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。
• We have as much rainfall here as Beijing.
  我们这儿的雨量和北京一样多。
• Rainfall has been evenly distributed this year and a good harvest can be expected.
  今年雨水调匀，丰收可望。
• Roof runoff water quality was affected by rainfall, rainfall intensity, roof material, season and air temperature.
  屋面径流水质主要受降雨量、降雨强度、屋面材料、季节和气温的影响。
• Rainfall is well distributed.
  雨水调和。
• The urban rainfall runoff pollution originates from the precipitation, the urban surface and the drainage system.
  城市降水径流污染中的污染物主要来自降水、城市地表和排水系统。
• The climate affects the amount of the rainfall.
  气候影响了降雨量。
• 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。
• Rainfall is plentiful in the area.
  这个地区雨量充足。
• 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。