这是一个很简单的问题，通过观察重量是多少以及它下降了多远，来确定桨轮做了多少功。
It's a trivial matter, by looking at what is the weight and how far does it drop, to say OK, how much work is done by the paddlewheel.
只要我能够旋转照片，我就可以好好观察它然后做出一个合理的结论。
If only I could spin the photo around, then I could get a good look at it and make a sound judgement.
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.
这本书有点野心勃勃的书名是《生命之书》，它试图表明，一个善于观察的人，通过对他遇到的一切事物进行准确而系统的考察，可以学到多少东西。
Its somewhat ambitious title was "The Book of Life" and it attempted to show how much an observant man might learn by an accurate and systematic examination of all that came in his way.
这些观察结果透露了SN 1979c从它出生后的31年里还没有暗淡下去，可以想象，如果说有任何不同，都比不上一个真正的黑洞那样激动人心。
Those observations have revealed that SN 1979c has not dimmed in the 31 years since its birth, as would be expected if this was anything less than a genuine black hole.
这个也可以用在一个工程生成后，把附上的代码写到一个“生成后事件”去，让它自动安装，安装后，为了能使用它，你得添加一个session对象在那个观察窗口中，并且点击那个放大镜图标.
After installing, in order to use it, add the Session object in the Watch window, and click the magnifier icon.
它的所有属性，甚至是最基础的比如扩展和期限，都是由一个观察员指出的，或真实或想象。
All of its attributes, even the most fundamental ones like extension and duration, are attributes as noted by an observer, real or imagined.
作为使用结对编程的开发者，我自己的的经验是这样的，它并非只是一种一个人编码，另一个人观察的技术。
My own experience as a developer using pair programming is that it isn't just a technique where one person programs and the other person watches.
这种NLP技巧甚至能治疗恐惧症，因为它能让人作为一个观察者去观看这种恐怖的情景，并且公正的评价它。
This NLP technique even cures phobias because it lets the person see the situation as an observer and that allows him/her to objectively assess it.
它完全是虚构出来的，所以请不要尝试过度地分析它，只是观察每一个分析层负责的分离操作即可。
It's entirely made up, so please don't try to overanalyze it, but instead observe the separation of duties at each analysis layer.
作为一个读者，快速的浏览页面上的每一个字，所以我们很少看到一个树，准确并完整地，观察它的树叶，质感，颜色，形状。
Just as a reader skims quickly over the individual words on page, so we scarcely see a tree exactly and completely with regard to its leaves, branches, color, shape.
如果你拿起一个物体，通过眼镜观察它，该物体(或地方)的基本信息将分层呈现。
If you pick up an object while peering through these spectacles, the object's (or place's) essential information will appear in overlay text.
读书增强了我们的分析能力，它鼓励我们去观察，将注意力集中到书本的每一个脚注。
Book reading strengthened our analytical skills, encouraging us to pursue an observation all the way down to the footnote.
不仅仅因为它庞大的会员数，一些观察家也开始将脸书作为一个国家来评论。
Not least because of its gigantic population, some observers have started to talk of Facebook in terms of a country.
其中一个就是因为它给了你观察他人隐秘而独特的一面的机会，或许是这个世上再没其他人能看到的东西。
One of them is because it gives you a chance to see a private, special side to another person that few other people in the world may ever get to see.
有史以来，人类第一次观察到了一个黑洞的诞生，它生成自一颗约是太阳质量20倍恒星的超新星爆炸中。
For the first time ever, a black hole has been seen being born out of a supernova of a star perhaps 20 times the mass of our sun.
它希望能为美国的有线电视观众观察这个世界上人口最多的国家提供一个新的视角。
It hopes to offer American cable TV viewers a new perspective on the world's most populous country.
一旦天文学家知道一个太阳系外行星的大小，并对它的位置了解的足够精确的话，他们就可以求助于气候模型师，他们可以创造虚拟的大气，并且观察它是如何运转的。
Once astronomers know an exoplanet's size and location with reasonable accuracy, they can turn it over to climate modelers who can create a virtual atmosphere and see how it might behave.
当您深入观察云时，您会发现，它实际上并不是一个单独的服务，而是一个服务集合，如图3所示。
As you peer inside the cloud, you find that it's actually not just a single service but a collection of services, as shown in Figure 3.
2008年望远镜发射升空后不久，当我们第一次启动它的时候，在新近观察到的伽马射线天空中发现了一个出乎意料的明亮物体。
Shortly after launch in 2008, when we first turned on the telescope, we noticed an unexpected bright object in the newly observed gamma-ray sky.
它的一个主要特点是动态表示：网页显示的内容随观察对象的角度和参数的不同而有所不同。
One of its main features is dynamic presentation: Content displayed on a Web page will change depending on how objects are profiled and on different parameters.
在银河系的外面可能存在着一个隐藏的星系，科学家近期在加州拉孙火山上观察到它的局部。
A hidden galaxy may be just beyond the Milky Way, part of which is shown over California's Mount Lassen.
最近有一个新的，天文站建成了，它叫做，钱德拉x射线观察站。
A very new observatory was launched only recently, and that is called the Chandra X-ray observatory.
作为一个被动的方法，它的实施不依赖于观察对象的能力或意愿，很多疾病通常会遇到的问题。
And as a passive measurement it does not rely on a subject's ability or willingness to perform a task, a common current gauge for different disabilities.
一个观察者对象接收到了状态更改的通知(箭头所指的方向)，然后，该观察者本身也作为被观察目标，它然后决定在下一步通知哪些它自身的观察者。
As notification of state changes are received at an observer (at the arrowhead), the observer, acting as an observable, can decide which of its own observers it will notify further.
所以，观察使用家用机器人的生活，得到的第一个发现就是：在你完全信任它之前，你首先会花大量的时间，观察它的一举一动。
So the first observation of life with a domestic robot is that you will keep watching it before you trust it completely.
像它看起来所希望的，对这个报告一个更仔细的观察可以揭示出矛盾的事实和正在缩减的劳动力人口的一个趋势。
Desirable as it seems, a closer look at the report revealed contradictory facts and a trend toward a shrinking labor population.
像它看起来所希望的，对这个报告一个更仔细的观察可以揭示出矛盾的事实和正在缩减的劳动力人口的一个趋势。
Desirable as it seems, a closer look at the report revealed contradictory facts and a trend toward a shrinking labor population.
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