roof trusses 屋顶桁架
steel trusses 钢桁架
truss bridge 桁架桥
load-bearing trusses 承重桁架
architectural trusses 建筑桁架
1. The engineer inspected the steel trusses for any signs of fatigue.
工程师检查了钢桁架是否有疲劳迹象。
2. The roof was supported by heavy wooden trusses.
屋顶由沉重的木制桁架支撑。
3. Trusses are essential in modern bridge construction.
桁架在现代桥梁建筑中至关重要。
A: How is the roof supported in this old building?
A：这座老建筑的屋顶是如何支撑的？
B: It uses traditional timber trusses, which are very durable.
B：它使用传统的木材桁架，非常耐用。
1) 桁架，由杆件组成的三角形结构
2) 支撑物，支架
3) （解剖学）肋骨（较少见用法）
1. 桁架；框架
e.g. The building features exposed steel trusses. 这座建筑采用了裸露的钢桁架设计。
noun
1. A framework of beams or struts arranged in a triangular pattern to provide support, especially in roof construction or bridge engineering.
Synonym: bracing, frame, scaffold