要发光，必须忍受燃烧的痛苦。

To light, must endure the burning pain.

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但是，访问者仍然要盯着发光的显示器，关掉周围不相干的东西。

But those who visit it still must stare at glowing screens and tune out everything else around them.

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这项技术的最初部分，是要构建一个能产生发光蛋白的细胞，这种发光蛋白最初从发光水母中获得。

The technique starts by engineering a cell that can produce a light-emitting protein that was first obtained from glowing jellyfish.

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All that glitters is not gold, but it must have free electrons.

并非所有发光的都是金子，但是要发光必须有自由电子。

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