Water exists in three states: liquid, gas, and solid.

水以三种状态存在：液体、气体和固体。

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At first thought it seems incredible that there can be enough space in the "solid" ground underfoot to hold all this water.

乍一想，似乎难以置信的是，在脚下的“坚实”地面上居然有足够的空间来容纳这么多的水。

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To be able to support life, the new planet would need not only to have water, but it would also need to be solid.

为了能够维持生命，这个新的星球不仅要有液态水，而且它的土表还必须是固态的，就像地球这样。

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This collagen is highly hydrated, it forms a gel that has water-like properties but it also has solid properties.

这些胶原蛋白是高度水合的,形成了既有水的特性,又具有固体特性的胶体

耶鲁公开课 - 生物医学工程探索课程节选

Moreover, the sorts of fields that Western oil firms are starting to develop, in very deep water, or of nearly solid, tar-like oil, are ever more technically challenging.

ECONOMIST: Face value

That shift rips protons from the molecular chains of Dr Kiser's jelly-like solid, leaving exposed negative charges primed to form bonds with water molecules.

ECONOMIST: A novel idea for stopping the transmission of HIV

Shares in MasterCard hit a fresh all-time high on Wednesday after posting solid third quarter results before the bell, blowing estimates out of the water on strong growth in spending and volume both in the U.S. and internationally.

FORBES: MasterCard Hits All-Time High Of $364 And Is Up 60% This Year