石。 Rocks are minerals and they are all from the Earth. 岩石是矿物质,全都来自于地球。 What c
Worlds within Worlds First of all let us consider the earth (that is to say, the world) as a planet revolving round the sun. The earth is one of mine planets which move in orbit round the sun. These n
And before that? Before that, not even the sun, our good old sun, was there. 那么在那以前呢?在那以前,甚至太阳,我们可爱又古老的太阳也不存在。 Only weird and amazing giant stars and smaller heavenly bodies, whirling
On June 8th, much of the world observes United Nations World Oceans Day. The idea is to remind people how important the world's oceans are to all life on Earth, to celebrate their beauty, and to bring attention to the impact human activity has on the
In so doing, I reached a frontier of biology so strange, so rich, 通过这样的方式,我来到一个非常古怪却又非常丰富的生物学领域, that it seemed as though it exists on another planet. 简直就像降临到别的星球一样。
让我们登上格雷汉姆霍克斯那优雅的、长着翅膀的潜水艇,随他一起到海洋行星(也就是地球)的深处去。对我们这些旱鸭子来说,立体游览这个蓝色深海世界的机会是极其罕有的。
我们每天都不假思索地免费使用地球上的资源。如果我们必须为此支付一定款项,我们是不是会更珍惜这些资源并减少浪费呢?作为一个大自然的银行家,Pavan Sukhdev为地球上的资源估了价。启
Though a lawyer by profession, Hadley had a keen interest in the weather (he was, after all, English) and also suggested a link between his cells, the Earth's spin, and the apparent deflections of air that give us our trade winds. However, it was an
We may be going through a reversal now. 我们现在也许正经历一次逆转。 The Earth's magnetic field has diminished by perhaps as much as 6 percent in the last century alone. 仅仅在过去的一个世纪里,地球的磁场就减弱了大约
本期内容: A multinational team of astronomers working at the European Southern Observatory in Chile discovered an Earth-sized planet in orbit around a star four light-years away. Proxima Centauri b is a bit bigger than Earth and orbits within i
A: Oh honey, this is so romantic! I have never seen so many stars before! Its beautiful! B: See that constellation there? Thats Orion! And the very bright star? Well, its not a star since it doesnt blink. Thats actually Venus. A: Whats that big flash
Science and technology. 科技。 Mining asteroids. 小行星采矿。 Going platinum. 小行星采矿淘铂去。 Mining metals from asteroids seems a bonkers idea. But could it work? 小行星采矿这想法听似疯狂,但行得通吗? CAN rea