In the biochemical reactions that are taking place in your body, there is equilibrium between a whole myriad of reactants and products, and thank heavens that gets maintained.

在我们身体内进行的,生物化学反应中，大量的反应物和产物,也是处于平衡状态，谢天谢地实际情况就是这样。

麻省理工公开课 - 热力学与动力学课程节选