于安思危,危则虑安。
译文:即使处在平安的环境,也要时刻想到可能会有突如其来的危险。
一部好电影是让观众带着更多问题而不是答案离开的电影。
In chemicals, our greatest challenge is also our greatest opportunity: meeting global needs while protecting the planet.
Innovation in medical technology requires a deep understanding of both the scientific principles and the practical needs of patients.
写作古文的难度,比登上青天还要难。