rainfall

/ˈreɪnfɔːl/📚 9387 26 1托福雅思高考
Rainfall is the amount of rain that falls in a place during a particular period. 降雨量

noun [抽象名词]降雨;降雨量

There have been four years of below average rainfall.
已经有4年降雨量低于平均水平了。

rain(雨) + fall(下降) → 降雨
单词造句:
网友用“Rainfall”造句精选
There has been below average rainfall this month. 这个月的降雨低于平均降雨量。
Record levels of rainfall fell over the southeast of the country. 该国东南部降下了最高纪录的雨量。