two-hinged portal frame bridge

例句：

1. 1.The two-hinged portal frame bridge is a critical component of the new highway project.
   双铰链式门框桥梁是新高速公路项目的关键组成部分。
2. 2.The construction of this two-hinged portal frame bridge has been delayed due to weather conditions.
   由于天气条件，这座双铰链式门框桥梁的建设已被推迟。
3. 3.The two-hinged portal frame bridge provides a safe and efficient way for people to cross the river.
   双铰链式门框桥梁为人们提供了安全且高效的过河方式。