This reiteration is a huge flyingbuttress that comes out the tree itself.
这棵侧木像一个巨型飞拱从这棵树里长出来。
2
Other developments were the pointed arch and vault, and the flyingbuttress, 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。
3
The rib vault, flyingbuttress, and pointed (Gothic) arch were used as solutions to the problem of building a very tall structure while preserving as much natural light as possible.