But water ice is different and weird.

但水冰是不同的，而且很奇怪。

We know Mars has lots of water ice.

我们知道火星上有很多水冰。

Finally, the discovery of water ice at the poles.

最后，他们在极地发现了水冰。

Now that your water ice is frozen, you can decorate it.

冰沙冻好了，现在来装饰它。

This is what solid water, ice, looks like on the molecular level.

固态水、 冰、从分子图上是这样的。

Astronomers believe that it is about two-thirds rock and one-third water ice.

天文学家认为，它有2/3的岩石和1/3的冰。

Ceres probably has a rocky core surrounded by a water ice mantle.

谷神星可能有一个岩石内核，被水冻冰块所覆盖。

The area is thought to hold water ice that could support a future moon settlement.

该地区被认为拥有水冰，水冰可以支持未来的月球定居点。

The area's water ice could supply fuel, oxygen and drinking water for future missions.

该地区的水冰可以为未来的任务提供燃料、氧气和饮用水。

They put a thin layer of perchlorates on top of water ice inside the chamber.

他们在桶里的水冰上撒上了薄薄的一层高氯酸盐。

And I dread to think where the water ice is made.

而且没有人知道他们的冰是怎样来的。

They're actually made of countless small chunks of very nearly pure water ice.

它们实际上是由无数小块非常接近纯水的冰组成的。

And the way we're going to start is by using water ice as a resource.

我们开始的方法是利用水冰作为资源。

If Phoenix identifies water ice and uncovers organic materials, all the elements for life are there.

如果凤凰号能发现冰块和有机物，那么生命所需的所有元素就在那里。

While liquid water is no longer stable on Mars, frozen water, ice, is a different story.

虽然液态水在火星上不再稳定，但冰冻的水，冰，就是另外一回事了。

They appear uniformly stocked with water ice, dating from their formation in the early solar system.

即它们的表面均覆满了一层水冰，且它们的形成要追溯到太阳系早期。

But it's not water ice like on Earth.

不过那不是像地球上一样的水形成的冰。

NASA says the high point of this discovery is the presence of water ice near the equator.

美国宇航局表示，这一发现的亮点是在赤道附近发现了水冰。

Water ice is frozen water as opposed to other Frozen compounds found in the cold of space.

水冰是冻结的水，而不是在太空寒冷中发现的其他冻结的化合物。

Instead they think it might be a small but otherwise kind of typical comet rich in water ice.

相反，他们认为它可能是一颗小型且富含水冰的典型彗星。