steel trestle

例句：

1. 1. The bridge's steel trestle is strong enough to support heavy loads.
   这座桥的钢桁架足够坚固，能够承受重载。
2. 2.The engineer designed the steel trestle to withstand extreme weather conditions.
   工程师设计了钢桁架以抵御极端天气条件。
3. 3.The construction of the new highway required the installation of steel trestles for safety reasons.
   新建高速公路的建设需要安装钢桁架以确保安全。