air dried timber

例句：

1. 1.The construction company used air-dried timber to build the new office building.
   这家建筑公司使用干木材建造了新的办公楼。
2. 2.Air-dried timber is a sustainable and eco-friendly alternative to traditional lumber.
   干木材是一种可持续和环保的替代传统木材的选择。
3. 3. The engineers were tasked with constructing the bridge using only air-dried timber.
   工程师们被指派使用仅干木材来建造这座桥。