moisture; rainfall

1. 淋溶作用當降雨量超過蒸發(fā)量時，土壤中溶解或懸浮物的向側(cè)面或向下的運動
   The lateral or downward movement of dissolved or suspended material within soil when rainfall exceeds evaporation.
2. 每年平均降雨量是二十英寸。
   The mean yearly rainfall is20 inches.
3. 夏季季風夏季從西南或南方吹來的并能給亞洲南部帶來大量降雨的風
   A wind from the southwest or south that brings heavy rainfall to southern Asia in the summer.
4. 年降雨量平均為36英寸。
   The rainfall averages 36 inches a year.

降的英語翻譯：

雨的英語翻譯：