condensation heat transfer

例句：

1. 1.The water in the glass has begun to condense into a droplet.
   玻璃中的水开始凝结成一滴。
2. 2. The heat from the engine causes the air around it to condense into water droplets.
   发动机产生的热量使周围的空气凝结成水滴。
3. 3.When the temperature drops below freezing point, the liquid will condense back into a solid state.
   当温度降到冰点以下时，液体会重新凝结成固态。