surface moisture

• 表面水分

surface moisture的用法和样例：

例句

1. The water fell there as rain,and we know that rain is made by the sun's heat evaporating the water on the earth's surface.
   水作为雨下来，我们知道，雨是由于太阳的热量使地球表面水分蒸发而形成的。
2. There is no free water standing on the surface.
   没有自由水积聚在表面。