So the triple point is liquid solid, gas, all in equilibrium.

气态，固态，三相平衡,你可能会想。

麻省理工公开课 - 热力学与动力学课程节选

and added a structure of math upon it, to build this edifice, which is a very solid edifice of thermodynamics as a science of equilibrium systems.

了这座热力学的坚固大厦，这是一门，平衡态系统,的科学。

麻省理工公开课 - 热力学与动力学课程节选

And the triple point of water is 16K that temperature and pressure - there's a unique temperature and pressure where water exists in equilibrium between the liquid phase, the vapor phase, and the solid phase.

与水的三相点,我们定义它为273。,水的三相点,是一个特定的温度和压强,可以使水的液态，气态和固态三相共同达到平衡，三相点是液态。

麻省理工公开课 - 热力学与动力学课程节选