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柯林斯高阶英汉双解学习词典释义
  • N-UNCOUNT
    降水
    Precipitation is rain, snow, or hail.
  • N-UNCOUNT
    沉淀;沉析
    Precipitation is a process in a chemical reaction which causes solid particles to become separated from a liquid.
英汉词典释义
英英词典释义
  • Noun
    1. the quantity of water falling to earth at a specific place within a specified period of time;
    "the storm brought several inches of precipitation"
    2. the process of forming a chemical precipitate
    3. the falling to earth of any form of water (rain or snow or hail or sleet or mist)
    4. the act of casting down or falling headlong from a height
    5. an unexpected acceleration or hastening;
    "he is responsible for the precipitation of his own demise"
    6. overly eager speed (and possible carelessness);
    "he soon regretted his haste"
行业词典
  • 农学: 沉淀;降水;又称 :降水(cloudiness);
    冶金学: 沉淀;
    医学: 沉淀作用:沉淀的作用或过程;
    地质学: 淀积[作用];
    大气科学: 降水;自云中降落到地面上的水汽凝结物。有液态或固态两种降水形式。;
    水利: 降水;水汽凝结以后从空中降落到地球表面的液态或固态水。;降水量;"在一定时段内,从大气降落到地球表面的液态和固态水所折 算的水层深度。";
    物理学: 脱溶[作用];
    电工: 降水;
    药学: 沉淀[反应];