Sustainable mining isn't an option anymore - it's our responsibility to future generations.
The language of mathematics is universal, transcending cultural and linguistic barriers.
科学不仅仅是理论;它是关于在现实世界中实现可行的事物。
建筑是一种象征,建造行为亦然。建筑不仅仅是结构;它们是人类愿望的体现。