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

• 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。
• 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；
• The influence on precipitation acidity in different time and space is not alike due to geographical and meteorological conditions.
  由于当地地理位置和气象条件的差异，不同的时间和不同空间里影响的程度也不同。
• 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。
• 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 tempering operation may be described as one of precipitation and agglomeration or coalescence of cementite.
  回火作业可以描述为渗碳体析出和凝聚或聚结的过程。
• In this work, we present a novel method for studying the molecular imprinting process in precipitation polymerization systems.
  在这篇论文中，我们展示了一种新方法来研究沉淀聚合系统中的分子印记过程。
• 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。
• Finally, we used multi-regression to derive the relation between growing season, temperature and precipitation.
  最后利用多元回归分析方法探讨了植被生长季与温度和降水的关系。
• 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。