translation.en: But let's see if I can very quickly get into the book spiral, because I think it's, as I said, the most -- this is the main reading room -- the most unique part of the building.
translation.zh: 但我们试试看能不能快点看一下书螺旋 因为我觉得它是最…… 这是主阅览室，书螺旋是整座建筑最独特的地方