timber scaffold pole

例句：

1. 1.The construction crew used timber scaffold poles to support the roof.
   施工队使用木脚手架杆支撑屋顶。
2. 2.Timber scaffold poles are essential for safety during construction.
   在建筑施工期间，木脚手架杆对于安全至关重要。
3. 3. The engineer designed a system that uses timber scaffold poles to reinforce the structure.
   工程师设计了一个系统，使用木脚手架杆加固结构。