在计算学习的背景下，“可能近似正确”（PAC）学习的概念为理解学习算法的效率和可行性提供了一个框架。
In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.
森林不仅仅是一种资源，更是我们留给后代的遗产。
Success is not final, failure is not fatal: It is the courage to continue that counts.
写作是一种生活方式，一种生存方式，一种对抗存在荒谬性的方式。
晶体管是一个等待被发现的发现。
"Stories are the way we teach children how to navigate the world with courage and kindness."
时间是一种持久的存在，它包含了过去、现在和未来。