在代数中，两个量的相等性通过方程来表达。

如果你想发展，就必须愿意适应变化。

Collaboration across industries and borders is essential to address the global challenges in food security.

"Life is too important to be taken seriously."

光永远是一种把空间戏剧化的重要元素。

成功的关键是失败。