我们都知道飞船登月的故事。
How do you know the moon is not made of green cheese?
你怎么知道月亮不是绿奶酪做的？
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。
Astronomers were glad to know that their suppositions about the moon were correct.
天文学家很高兴知道他们对于月球的假设是正确的。
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。
It is hard to imagine that our world as we know it, and all that is familiar to us, would likely not exist if not for the Moon.
很难想象，如果不是月球，我们现在所知的这个世界，以及对我们来说非常熟悉的一切，很可能不存在。
We really do know more about the surface of the moon than the total ocean floor.
看来，我们对月球表面的了解确实要比对海底地貌的了解要多得多啊。
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。
Tomorrow is the Moon Festival. Do you know it?
明天是中秋节，你知道吗？
We won't know until we return to the moon for a closer look.
我们将不会知道直到我们返回月球细看。
I am going to the moon, don't you know?
我要去月球，你不知道吗？
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。
Do you know how to do the snake or the half-moon?
您知道如何做蛇形或半月形吗？
Do you know how to do the snake or the half-moon?
您知道如何做蛇形或半月形吗？
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