Stratification in polar water normally is weak and transient.
极地水域的成层性是微弱而暂时的。
Because water is polar, it can break down both solids and gases.
因为水是极性的，因此它能分解固体和气体。
The polar deposits contain most of the known water on Mars.
极地的冰层储存着火星上绝大部分已知水源。
The polar deposits contain most of the known water on Mars.
极地的冰层储存着火星上绝大部分已知水源。
应用推荐