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.

我们生活在一个过去总是存在，现在总是被过去困扰的世界。

I work hard, and I do good, and I’m going to enjoy myself. I’m not going to let you restrict me.

The fashion industry thrives when we balance creativity with practicality.