water falling in drops from vapor condensed in the atmosphere 同义词:rain,
其他语种释义
rainfallとは意味:rainfall n. 降雨; 降水量. 【動詞+】 ◆This area of the country has (a) very low rainfall. その国のこの地方は降雨がごく少ない ◆Evaporation from an artificial lake may increase rainfall. 人工湖から生じる蒸発が降水量を高めるかもしれない ◆factors that inf...