air evaporation

例句：

1. 1.Air evaporation is the process by which water vapor in the air turns into liquid droplets.
   空气蒸发是空气中的水蒸气变成液态水滴的过程。
2. 2.During the summer, air evaporation can cause the ground to become dry and dusty.
   夏天，空气蒸发会使地面变得干燥和尘土飞扬。
3. 3. The scientist observed that air evaporation was responsible for the cooling effect of the lake surface.
   科学家观察到，空气蒸发是湖面冷却效应的原因。