The partial pressure of the water, of gaseous water above that equilibrium of ice and water is not one bar, it's much less.

哪里错了吗？,问题在于,冰水混合物上方的,大气中水蒸气的分压，不是一个大气压。

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