If we know around how old the Basin is, I'm not sure that's reason enough to go to the Moon again.
如果我们知道盆地的年龄，我不确定这是否足以成为再次登月的理由。
We still know little about the Moon although men have landed on it.
尽管人类已经登陆月球，但我们对月球仍然知之甚少。
The moon's gravity is a sixth as strong as the earth's, so Chang'e-4's experiment was a test: would the earth plants know which way was up on the moon?
月球的引力是地球引力的六分之一，所以嫦娥四号的实验是一个测试：地球上的植物能知道月球上哪个是向上的方向吗？
Most cartoon lovers may know the logo (标志) of a young boy fishing from his seat on a moon.
大多数卡通爱好者可能知道一个小男孩坐在月亮上钓鱼的标志。
I didn't know about Apollo 13 then, so the significance of the bright moon shining directly overhead was lost on me.
那时，我不了解阿波罗13号，所以明亮的月光直接照耀在上空包围着我。
Modern astronomers know different. The moon is airless, waterless, weatherless and lifeless.
然而，现代天文学家了解的确是另一面：月球上没有空气，没有水，没有气候，也没有生命，至少看起来如此。
Yet with all we know about the moon, there is even more that we don't know.
然而除了我们所知道的关于月球的那些外，还有更多是我们不知道的。
For every human being who looks up at the moon in the nights to come will know that there is some corner of another world that is forever mankind.
从此，每一个于夜晚抬头凝视月亮的人，都知道在另一个世界中有某个角落时永远属于人类的。
We know the sun contains lots of helium, and as the solar wind has been depositing helium into the rocky surface of the moon, perhaps we can extract it.
我们知道太阳包含大量的氦，而太阳风将氦沉积在月球岩石表面的，也许我们可以提取它。
We already know that the Moon is moving farther away from Earth but other changes are happening as well.
我们已经知道，月球正在远离地球，但其他变化也正在发生。
It's often said we know more about the moon than we do about the depths of the ocean.
都说人类对月球的了解要比对海洋深度的了解要多得多。
Here's a short video primer on supermoons and supermoon-mania by some folks who know a thing or two about the moon... NASA.
这里有一段关于“超级月亮”的简短视频，是由一些对探月研究略懂一二的非专业超级月亮迷们发布的。
They don't know how they made a living or where they were when Neil Armstrong landed on the moon.
他们也不知道尼尔·阿姆斯特朗（Neil Armstrong）登月的那一年他们自己是在哪里居住和生活的。
On October 7, when there's a New Moon, something secret could start coming to the surface - and you'll be the first to know about it!
10月7号的新月会使一些秘密的事情显露出来，你会是第一个知道这事的人！
You know him better as the first human to step onto the surface of the moon, but in 1960, Neil Armstrong was a test pilot for NASA.
你知道他更好地为人类第一次踏上了月球表面，但在1960年，尼尔阿姆斯特朗是美国航空航天局的试飞员。
He could go to the moon and back and Lucy would never even know he left.
那小子即使是到月亮走个来回，露西也不会知道他离开过。
The jester said if these wise men do not know how to hide the moon then the moon cannot be hidden.
小丑说这些聪明人不知道怎么遮住月亮，那月亮就不能被遮住。
Now that we know there's another moon in the Pluto system, we can plan close-up observations of it during our flyby.
既然我们知道了冥王星系统中还有一颗卫星，我们就可以在飞越那儿时好好规划一下距离观察。
He said he would get it but first he wanted to know how big she thought the moon was.
他说他会带来但是他要先知道她觉得月亮有多大。
You know... nights when you and the moon and the water all become one. You feel you're part of something big and marvelous.
你要知道，那样的夜晚，你会感觉自己与月光、海水融为一体，你会觉得自己是伟大、神奇力量的一部分。
What do we know about the moon? First of all, the moon is much smaller than the earth. Days and nights on the moon are very long.
关于月球我们都知道什么？首先，月球比地球小得多，月球上昼与夜都很长。
Since We know why the moon shines so magnificently and discovered the source of her brightness, why not follow suit and try to retch up with the sun?
既然我们了解月亮之所以能如此辉煌，并发现了她的光源所在，为什么我们不仿效月亮去追赶太阳呢？
Since We know why the moon shines so magnificently and discovered the source of her brightness, why not follow suit and try to retch up with the sun?
既然我们了解月亮之所以能如此辉煌，并发现了她的光源所在，为什么我们不仿效月亮去追赶太阳呢？
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