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

• 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。
• There have been four years of below average rainfall.
  已经有4年降雨量低于平均值了。
• 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。
• Temperature and rainfall are variables.
  气温和降雨量是变量。
• 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。
• Failing a heavy rainfall soon, the drought will become serious.
  如果最近不下一场雨，旱情将更趋严重。
• 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 affects the moisture content of the atmosphere.
  降雨会影响空气湿度。
• 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。
• 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。