skew barrel vault

例句：

1. 1. The skew barrel vault is a unique architectural feature of the ancient city.
   倾斜的桶形拱门是这座古城独特的建筑特色。
2. 2. The skew barrel vault has been preserved for centuries, providing visitors with a glimpse into the past.
   倾斜的桶形拱门被保存了数百年，为游客提供了一窥过去的窗口。
3. 3. The skew barrel vault was designed to protect the people living in the area from natural disasters.
   倾斜的桶形拱门被设计来保护该地区的人们免受自然灾害的影响。