| 例句 |
noun There has been below average rainfall this month. 这个月的降雨低于平均降雨量。 an average annual rainfall of 10 cm10 厘米的年平均降雨量 The area has a high annual rainfall. There have been heavy rainfalls this month. We need a good rainfall to save the crops. We have an average annual rainfall of around 750 mm. |