The round-trip travel time pinpoints the Earth-Moon distance.
往返的时间间隔精确地算出地月间的距离。
But gravity lessens with distance and this means that the pull from the Moon is stronger on the side of Earth that is facing the Moon.
但是，引力随距离增大而减小，这意味着月球施加在朝向自己那一面的地球部分的拉力要大些。
It is capable of erasing the magnetic information on a credit card at a distance halfway to the Moon.
它的磁性可以在离月球一半的距离之外，把信用卡上的磁性扫光。
This three different solar eclipse occurred with the sun, moon and Earth all three of the mutual changes of position, and also decided on the Moon and the distance between the Earth changes.
这三种不同的日食的发生跟太阳、月球和地球三者的相互变化着的位置有关，并且也决定于月球与地球之间的距离变化。
Juno traveled this distance, from the Earth to the Moon, in less than a day.
要走完地月之间的这段距离，朱诺探测器可花不了一天。
That might sound confusing - seeing as how the Sun is so much bigger than the Moon, but remember - gravity decreases with distance - and the Sun is much farther away from Earth than the Moon.
听起来可能有些令人困惑——明明太阳是远远大于月球的，但请记住——引力随距离减小——比起地球与月球的距离，太阳遥远得多。
If a moment of Earth and the moon Benying than the distance between the moon, the moon on Earth was Benying sweep of the area will be able to see Riquan Shi.
如果某个时刻月球本影比地球与月球之间的距离大，地球上被月球本影扫过的地带就可以看到日全食。
The Moon is in orbit around the Earth at an approximate distance of 377, 000 km (234, 000 miles).
月亮所运行的轨道距离地球约为377,000公里（234,,000英里）。
This picture of the Earth and Moon in a single frame, the first of its kind ever taken by a spacecraft, was recorded Sept. 18, 1977, by NASAs Voyager 1 at a distance of 7.25 million miles from Earth.
地球和月球被摄进一张照片中，是1977年由NASA的旅行者1号所拍摄的，当时距离地球725万英里。
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.
我们发现月球距离地球约23万9千英里(38万4千551公里)。
For comparison, the distance from Earth to Moon is said to be just 363 104 km.
作为比较，地球到月球的距离恰好为363104公里。
But because the distance from the Moon is greater, the pull from gravity on the far side of the Earth is about six percent less than on the side facing the Moon.
但因为距离月球更远，地球背面受到的拉力比朝向月球那面受到的拉力小约6%。
The Greeks had a fair idea of the size of the Earth and the distance to the moon, and so did the medievals who read their work.
希腊人对地球的大小和地月距离有所了解。中世纪的人熟读希腊人的书，同样也获得了这样的知识。
Very fresh: the sun and the moon Centre Centre at the smallest distance.
食甚：月球中心与太阳中心距离最小的时刻。
The distance to the moon was also known and a few centuries later, the sun was known to be at the center of our solar system with the planets in orbit around it.
几个世纪后，地球到月球的距离也为人所知，太阳被公认为是我们太阳系的中心，系内所有的行星都围绕着它旋转。
Our brain's visual centers aren't equipped to accurately judge the distance of objects, especially those as distant as the moon.
人类大脑的视觉中心无法准确的判断物体的距离，尤其是对于诸如月球之类较为遥远的距离。
While 38 degrees seems like a big distance (it is around 80 times larger than the size of the moon), the Large Area Telescope on Fermi sees a huge fraction of the sky at once.
尽管38度似乎是一个很远的距离（月亮大小的80倍左右），费米航天器上的大范围望远镜却可以一次观察到特别大的一部分天空。
By this time the moon was shining brightly, and the engine - driver, steadying himself on the coal, could command a view of the line behind them for a long distance.
这时，月亮照耀得通明，司机设法在煤堆上站稳了，可以看清他们后面长长的路轨。
By this time the moon was shining brightly, and the engine-driver, steadying himself on the coal, could command a view of the line behind them for a long distance.
这时，月亮照耀得通明，司机设法在煤堆上站稳了，可以看清他们后面长长的路轨。
This means that as the Moon orbits Earth its distance varies from about 221, 000 to 252, 000 miles.
这意味着月球环绕地球的就是在221 000英里到252 000英里之间。
Of the 20 fresh, pristine-looking asteroids in their sample, each had traveled close to Earth within the distance from the Earth to the moon in the past 500,000 years.
在这些样本中，有20个新鲜的、看起来是没有受损的小行星，在过去500000年里都曾经飞临地球- - - - -在地月距离之内。
Of the 20 fresh, pristine-looking asteroids in their sample, each had traveled close to Earth - within the distance from the Earth to the moon - in the past 500, 000 years.
结果在他们的样本中有20个表面未受腐蚀的小行星都曾靠近过地球，在过去的50万年间，它们离地球的距离都曾在地月距离之内。
To the moon is not too far; we should take the largest distance between us.
到月亮上去不算太远；我们要走的最大距离还是在我们之间。
This Voyager 1 image of Jupiter's moon Callisto was taken from a distance of 217,000 miles.
旅行者1号在 217 000英里的距离上所拍摄的的木卫4的照片。
But even that small distance can make the moon appear up to 14 percent larger and 30 percent brighter than a normal full moon.
但是即使是那么点距离也能够使月亮比平常看起来大百分之14，亮百分之30。
On November 19, 1969, NASAastronauts Pete Conrad and Alan Bean landed on the Moon, setting their LunarModule (center) down within walking distance of NASA's Surveyor 3 lunar landerprobe.
1969年11月19日，美国宇航员皮特.康拉德(PeteConrad)和艾伦.宾(AlanBean)在月球登陆，他们将登月舱(中)停靠在美国宇航局“勘测者3号”(Surveyor 3)月球探测器不远处，然后步行到达了目的地。
Different ages, we look into the distance with a moon.
不同的年龄，我们遥望同一个月亮。
Different ages, we look into the distance with a moon.
不同的年龄，我们遥望同一个月亮。
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