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 precipitation, texture and formability by the addition of Nb and Ti in ferritic stainless steel were investigated.
  研究了铌钛对铁素体不锈钢析出相，织构和成形性的影响。
• 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 present paper is mainly about the relationship between Arctic Sea-Ice and the precipitation of North china.
  文中主要研究了北极海冰与中国华北地区降水的关系。
• 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。
• Sulfur dioxide and nitrogen oxides also cause acidic precipitation, commonly called acid rain.
  二氧化硫和氨氧化物引起酸性降雨，常称为酸雨。
• 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。
• Precipitation waters include rain, fog, frost, mist, hail, snow and glacier water.
  包括降雨、雾、霜、冰雹、雪、和冰川。
• 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。
• 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。