And a combination of devices here, the kind of heavy mass concrete of these book stacks, and the way in which that is enclosed by this skin, which enables the building to be ventilated, to consume dramatically less energy, and where it's really working with the forces of nature.
这里面混合着许多设备， 那些厚重的水泥书柜， 还有被外层包覆的方式 可让图书馆自然通风， 大量节能， 而且，还能够以大自然的方式运作。