rainfall

英 [ˈreɪnfɔːl]

美 [ˈreɪnfɔːl]

n.  降雨量; 下雨

复数：rainfalls　

高考TOEFLIELTSTEM8经济

Collins.1 / BNC.10343 / COCA.9169

牛津词典

noun

• 降雨量；下雨
  the total amount of rain that falls in a particular area in a particular amount of time; an occasion when rain falls
  1. There has been below average rainfall this month.
     这个月的降雨低于平均降雨量。
  2. an average annual rainfall of 10 cm
     10厘米的年平均降雨量

柯林斯词典

• N-UNCOUNT （降）雨量
  Rainfallis the amount of rain that falls in a place during a particular period.
  1. There have been four years of below average rainfall.
     已经有4年降雨量低于平均值了。

英英释义

noun

• water falling in drops from vapor condensed in the atmosphere
  Synonym:rain

双语例句

• Erosion and sediment yield process of soil dumped by people have been analyzed by simulated rainfall experiments.
  通过人工模拟降雨实验，研究分析了强降雨条件下人为弃土的侵蚀产沙量及侵蚀过程。
• Rainfall had dislodged debris from the slopes of the volcano
  雨水冲走了火山坡面上的岩屑。
• In the middle to high latitudes rainfall has risen steadily over the last 20-30 years.
  在过去二三十年里，中高纬度地区的降雨量持续增加。
• The size of the crop is a function of the quality of the soil and the amount of rainfall.
  庄稼收获量的多少与土质和雨量有着密切的关系。
• Rainfall affects the moisture content of the atmosphere.
  降雨会影响空气湿度。
• Rainfall has been fairly well-distributed this year.
  今年的雨水很均匀。
• Temperature and rainfall are variables.
  气温和降雨量是变量。
• In addition, the hygroscopic seeding of summertime convective clouds shows some promise to enhance rainfall.
  夏季对流云的吸湿性播种显示了一些承诺，以加强降雨。
• This brings dry air over the African continent, reducing rainfall.
  这为非洲大陆带来了更多干燥的空气，减少了降雨量。
• Victoria Falls has had above average levels of rainfall this year
  维多利亚瀑布今年的降雨量超过了平均水平。