基本解释

• [土木建築工程]突角拱

英汉例句

雙語例句

• To allow a dome to rest above a square base, either of two devices was used: the squinch (an arch in each of the corners of a square base that transforms it into an octagon ) or the pendentive.
  最獨特的特點是圓屋頂，要讓圓屋頂安置於方形基礎上，可利用兩種方式：內角拱（方形基礎每個角落的拱門變爲八角形）或穹隅。

专业释义

土木建築工程

• 突角拱