This allowed builders to reuse the same formwork for pouring concrete, which greatly reduced costs.

建造者重复使用同一模板浇注混凝土，大大降低了成本。

youdao

This allowed builders to reuse the same formwork for pouring concrete, which greatly reduced costs.

建造者重复使用同一模板浇注混凝土，大大降低了成本。

youdao