1.  arch
2.  surround
3.  hump up
4.  cove

• 1. 拱桥: arch bridge | hump bridge | arch | The Arched Bridge
• 2. 圆拱龛: arched niche | Arched Niche (Shrine)
• 3. 拱点: apsides | apse

更多释义

• 1.作为一种跨越空间的方法，拱能够承受比水平梁更大的重量。
  As a method of spanning space, the arch can support greater weight than a horizontal beam.
  dict.yoduao.com
• 2.拱高275英尺，跨度290英尺，犹他州沙漠里的彩虹桥一直是几千年来的灵感和奇迹的来源。
  Arching 275 feet and across 290 feet, Rainbow Bridge in the Utah desert has been a source of inspiration and wonderment for millennia.
  dict.yoduao.com
• 3.尼加拉瓜的一位土木工程师已经联系了加利普，这位工程师想在重型设备无法到达的地方建造由混凝土拱架支撑的土坯屋顶。
  Gharib has already been contacted by a civil engineer in Nicaragua, who wants to put up buildings with adobe roofs supported by concrete arches on a site that heavy equipment can't reach.
  dict.yoduao.com

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