horseshoe arch

1. 1.

   An arch having the circular curve continued below the horizontal line of its diameter, so that the opening at the bottom of the arch is narrower than the arch's full span. It is emblematic of Islamic, especially Moorish, architecture.

   一种拱,其圆弧延伸到直径线以下,使拱底开口窄于拱的全跨度；是伊斯兰尤其是摩尔建筑的标志

马蹄形拱

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