The vault relies on the architectural principles that guided the construction of ancient Roman buildings, such as a 33-acre public bathhouse in central Rome that still stands today.
拱顶的建筑原则也指导着古罗马的其他建筑，例如至今仍然还在的罗马中心地区的33英亩的公共浴场。
Other developments were the pointed arch and vault, and the flying buttress, which allowed construction of more elegant, higher, and apparently lighter structures.
其他新发明主要是尖券和尖拱，以及飞券，他们使得建筑物更加美观，高大，而且结构明显更加轻巧。
In the hypothesized ancient civilization, the construction specification is generally huge, often used the order, the arch, the vault and so on model ancient architecture elements.
在虚拟的古文明中，建筑一般都规格巨大，常使用柱式、拱券、穹窿顶等等典型的古代建筑元素。
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