timber scaffolding

例句：

1. 1.The construction crew used timber scaffolding to support the roof during the rainy season.
   施工队在雨季使用木脚手架来支撑屋顶。
2. 2. Timber scaffolding is a common sight in construction sites, providing temporary support for heavy equipment.
   木脚手架是建筑工地常见的设施，为重型设备提供临时支撑。
3. 3. The engineer was worried about the safety of the workers using timber scaffolding, as it could be unstable under heavy loads.
   工程师担心工人使用木脚手架的安全性，因为它在重载下可能不稳定。