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词典释义:
precipitate
时间: 2023-09-14 16:40:16
雅思托福GRE
英 [prɪˈsɪpɪteɪt , prɪˈsɪpɪtət]
美 [prɪˈsɪpɪteɪt , prɪˈsɪpɪtət]

v. 使(事件、情况;尤指坏事或讨厌之事)突如其来地发生;促成;使…沉淀;使淀析;使突然移动;使(人;物)突然陷入;使(水滴;粉尘)沉降

adj. 轻率的;贸然的;莽撞的;突如其来的;突然的

n. 沉淀物

短语搭配
双语例句
  • His rudeness immediately precipitated the dissatisfaction of others.

    他的粗鲁立即引起了他人的不满。

  • You will pay for your precipitate behavior.

    你要为你轻率的行为付出代价。

  • The precipitate in the test tube was silver.

    试管里的沉淀物是银。

  • An invasion would certainly precipitate a political crisis.

    入侵肯定会促成政治危机

  • I don't think we should make precipitate decisions.

    我认为我们不应该做出仓促的决定。

  • Four compounds, namely 10 nonacosane, 24 methylenecycloartanol, stigmasterol and dacosterol have been isolated from the precipitate of the plant's methanol extract.

    从月腺大戟根甲醇提取液的沉淀部分,鉴定了4种化合物,分别为二十九烷醇10、24亚甲基环阿尔廷醇、豆甾醇和达考甾醇。

  • It would only serve to precipitate his ruin.

    它只会加速他的毁灭。

  • Clouds usually precipitate as rain and snow.

    云常会凝结成雨或雪。

  • The solution is then treated to precipitate uranium oxide.

    得到的溶液之后通过处理来析出铀氧化物。

近义词
adj.
同根词

词根 precipitin

  • precipitant adj. 勇往直前的;急促的;突如其来的 n. [化学] 沉淀剂

  • precipitating adj. 起沉淀作用的;急落的;猛冲的

  • precipitately adv. 猛进地

  • precipitation n. [化学] 沉淀,[化学] 沉淀物;冰雹;坠落;鲁莽

  • precipitator n. [化学] 沉淀剂,[矿业] 沉淀器;催促的人

  • precipitin n. [免疫] 沉淀素

释义
v.

cause (an event or situation, typically one that is bad or undesirable) to happen suddenly, unexpectedly, or prematurely

使(事件、情况,尤指坏事或讨厌之事)突如其来地发生,促成

  • the incident precipitated a political crisis.

    该事件促发了一场政治危机。

[with obj. and adverbial of direction]cause to move suddenly and with force

使突然移动

  • suddenly the ladder broke, precipitating them down into a heap.

    梯子突然断裂,让他们摔作一团。

(precipitate someone/thing into)send someone or something suddenly into a particular state or condition

使(人,物)突然陷入(某种状态)

  • they were precipitated into a conflict for which they were quite unprepared.

    他们陷入了一场不期而来的冲突。

(一般作be precipitated)Chemistry cause (a substance) to be deposited in solid form from a solution

【化】 使(物质)沉淀;使淀析。

cause (drops of moisture or particles of dust) to be deposited from the atmosphere or from a vapour or suspension

使(水滴,粉尘)沉降。

adj.

done, made, or acting suddenly or without careful consideration

轻率的,贸然的,莽撞的

  • I must apologize for my staff their actions were precipitate.

    我必须代员工道歉——他们的行为是轻率的。

(of an event or situation)occurring suddenly or abruptly

(事件,情况)突如其来的,突然的

  • a precipitate decline in Labour fortunes.

    工党的机会的陡然下降。

n.

Chemistry a substance precipitated from a solution

【化】 沉淀物。[ORIGIN: from modern Latin <Italic>praecipitatum</Italic>.]

词源

"early 16th cent.: from Latin praecipitat- ‘thrown headlong', from the verb praecipitare, from praeceps, praecipit)- ‘headlong', from prae ‘before'+caput ‘head'. The original sense of the verb was ‘hurl down, send violently'; hence ‘cause to move rapidly', which gave rise to sense 1 (early 17th cent.)."

  • Bit by bit, microscopic crystals precipitate out of these waters to fill in the empty spaces and pores in your bones.

    渐渐地,这些海水中凝结的微小晶体填充进你骨骼里的细孔。

    《TED-Ed》《TED教育》

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