教育是你可以用来改变世界的最有力武器。

NP中的每个问题都可以归约为可满足性问题，这是计算复杂性理论的基石。

We wish to discuss a structure for salt of deoxyribose nucleic acid. This structure has novel features which are of considerable biological interest.

我是一个普通人，只是碰巧网球打得好。

The psychologist must avoid all forms of mental physics.

交易成功的关键是对市场心理有扎实的理解。