这是四面体信息系统的网站。

This is the website for the Tetrahedron Information System.

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硅的内部结构是一个四面体。

The internal structure of silica has a pyramid(tetrahedron) unit.

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现在你为不可思议的RNA/DNA星四面体整装好！

Now you are equipped for the development of the magical RNA/DNA star tetrahedron!

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现在你为不可思议的RNA/DNA星四面体完全整装好！

Now you are fully outfitted for the development of the magical RNA/DNA star tetrahedron!

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现在你为不可思议的RNA/DNA星四面体完全整装好！

Now you are fully outfitted for the development of the magical RNA/DNA star tetrahedron!

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