在这种变色分子走出实验室投入应用之前，科学家们仍有大量工作要做。

Scientists still have a lot of work to do before the color-changing molecules can be used outside the lab.

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但分子并不只在这些态。

But those aren't the only states available to molecules.

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蛋白质是生命的建造材料，它们是长分子链，只有在这些分子被组合成最终的三维形态时才可正常运作。

Proteins, which are the building blocks of life, come in long chains of molecules that work properly only once they have folded into their final, three-dimensional shape.

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Right, we had one from each atom, so that means we need a total of two in our molecular orbital.

对吧，每个原子有一个电子，这意味着在分子轨道里我们一共需要两个电子。

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This is the fact that we occupy a finite volume in space, because they're little hard spheres in this molecule.

这是由气体分子在空间中,占据有限体积造成的,因为事实上它们是硬的小圆球。

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What's hanging off of the side of this long molecule that's formed by polymerizing nucleotides are - is this base unit.

在这条由多聚核苷酸,构成的长链分子,一侧悬挂着碱基单位

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