物理学的美丽在于它能够用简单的原理解释复杂的事物。
The world is a dangerous place, not because of those who do evil, but because of those who look on and do nothing.
Collaboration across industries is key to solving the complex challenges of modern manufacturing.
在四月一日时,回想一下这一年来的其他364天自己在做些什么。