天文学家在距离地球不远处发现一颗小行星，它与地球在同一轨道上围绕太阳运行。
Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun.
我喜欢设想一艘在轨道上运行的艘宇宙飞船如何利用这种现象。
I like to imagine how a spaceship might be able to take advantage of this phenomenon, by orbiting it.
谈判在两条轨道上运行：一条是《京都议定书》，另一条是非《京都议写书》。
The negotiations run on twin tracks: a Kyoto track and a non-Kyoto track.
去年甚至还发生了两颗卫星相撞的事件，碰撞所产生的碎片散布在整个轨道上，更增加了其他航天器的运行风险。
Last year, two satellites even collided, showering their orbit with tiny fragments that now pose additional risk to operational spacecraft.
当时，在地球轨道上以时速3000米每秒的高速运行的两颗发生了对撞。
The communications vessels collided at more than 3,000m per second - the first major smash between two operational satellites in Earth orbit.
无论你是谁，生活在哪里，挣多少钱，受过多么良好的教育，生活的道路都是一定的，就像火车在轨道上运行一样。
Regardless of who you are, where you live, how much you make, or even your education, your life is on a certain path - similar to a train on a track.
在轨道上运行的卫星总是要飞离地球，而结果总是被地心引力拉回来。
The satellite traveling in the orbit is always escaping from the earth only to be pulled back by gravity.
这与在巨大黑洞轨道上运行的宇宙飞船的情形相似。
A similar situation to the spaceship that orbited the massive black hole.
这意味着那些星球要与我们的家园有着近似的大小，并且在一条距离合适的轨道上环绕母星运行，而这个距离要使得水能够以液态的、能孕育生命的形式存在。
That meant they'd have to be about the same size as our home world, orbiting their parent star at about the right distance for water to exist in liquid, life-nurturing form.
我们的生活基本上在一个轨道上运行，没有什么变化。
流星雨是地球在绕太阳运行的轨道上穿过微粒和尘埃团时产生的。
Meteor showers occur when Earth orbits through clouds of particles and dust on its path around the sun.
月亮在绕着地球的轨道上运行。
这种车很安全，在轨道上以每小时60英里速度运行，街道上速度为每小40英里。
Cars would be quite safe running at 60 miles per hour on the track, and 40 miles per hour on the street.
但是他们还说，其它小组的早些观察显示，像木星这样质量的行星很少以这种距离在轨道上运行。
But they say previous observations by other groups suggest that Jupiter-mass planets in such distant orbits are rare.
比奇洛的公司已经有两个缩小版在轨道上运行。
目前在火星轨道上运行的火星勘测轨道飞行器是NASA最强大的航天器。
The Mars Reconnaissance Orbiter is NASA's most powerful spacecraft currently in orbit around Mars.
从而他们能够确保同正确的人进行沟通，并且他们的项目在正确的轨道上运行。
This knowledge is used to ensure that the right people are communicated with, and that support for their project is aired in the right circles.
在互联网上，万维网仅是上运行的虚拟轨道上流量之一。
On the Internet, web pages are only one of the many kinds of traffic that run on its virtual tracks.
如今有40多个国家的近900个人工天体在地球轨道上运行。
Today almost 900 of the things are in orbit around Earth, operated by more than 40 countries.
来自这些凝聚的硬块所带来引力的扰动，反过来能够推动这些在早期所形成行星进入到更为靠近其母恒星的运行轨道上。
Gravitational perturbations from the clumps, in turn, can push the nascent planets into orbits closer to the parent star.
每天，宇航员在高速(每小时大于28000千米)运行的轨道上能看到16次日出和日落。
Astronauts aboard the ISS see 16 sunrises and sunsets per day due to their high orbital velocity (greater than 28,000 km per hour).
每天，宇航员在高速(每小时大于28000千米)运行的轨道上能看到16次日出和日落。
Astronauts aboard the ISS see 16 sunrises and sunsets per day due to their high orbital velocity (greater than 28, 000 km per hour).
尼斯瓦德教授说，在7月20日这一天，“地球处于运行轨道上一百年来最薄弱的位置上”。
Niesward claims that on this day "Earth occupies one of the most fragile positions in its orbits for the last 100 years."
我觉得这段关系可以看做像是行星在围绕恒星转一样，就像有时候我们会走近一些，但是其实还是在各自的运行轨道上距离非常远。
I'm thinking of it like planets revolving around each other though? Like sometimes we get closer, but then it's still that same orbit it's very far.
地球在一个近似正圆的轨道上绕着太阳运行。
Thee earth moves in an approximately circular orbit around the sun.
作为另一个例子，地球和月亮的质心就是在一个绕太阳的近似的圆轨道上运行。
As another example the center of mass of the earth and moon moves in an approximately circular orbit around the sun.
作为另一个例子，地球和月亮的质心就是在一个绕太阳的近似的圆轨道上运行。
As another example the center of mass of the earth and moon moves in an approximately circular orbit around the sun.
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