water vapor

Water vapor is water in the form of a gas.

水蒸气是气态的水。

The Cryophorus consists of a glass tube with a bulb on each end containing water and water vapor.

此冰晶体形成器是一细长玻璃管两端并各有一玻璃球,球里有水水蒸气。

It Is necessary to include as a heat source In the thermodynamic energy equation at erm which represems the timerate of release of the latent heat of condensation of water vapor.

有必要把代表水汽凝结潜热释放的随时间变化率的一项作为热源项包括在热力学能量方程中。