catenary arch

例句：

1. 1. The catenary arch is a unique design that spans across the river.
   吊桥拱门是一种独特的设计，横跨河流。
2. 2. This bridge has a catenary arch, which adds to its aesthetic appeal.
   这座桥有一个吊桥拱门，增加了它的美学吸引力。
3. 3. The catenary arch was used as a symbol of strength and stability in ancient times.
   吊桥拱门在古代被用作力量和稳定性的象征。