The beauty of chemistry lies in its ability to explain the world at the molecular level.
我希望能够在我想要的时候,以我想要的方式,做我想做的事情,并且能够做到高水平。
"The best way to avoid trouble is to stay out of it."
粒子的概念只是一种近似,仅在特定极限情况下有效。