rainfall
US /ˈreɪn.fɑːl/
UK /ˈreɪn.fɑːl/

名词
1.
降雨量, 雨量
the amount of rain, snow, etc., that falls in a particular area during a particular amount of time
示例:
•
The region experienced heavy rainfall last month.
该地区上个月经历了强降雨。
•
Average annual rainfall in this area is about 800 mm.
该地区年平均降雨量约为800毫米。
在 Lingoland 学习这个单词