我们记录辐射收支的一种方法是观察地球上不同表面的反照率。
One way we keep track of the radiation budget is by looking at the albedo of the different surfaces on the planet.
仔细观察地球仪也许能帮助我们了解这个神奇大陆的重要性。
A look at a globe is perhaps the best way to appreciate the significance of this peculiar continent.
这幅来自NASA绕地卫星的地球肖像画，是观察地球图片中的佼佼者。
This iconic image leads the legacy of NASA's Terra satellite, a flagship of the agency's Earth-observing fleet.
不幸的是，在那之前我们无法行动，但是我们会一直在幕后观察地球发生的事情。
Unfortunately we cannot move before that time, but will always be keeping an eye on what is happening on Earth.
用月亮来观察地球重新建立了外星行星凌日的基本几何学原理，同时平衡了穿过整个大气层的影响。
Using the Moon to view Earth recreates the basic geometry of exoplanet searches, as well as averaging the effect across the entire atmosphere.
最好的建议是，观察地球的变化而不是去注意usgs报告来确定何时新马德里会发生调整。
Best advice, watch the Earth changes and do not watch the USGS reports to determine when the New Madrid had finally adjusted.
在赞扬航天飞机带来的成就和观察地球的独特视角时，我们提供了一个新的照片功能：每次飞行，都是地球的使命。
In tribute to those achievements and to the unique view of Earth that the shuttle has provided, we offer a new photo feature: Every Flight is a Mission to Planet Earth.
解说：十六世纪葡萄牙航海家斐迪南德麦哲伦和他的全体船员们第一次环游世界时有大把的时间观察地球的南天空。
Explanation: The 16th century Portuguese navigator Ferdinand Magellan and his crew had plenty of time to study the southern sky during the first circumnavigation of planet Earth.
“宁静”号节点舱的观察台首先是设计给宇航员，用来观察空间站自身外表状态的，但也提供了一个令人惊叹的观察地球和太空的无障碍视野。
But while the view out of Tranquility was primarily designed to give astronauts a way to see the outside of the station itself, it also provides a stunning panoramic view of Earth and space.
为了解开这个矛盾，科学家们研究了格陵兰岛伊苏瓦(isua)地区的古老岩石，去观察地球是怎样随着时间而变化的，以及在什么时候贵重金属进入地球。
To help resolve this discrepancy, scientists investigated ancient rocks from Isua, Greenland, to see how the planet changed over time and when precious metals entered the picture.
如果我们在一月份观察一颗恒星——那时地球在其轨道上的一个点——它的位置似乎会与六个月后它出现的位置不同。
If we look at a star in January—when Earth is at one point in its orbit—it will seem to be in a different position from where it appears six months later.
金星自转一周需要243个地球日，因此来自太阳的热量以更悠闲、更容易观察到的速度被吸收和分配。
The planet Venus takes 243 earth-days to turn once on its axis, so incoming heat from the sun is added and distributed at a more leisurely, observable pace.
在哥白尼的模型中，在地球上观察到得星体就像是一个点。
In the Copernican model, the stars appear as pinpricks to observers on Earth.
他精彩的相片，惊人而美丽，以捕获的视角观察了这个被人类改变的地球。
His riveting photographs, as beautiful as they are horrifying, capture views of the Earth altered by mankind.
然而天文学家们首次观察就能分析出这颗地球般大小的行星的大气成分。
This is the first time, however, that astronomers have been able to analyze the atmosphere of an Earth-size planet.
在空间研究方面，南极是地球上最适宜的进行观察的地方。
As to space research, there is no place on earth better suited than the South Pole for certain kinds of observation.
同时，全球的环境监测器随时对地球进行观察，就仿佛把地球置于一个显微镜下面。
Meanwhile, a worldwide network of environmental sensors monitors the planet in real time. And research satellites observe it from above, as if the earth were under a microscope.
例如，一些生活上的例子，比如你可以观察，在地球表面某些特定点的温度。
For example, so examples coming from real life, so for example, you can look at the temperature at the certain point on the surface of the earth.
众所周知的立方体卫星，或者“CubSats”，是帮助研究者指挥进行简单的太空观察和对地球的大气层进行测量的设备。
Known as cube satellites, or "CubeSats," the devices help researchers conduct simple space observations and measure characteristics of Earth's atmosphere.
在这个视频中，HowStuffWorks会来仔细观察MSN虚拟地球来看看这个竞赛。
In this video, HowStuffWorks will take a look inside MSN Virtual Earth to check out the competition.
（NASA的）地球观察记录着世界的变化，同样揭示着迪拜城市化的进程。
The Earth Observatory’s World of Change feature also tracks urbanization in Dubai.
这些奇观只有在宇宙中才能观察到，因为地球大气层中的臭氧和水会吸收这些波长。
These wonders can be observed only from space, because ozone and water in the Earth’s atmosphere absorb light at those wavelengths.
让我们假装回到从前，观察火星和金星上的生活——在地球未彼发现或他们未来到地球以前——我们可以观察到男人与女人。
Let's pretend to go back in time, and observe life on Mars and Venus -before the planets discovered one another or came to Earth we can gain some insights into men and women.
地处加纳群岛的西班牙天体物理研究所里，天文学家在2008年8月16日发生日食期间了进行观察。 期间，月球移到地球的阴影中。
The astronomers, at Spain's Institute of Astrophysics of the Canary Islands, made their observations on 16 August 2008 during a lunar eclipse — in which the Moon moves into Earth's shadow.
除了进行这些观察以外，地球和太空中的一系列望远镜和摄像机都将进行观测，抓拍图像。
In addition to those observations, an array of telescopes and cameras on Earth and in space will be watching to grab images.
只有这样，广义相对论的效果才能被观察到，而且可以在地球上确认这个效果是否也适用于宇宙。
This is the only general relativistic effect which has been observed and confirmed locally on the Earth and on the scale corresponding to the universe.
最好的捷径是寻找宇宙中一天体运行到另一天体与观察者之间，使前者如同经过后者的表面，使我们从地球上观察到的光线变暗。
The best approach is to look for transits, in which an orbiting planet passes in front of its star, dimming the amount of light we detect on Earth.
最好的捷径是寻找宇宙中一天体运行到另一天体与观察者之间，使前者如同经过后者的表面，使我们从地球上观察到的光线变暗。
The best approach is to look for transits, in which an orbiting planet passes in front of its star, dimming the amount of light we detect on Earth.
应用推荐