降雨量

• The mean yearly rainfall is20inches
  每年平均降雨量是二十英寸。
• Up to fifty centimeters of rain can fall
  超过50厘米的降雨量。
• The rainfall averages 36 inches a year
  年降雨量平均为36英寸
• Rainfall from december to february only accounts for 5 . 53 %
  2 2月）的雨量一股仅占年降雨量的5
• The mountains rejoice in an average annual rainfall of thirty inches
  山区的年平均降雨量为30英寸。
• Temperature and rainfall are variables
  气温和降雨量是变量。
• Annual rainfall of less than 600 mm
  全年降雨量少于600毫米。
• The rainfall could total 20 inches
  降雨量将达到20英寸。
• Recently , too much rain fell for some crops in the southeastern plains
  近来，东南的草原上降雨量过大。