题目

英语翻译
When water is heated,it turns into vapor,when vapor is cooled,it turns into water.The air can hold certain amount of vapor at certain temperature.As the temperature goes up,the air can hold more.So heated water turns into vapor.vapor travels with air.When the air becomes cooler,it cannot hold that much vapor.Then vapor becomes water.When water falls from sky,it's called "rain".

提问时间：2020-08-05

答案

当水被加热后,它会转化成水蒸气,当水蒸气受冷,它会转化为水.空气在一定的温度下能承受一定的水蒸气.当气温上升的时候,空气可以承受更多.因此加热的水转化为水蒸气,水蒸汽和空气一起移动.当空气变冷的时候,它就不能承受那么多的水蒸汽了.然后水蒸汽成为水,当水从天际降落,那就是“雨”