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

• The mean yearly rainfall is20 inches.
  平均年降雨量为20英寸。
• Satellites can provide almost immediate estimates of changing rainfall, land surface temperature and vegetation condition.
  卫星可以提供对于变化的降雨量、陆地表面温度和植被环境的几乎即时的估计。
• The physical characteristics of the two mesoscale systems and their relation with rainfall is also analyzed.
  对这些中尺度系统的物理量场特征和它们与强降水的关系进行了分析研究。
• 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。
• 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。
• Rainfall is well distributed.
  雨水调和。
• Rainfall this year exceeded the yearly average.
  今年的雨量超过了年平均降雨量。
• The nonlinearity of monthly rainfall time series in Yunnan province is investigated by using the theory of complex system.
  应用复杂系统理论和方法研究了云南地区月降雨量时序数据的非线性特性。
• Temperature and rainfall are variables.
  气温和降雨量是变量。
• 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。