英国人民在面对逆境时表现出了令人难以置信的韧性和决心。

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.

孤独一人也没关系，只要能发自内心地爱着一个人，人生就会有救。哪怕不能和他生活在一起。

你最大的竞争对手是你自己。

The work on IVF was driven by the desire to help infertile couples.