vt. 1.把…倒摔下去，把…猛然扔下。 2.使(人)突然陷入(某种状态) (into)； 使突然发生。 3.拼命催促，促成，促使(危机等)早现。 4.【化学】使沉淀；【物理学】使(水蒸气)凝结。 短语和例子 precipitate sb. into misery 使某人一下子陷入苦海。 precipitate a disaster 闯下一个大祸。 precipitate a war 发动[挑起]战争。 precipitate oneself into (danger) 使自己一下子陷入(危险)。 precipitate oneself upon [against] 猛袭，突击(敌人)。 adj. 1.猛然落下的，倒栽下的；陡斜地落下的；猛冲的；(水流)湍急的。 2.慌张的，急躁的，轻率的。 n. 【化学】沉淀物；【物理学】凝结的水蒸气〔指雨、雪、露等〕；降水。 adv. -ly precipitating adj. 1.急落的；猛冲的。 2.【化学】起沉淀作用的，导致沉淀的。
done with very great haste and without due deliberation; "hasty marriage seldom proveth well"- Shakespeare; "hasty makeshifts take the place of planning"- Arthur Geddes; "rejected what was regarded as an overhasty plan for reconversion"; "wondered whether they had been rather precipitate in deposing the king" 同义词：hasty, overhasty, precipitant, precipitous,
separate as a fine suspension of solid particles
hurl or throw violently; "The bridge broke and precipitated the train into the river below"
bring about abruptly; "The crisis precipitated by Russia''s revolution"
fall vertically, sharply, or headlong; "Our economy precipitated into complete ruin"
fall from clouds; "rain, snow and sleet were falling"; "Vesuvius precipitated its fiery, destructive rage on Herculaneum" 同义词：come down, fall,
a precipitated solid substance in suspension or after settling or filtering
例句与用法
1.
It would only serve to precipitate his ruin . 它只会加速他的毁灭。
2.
He precipitated himself from the housetop . 他由屋顶跳下。
3.
How many wars have been precipitated by firebrands ! 多少次战争是由于煽动者促成！
4.
This precipitate dissolves in an excess of aqueous ammonia . 这个沉淀能溶解在过量的氨水中。
5.
Emitters on trickle system can be blocked by precipitate . 灌溉系统中的发射器会被沉积物所堵塞。
6.
It is cool and filter the precipitated caesium dichloroiodide . 这是冷却，滤出沉淀的二氯碘化铯。
7.
Precipitates are usually collected by centrifugation at intervals . 常常是用离心法分段收集沉淀的。
8.
This important carbide precipitates both inter and intragranularly . 这种重要的碳化物向晶体内和晶体间沉淀。
9.
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。
10.
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。
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