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

• They also modified the precipitation at the transplant sites based on altered rainfall estimates.
  根据预期的降雨量变化，他们还改变了移植地的降水量。
• It is an important process for seeded precipitation in sodium aluminate solutions.
  氧化铝生产过程中，铝酸钠溶液的晶种分解是一个非常重要的过程。
• Similarly there is more precipitation in the Tibetan plateau, probably because of climate change.
  类似地，青藏高原的降水量也增加了，或许是由于气候变化。
• The precipitation and filtration properties of prussian blue waste water are discussed.
  讨论了华蓝废水的滤过性能和沉降性能。
• Feasibility, the technological process and effect of inclined plate precipitation deoiling devices in waste water treating are presented.
  介绍了斜板沉淀除油器在处理排放废水中的可行性及其工艺流程和处理效果。
• The seasonal change of soil moisture had closed correlation to seasonal change of precipitation.
  土壤含水量的季节性变化，与降水量的季节性变化密切相关。
• Kuitun environmental monitoring station monitored acid rain in2002 for mastering atmospheric precipitation status and major contamination of Kuitun city.
  为了解奎屯市大气降水状况及主要污染物，奎屯市监测站于2002年对大气降水进行了为期一年的酸雨监测。
• 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 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。
• 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。