v.(动词)

1. vt. & vi. (使)突然发生 (cause to) happen suddenly or sooner; hasten
2. vt. 使突然陷入 throw sb/sth suddenly into
3. vt. 沉淀,析出 cause a substance to do this
4. vt. & vi. (使水汽)冷凝成为雨、雪等 (cause vapour to) condense from rain, snow etc.

Noun:

1. a precipitated solid substance in suspension or after settling or filtering

Adjective:

1. done with very great haste and without due deliberation;

   "hasty marriage seldom proveth well"
   "hasty makeshifts take the place of planning"
   "rejected what was regarded as an overhasty plan for reconversion"
   "wondered whether they had been rather precipitate in deposing the king"
   

Verb:

1. bring about abruptly;

   "The crisis precipitated by Russia's revolution"
   

2. separate as a fine suspension of solid particles

3. fall from clouds;

   "rain, snow and sleet were falling"
   "Vesuvius precipitated its fiery, destructive rage on Herculaneum"
   

4. fall vertically, sharply, or headlong;

   "Our economy precipitated into complete ruin"
   

5. hurl or throw violently;

   "The bridge broke and precipitated the train into the river below"
   

The verb is pronounced /prɪ'sɪpəteɪt/. The adjective is pronounced /prɪ'sɪpɪtət/. 动词读作 /prɪ'sɪpəteɪt/，形容词读作/prɪ'sɪpɪtət/。

1.使（通常指不好的事件或形势）突然发生；加速
If somethingprecipitates an event or situation, usually a bad one, it causes it to happen suddenly or sooner than normal.

precipitate

e.g. The killings in Vilnius have precipitated the worst crisis yet...
维尔纽斯的几起谋杀事件导致了迄今为止最严重的危机。
e.g. A slight mistake couldprecipitate a disaster.
小错误可能会招致大灾难。

2.（行动或决定）仓猝的，贸然的，突然的
Aprecipitate action or decision happens or is made more quickly or suddenly than most people think is sensible.

precipitate

e.g. I don't think we should makeprecipitate decisions...
我认为我们不应该贸然作出决定。
e.g. Many of our current problems have been caused byprecipitate policy making in the past.
我们目前的很多问题都是由过去仓猝制定的政策导致的。

precipitately
Somebody hired from another country is not likely to resign precipitately...
外国雇员不可能贸然辞职。
He hurried precipitately away.
他突然匆忙离开。

1. precipitate

1. 沉淀物：最後的数字只可是0或5.溶液浓度计算准确至四位小数.- 质化分析 (Qualitative analysis) 的实验不涉及任何数量化结果,那麼便应详述实验中的可见观察结果 (visible observation),例如有否沉淀物 (precipitate) 及其颜色,有否气体放出及其颜色及测试其身份的结果,

2.

2. 沉淀：水质当中所含钙离子与镁离子,会在槽液之中形成沉淀(precipitate)物质,也会影响贯孔制程中所用的其他槽液. 所以槽液所须的水质,最好使用去离子水,至少也要使用经过处理之后的软水(Soft Water),以免影响槽液的操作进行.检查一下钻孔制程所用的钻针是否锐利,

3. 沈淀物：将上清液与沈淀物(precipitate)分开,分析步骤如下:2.0 c.c. 2.0 c.c. 加入上述试剂可将沈淀物溶解. Vortex混匀并放置常温10分钟. 若有不沈淀之杂质,用离心法将之弃除. 每一样品要在335-390 nm 波长扫描 (以空白管做为blank),

His resignation precipitated a leadership crisis.

他的辞职立即引发了领导层的危机。

The assassination of the president precipitated the country into war.

总统被暗杀使国家骤然陷入战争状态。

to act precipitately

贸然行事

The killings in Vilnius have precipitated the worst crisis yet...

维尔纽斯的几起谋杀事件导致了迄今为止最严重的危机。

A slight mistake could precipitate a disaster.

小错误可能会招致大灾难。

I don think we should make precipitate decisions...

我认为我们不应该贸然作出决定。

Many of our current problems have been caused by precipitate policy making in the past.

我们目前的很多问题都是由过去仓猝制定的政策导致的。

He thought Miss Archer sometimes of too precipitate a readiness.

他觉得,阿切尔小姐有时太性急,太直接了当.

The color is steady and is precipitate with the content of finance building.

建筑色彩稳重、沉淀与金融建筑的内涵相协调.

Iron and aluminum compounds precipitate as a voluminous sludge.

铁和铝的化合物成为一种体积庞大的蓬松的游渣沉淀下来.

We don want to do anything that would precipitate a downgrade.

我们不想做任何会导致评级下调的事情.

At these levels carbon does not precipitate like oxygen, nor is it electrically active.

这些浓度下碳既不象氧一样沉淀, 也不呈电活性.

Forsteritic olivine almost invariably represents primary precipitate material.

镁质橄榄石几乎总是代表了原生沉淀物.

Adding sulphate to the solution will give a precipitate.

将硫酸盐加入该溶液会产生沉淀.

All gravimetric measurements require some sort of crucible or dish to hold the residue or precipitate.

所有重量分析需要某种坩埚或器皿保留残渣或沉淀物.

On the approach of the enemy, either reckless battle or precipitate flight would be proposed.

敌人来了,主张拚一下, 否则就要逃跑.

Through one - year production test, intensified liquor processor proved its excellent performance in precipitate removal.

通过一年的生产试验证明:加强型酒处理机对白酒的除浊效果较好.

Once, in trying to stem a precipitate retreat, he was wounded and his leg broken.

有一次, 为了阻止队伍溃退, 他受了伤,腿骨折了.

Lactic acid fungus beverage can keep even stable state often, easy to layer and precipitate.

乳酸菌饮料常常不能保持均匀的稳定状态, 易分层和沉淀.

The drugs may precipitate a first attack in unrecognized cases of this rare condition.

当这种少见的疾病未被查出时,应用此药促使其第一次发作.

Clouds usually precipitate as rain or snow.

云常会凝结成雨或雪.

This precipitate dissolves in an excess of aqueous ammonia.

这个沉淀能溶解在过量的氨水中.

It would only serve to precipitate his ruin.

它只会加速他的毁灭.

She was frightened by the precipitate shock and could not speak a word for few minutes.

她被这突如其来的打击吓得好几分钟讲不出一句话来.

A cool breeze caused a precipitate drop in the temperature.

冷风使温度急降.

Addition of 4 equivalents of 3 N HCl a thick precipitate that was collected by filtration.

3晚的当量的盐酸了厚厚的沉淀是由过滤收集.

All this will precipitate an economic crisis.

所有这些会促成经济危机.

Differences between expectations and reality often precipitate tension and, ultimately, claims.

预期和现实之间的差距经常造成关系紧张并最终形成诉讼请求.

用作不及物动词S+～(+A)

1. Rain precipitates.
   突然下起了雨。
2. Crisis precipitated, as people expected.
   正像预料的那样,危机一下子出现了。

用作及物动词S+～+ n./pron.

1. The waterfall precipitates itself between the mountains.
   瀑布在山间急泻而下。
2. Her remark precipitated my decision.
   她的话促使我仓促作出决定。
3. Falling sales precipitated the failure of the company.
   销售额下降促使该公司倒闭。
4. All this would reduce profits and precipitate an economic crisis.
   所有这一切将会减少利润,导致经济危机。
5. Fears about the solvency of the banks precipitated the great economic crash.
   对银行偿付能力出现恐慌更加速了经济的崩溃。
1
6. How many wars have been precipitated by firebrands!
   多少次战争是由煽动者所引起!

precipitate as (v.+prep.)

凝结成… condense into sth
precipitate as sth

Clouds usually precipitate as rain or snow.

云常会凝结成雨或雪。

precipitate from (v.+prep.)

从…中冷凝; 从…淀析出 condense from sth; cause a substance to do this from sth

precipitate into (v.+prep.)

猛摔进…; 使突然进入,陷入… throw forwards or downwards with great force into sth; force (sb/sth) suddenly into (a state or activity, usually bad)
precipitate sb/oneself/sth into sth

The cart overturned and precipitated us into the ditch.

车子翻了,我们被摔进了沟里。

The accident precipitated them into the depth of adversity.

意外事故使他们一下子陷入了苦海。

He precipitated himself into new troubles.

他突然陷入新的烦恼之中。

He precipitated himself into fight.

他奋力投入搏斗。

The border incident precipitated the two countries into war.

边境事件使两国突然陷入战争。

The civil war precipitated the country into a crisis.

内战使这个国家一下子陷入了危机。

She put up her hair and suddenly she was precipitated into maturity.

她把头发束起,一下子就变得像大人了。

The company was precipitated into ruin when the exchange rate dropped.

汇率下降时,公司一下子破了产。

precipitate to (v.+prep.)

使…突然…到 force (sb/sth) suddenly to sth
precipitate sth to sth

He lost his footing and was precipitated to the ground.

他失足摔倒在地上。

～+介词

• precipitate%20against%20sb">precipitate against sb攻击某人
• precipitate%20sth%20down%20a%20cliff">precipitate sth down a cliff自山崖上抛下某物
• precipitate%20from%20the%20housetop">precipitate from the housetop从屋顶跳下
• precipitate%20in%20sth">precipitate in sth在…上突然进入
• precipitate%20a%20country%20into%20war">precipitate a country into war使某个国家突然陷入战争
• precipitate%20oneself%20into%20danger">precipitate oneself into danger使自己突然陷入危险
• precipitate%20sb%20into%20misery">precipitate sb into misery使某人突然陷入苦海
• precipitate%20over%20sth%20into">precipitate over sth into使从…上进入
• precipitate%20to">precipitate to使到…的地步
• precipitate%20upon">precipitate upon攻击

• And Dadaces..spear-struck fell precipitate from his ship.

  出自：J. S. Blackie

• No alternative but to perish by the..sword, or to precipitate themselves into the ocean.

  出自：T. Pennant

• He became aware..that there was suddenly nothing to tread on, and found himself precipitated downwards.

  出自：T. Hardy

• Is it into this world of jangling suspicion..that the clergy of the future are to be precipitated?

  出自：R. Lynd

v.(动词)

1. precipitate的基本意思是“(使)突然发生; 使突然陷入”,指缺乏应有的考虑和准备而仓促决定或采取行动。引申可作“沉淀,析出”“冷凝”解。
2. precipitate可用作及物动词,也可用作不及物动词。用作及物动词时接名词或代词作宾语。
3. precipitate接介词into表示“突然使某人〔物〕进入某种状态”。