rainwater

名词 rainwater:

1. drops of fresh water that fall as precipitation from clouds
   同义词：rain

1. This material is impervious to rainwater.
   这种材料防雨。
2. The rainwater drips from the eaves.
   雨水从屋檐滴下。
3. We had to slake ourselves with rainwater in the desert.
   在沙漠中我们不得不用雨水解渴。
4. He erected some contrivance for storing rainwater.
   他装设了一种贮存雨水的器具。

rain.wat.er

n.（名词）
Water that has fallen as rain and contains little dissolved mineral matter.
雨水：作为雨降下的水，含有少量溶解了的矿物质