科学的进步不仅依赖于知识的积累，还需要有挑战未知的勇气。

电流概念的形成是电学理论发展中最重要的步骤。

The only way to do great work is to love what you do.

A vida é uma coisa muito rara.

The sustainable development of the coal industry requires the coordinated efforts of policy, technology, and the market.

农业创新不仅仅是技术问题，更是关于理解土壤、气候和依赖它的人们。