precipitation

英 [prɪˌsɪpɪˈteɪʃn]

美 [prɪˌsɪpɪˈteɪʃn]

n.  降水，降水量(包括雨、雪、冰等); 沉淀; 淀析

复数：precipitations　

TOEFLGREIELTS化学

BNC.17263 / COCA.11784

牛津词典

noun

• 降水，降水量（包括雨、雪、冰等）
  rain, snow, etc. that falls; the amount of this that falls
  1. an increase in annual precipitation
     年降水量的增加
• 沉淀；淀析
  a chemical process in which solid material is separated from a liquid

柯林斯词典

• 降水
  Precipitationis rain, snow, or hail.
• 沉淀；沉析
  Precipitationis a process in a chemical reaction which causes solid particles to become separated from a liquid.

英英释义

noun

• overly eager speed (and possible carelessness)
  1. he soon regretted his haste
  Synonym:hastehastinesshurryhurriedness
• an unexpected acceleration or hastening
  1. he is responsible for the precipitation of his own demise
• the act of casting down or falling headlong from a height
• the falling to earth of any form of water (rain or snow or hail or sleet or mist)
  Synonym:downfall
• the process of forming a chemical precipitate
• the quantity of water falling to earth at a specific place within a specified period of time
  1. the storm brought several inches of precipitation

双语例句

• 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。
• Relation between temperature and precipitation with beginning dates of growing season is more significant than with end dates.
  生长季开始日期与温度和降水的关系比结束日期要显著。
• Increased precipitation intensity and variability is projected to increase the risks of flooding and drought in many areas.
  许多地方降水强度和变率的增加将使洪旱危险性上升；
• Wetland design can moderate peak flow rate and volume of runoff discharge and sediment deposition during precipitation events.
  湿地项目可以缓和雨洪峰值流率及降水过程中的径流排放量和沉淀量。
• It plays an increasingly important part in meteorology for cloud, precipitation, hail and thunderstorm detection as well as the navigation of aircraft and ships.
  它在对云层、降水、冰雹和雷暴的气象探测以及在船舰和飞机的导航中，起着日益重要的作用。
• The commodity value of vinegar is seriously influenced by turbidity and precipitation.
  食醋浑浊与沉淀严重影响了食醋的商品性。
• The annual precipitation and summer precipitation are very similar in terms of time scales and cycle characteristics.
  年降水量与夏季降水量在时间尺度和周期特征方面非常相似。
• Major treatment methods for arsenic include sulfide precipitation, or complexation with polyvalent heavy metals.
  砷的主要处理方法有硫化物沉淀法，或与多价重金属络合。
• It takes into account both the ensemble otherness of members and probability distributing of precipitation.
  这个方法既考虑了集合成员总体的差异性又考虑了降水的概率分布。
• Increase of spring temperature and precipitation promotes early beginning dates of growing season.
  春季温度和降水上升，促进生长季开始日期提前。