precipitation是什么意思

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precipitation是什么意思precipitation是什么意思precipitation是什么意思1)仓促,鲁莽,如:toactwithprecipitation(仓促行事).2)separ

precipitation是什么意思
precipitation是什么意思

precipitation是什么意思
1) 仓促,鲁莽,如:to act with precipitation(仓促行事).
2) separation of a solid substance from the liquid in which it is held,即沉淀,淀析(化学).
3) (雨,雨夹雪,雪,雹子等的)降落,如:a heavy precipitation(一场大雨或雨夹雪,雪,雹子).

precipitation n. 仓促
沉淀是 deposition

沉淀(化学)

precipitation
pre.cip.i.ta.tion
AHD:[pr¹-s¹p”¹-t³“sh…n]
D.J.[pri7sipi6tei.*n]
K.K.[pr!7s!p!6te.*n]
n.(名词)
A headlong fall or rush.
猛然落下或冲下
Abrupt o...

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precipitation
pre.cip.i.ta.tion
AHD:[pr¹-s¹p”¹-t³“sh…n]
D.J.[pri7sipi6tei.*n]
K.K.[pr!7s!p!6te.*n]
n.(名词)
A headlong fall or rush.
猛然落下或冲下
Abrupt or impulsive haste.
急躁或冲动
A hastening or an acceleration, especially one that is sudden or unexpected:
陡然,促然:尤指突然的或出乎意料的急促或加速:
He is responsible for the precipitation of his own demise.
他得为自己的卒死负责
Abbr. pptn.Meteorology
缩写 pptn.【气象学】
Any form of water, such as rain, snow, sleet, or hail, that falls to the earth's surface.
降水:暴雨、雪、冻雪或冰雹降落到地表的任何形式的水
The quantity of such water falling in a specific area within a specific period.
降水量:某一特定时期内特定区域的降水数量
Chemistry The process of separating a substance from a solution as a solid.
【化学】 沉淀:把物质从溶液中分解为固体的过程

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沉淀剂