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

• 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。
• 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。
• Rainfall affects the moisture content of the atmosphere.
  降雨会影响空气湿度。
• The area south of the Yangtze River enjoys plentiful rainfall.
  江南一带雨量充足。
• The mean yearly rainfall is20 inches.
  平均年降雨量为20英寸。
• Scientists combine data and mathematical models to predict changes in temperature and rainfall.
  科学家把数据和数学模型结合起来，去预测温度和降雨量的变化。
• 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。
• Rainfall had dislodged debris from the slopes of the volcano
  雨水冲走了火山坡面上的岩屑。
• There have been four years of below average rainfall.
  已经有4年降雨量低于平均值了。