世界如此之大,同时又如此之小。
The world is so large and so small at the same time.
New energy is not only the direction of industrial upgrading but also an important part of national strategy.
The intersection of computer science and mathematics is where the most exciting breakthroughs are happening.
作家是一个总是试图创造新事物、原创事物、前所未见事物的人。
不学习历史的人注定要重复错误。