Animals tend to be active or inactive depending on the position of the sun or moon.
动物是否活跃取决于太阳或月亮的方位。
When a large body strikes a planet or moon, material is ejected, thereby creating a hole in the planet and a local deficit of mass.
当一个大型天体撞击行星或月球时，物质会被抛射出去，从而在行星上形成一个洞，造成局部质量不足的现象。
Sun Compass is a program to show the north direction from the sun or moon position.
太阳罗盘(指南针)是一个能依据太阳或月亮的位置指示北方的程序。
Once they begin their descent, I'm always surprised by how fast the sun or moon set.
太阳和月亮落下的速度之快总让我为之惊叹。
TrES-2b is so black that it’s darker than coal, or any other planet or moon that we’ve yet discovered.
这颗被命名为TrES-2b的行星，甚至比煤炭还黑，比任何其他我们已经发现的行星以及卫星都要黑。
The planet, known as TrES-2b, reflects less than 1 per cent of light, which makes it darker than any other planet or moon.
这颗行星被命名为TrES-2b，它仅反射低于1%的恒星光线，这使得它比迄今发现的任何行星或卫星都要暗。
The panspermia hypothesis posits that living cells or their precursors could have emerged on another planet or moon billions of years ago and hitched a ride to Earth on a meteorite.
“胚种假说”假设：活细胞或其前驱物可能于数十亿年前发源自其它行星或月球上，并且搭陨石的便车来到地球。
Display the "Find planet" dialog as you did before, select a planet (or the Sun or Moon), and this time click the info button. The information dialog for the chosen object will be displayed.
像上文那样弹出“行星搜索”对话框，选择一个行星(或者太阳、月亮)，这次直接点击“信息”按钮，就可以直接看到被选天体的信息栏了。
That's because of their belief at the time that the heavenly bodies, the Sun, Moon, Stars, and Planets, were perfect, without any flaws or blemishes.
那是因为当时他们坚信，天体、太阳、月亮、星星和行星都是完美的，没有任何缺陷或瑕疵。
Water ice could enable the creation of a self-sustaining moon base someday, a mining camp perhaps, or a departure point for further space exploration.
某天水冻冰块可能会创造一个自给自足的月球基地，也可能是采矿营地，或者是更远的太空探索的起点。
We think meteors that crashed into the moon or tails of passing comets may have introduced water molecules.
我们认为，撞击月球的流星或经过的彗星尾巴可能会留下一些水分子。
After they arrive at the centre, tourists can take trips to the moon or go for walks in space.
到达该中心后，游客们可以去月球旅行或在太空漫步。
A device that weighs less than one kilogram is part of a mission that will allow scientists to deliver fourth generation or 4G mobile coverage to the moon in 2019.
这个不足一公斤的设备是一个任务的组成部分，该任务可以让科学家在2019年将第四代或4G移动网络覆盖月球。
Satan's shield is as big as the moon—this is the most common form of simile, epic, or otherwise, and it can be schematized.
撒旦的盾如同月亮一般庞大——这是最常见的比喻、史诗或其他形式，并且还可以被系统化。
The moon period has to be a full moon or nearly full.
月亮的周期必须是满月或接近满月。
In the future, we might see cities on the moon or even new human cultures on other planets.
未来，我们可能会在月球上看到城市，甚至在其他行星上看到新的人类文化。
That is to say, they wouldn't be able to walk on the Moon or work outside the International Space Station.
也就是说，他们不能在月球上行走，也不能在国际空间站外工作。
This is an important technology for building larger space stations or sending more spacecrafts to the moon, Mars and farther places in the future.
这是一项重要的技术，用于建造更大的空间站或向月球、火星和未来更远的地方发射更多的航天器。
Those objects that once presented a threat of collision with the Earth or the Moon will have had their orbits altered by Moon-constructed spacecraft.
一旦发现某个星体构成与地球或月球碰撞的威胁，月球制造的宇宙火箭即使其改变轨道以解除威胁。
The vast source of water could one day be used to generate oxygen or sustain a moon base.
这个巨大的水源也许在未来的某一天可以用来制造氧气或者维持月球基地用水。
It could have come from the impacts of comets, for instance, or from within the Moon.
这些水可能是来自撞击的彗星，或来自月球内部。
Tang women loved to trim their eyebrows into the shape of the half moon or arched willow leaves.
唐朝女性喜欢将眉毛修剪为半月形或柳叶形。
Tang women loved to trim their eyebrows into the shape of the half moon or arched willow leaves.
唐朝女性喜欢将眉毛修剪为半月形或柳叶形。
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