无人机的核心不是飞得多高,而是用得多好。
The best investment strategy is to stick to a disciplined, long-term approach.
The next generation of scientists will solve problems we can’t even imagine today.
The aim of every artist is to arrest motion, which is life, by artificial means and hold it fixed so that a hundred years later, when a stranger looks at it, it moves again since it is life.