我不在乎酷不酷。我在乎的是快乐。

The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.

林业创新意味着平衡技术与传统，以创造持久的解决方案。

The march of science and technology does not imply growing intellectual complexity in the lives of most people. It often means the opposite.

我觉得诗人是不会称自己为诗人的人。