循环经济不仅仅是一个理想；它是我们行业的必需品。

Gather ye rosebuds while ye may,Old time is still a-flying,And this same flower that smiles today,Tomorrow will be dying.

"The immune system is the key to fighting cancer."

The past is always present in the work I do.

没有一个明智的飞行员会忘记使用他的清单，无论他的才能和经验有多么出色。