膨胀的概念是宇宙在其最早的时刻经历了一段极其迅速的扩张期。
The idea of inflation is that the universe underwent a period of extremely rapid expansion in its earliest moments.
The greatest single achievement of computer science is the development of the concept of the algorithm.
数字革命不仅是经济问题，更是文化和民主问题。
The best way to predict the future is to invent it.
Chemistry is not just about what you can make, but how you can make it.