"Sometimes, the hardest part isn't letting go but rather learning to start over."

高分子化学的引入开辟了一个新的材料世界，其性质和应用仍远未被充分探索。

释义：水一旦泼出去，就收不回来，后悔也来不及。  

我们感知的不是物体，而是它们的效用

The night is a great book, but the stars are its letters.

我们行业的运营许可书写在社会认可的墨水中。