lumber-core construction

例句：

1. 1. The newbuilding is constructed entirely with wood.
   这座新建筑完全用木头建造。
2. 2. Timber-frame construction is more sustainable than traditional concrete structures.
   木框架建筑比传统混凝土结构更可持续。
3. 3. The architect designed the structure using lumber cores for strength and durability.
   建筑师使用木芯设计了结构，以增强强度和耐久性。