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  • precipitate怎么读



    precipitate是什么意思

    英:[prɪ'sɪpɪteɪt] precipitate怎么读 美:[prɪ'sɪpɪtet] precipitate怎么读

    precipitate 是什么意思


    n. [化学] 沉淀物

    precipitate 记忆方法


    1. pre- "before, forth" + cipit- + -ate.
    2. 本义为:头向前、朝前倾斜。很显然这会造成不稳定,进而导致摔倒、摔下、坠落,由此引申为:猛然摔下,坠落,又由此引申为沉淀。以及由头向前而表示的那种不沉稳之意,进而引申为:轻率、鲁莽、急促。

    precipitate 中文词源


    precipitate 一头栽下,沉淀,凝结,降水,降雪

    pre-,在前,-cip,头,词源同cap,captain,-ate,使。即使头在前,一头栽下,后用于气象术语,降水,降雪,引申物理术语沉淀,沉积,积灰,如Electrostatic Precipitator,电除尘器。

    precipitate 鲁莽的,仓促的

    pre-,在前,-cip,头,词源同cap,captain,-ate,形容词后缀。即使头在前的,一头栽下的,引申 词义鲁莽的,仓促的。

    英语词源


    precipitate (v.)
    "to hurl or fling down," 1520s, a back formation from precipitation or else from Latin praecipitatus, past participle of praecipitare "to throw or dive headlong," from

    precipitate 权威例句


    1. Adding sulphate to the solution will give a precipitate.
    将硫酸盐加入该溶液会产生沉淀.

    来自《简明英汉词典》

    2. A cool breeze caused a precipitate drop in the temperature.
    冷风使温度急降.

    来自《简明英汉词典》

    3. Clouds usually precipitate as rain or snow.
    云常会凝结成雨或雪.

    来自《简明英汉词典》

    4. The king was too precipitate in declaring war.
    国王在宣战一事上过于轻率.

    来自《简明英汉词典》

    5. It would only serve to precipitate his ruin.
    它只会加速他的毁灭.

    来自《现代汉英综合大词典》

    precipitate 造句


    1. The one thing that could precipitate a sudden Chinese move out of dollars is serious economic and financial mismanagement in the United States.
    唯一一个可以促成中国逃离美元的原因可能是在美国投资金融管理不当和当地严重的经济问题。

    blog.sina.com.cn

    2. Lloyd George suspected that the French were trying to precipitate the disintegration of Germany by sponsoring a break-away Rhineland state (as indeed they were).
    劳埃德·乔治怀疑法国人正在通过资助莱茵州的分裂(法国人确实这样做了),试图促成德国的解体。

    article.yeeyan.org

    3. To recover the metallic gold, we now need to precipitate the gold that’s in solution.
    要想获得固态的金,我们现在就需要让溶液中的金沉淀。

    article.yeeyan.org

    4. When itreaches the surface, the hydrogen combines with oxygen to form water,allowing solid white sulfur to precipitate into the ocean.
    当它到达水面,氢与氧结合形成水,使纯白色的硫沉淀到海里。

    article.yeeyan.org

    5. This sodium bisulfite is what will allow the gold to precipitate.
    亚硫酸氢钠正是使金沉淀的物质。

    article.yeeyan.org

    6. If the solution is too far from the IEP, the proteins are highly soluble and surface tension gradients never develop; too close, and the proteins precipitate out.
    如果溶液远离这个等电位点,那么蛋白质会是高度可溶的因此表面张力梯度就无法形成;如果太接近这个等电位点,蛋白质会析出沉淀。

    article.yeeyan.org

    7. It would only serve to precipitate his ruin.
    它只会加速他的毁灭。

    danci.911cha.com

    8. German officials have predicted that Greece will default, which, if it happens, could precipitate a new round of panic.
    德国官方已经预测称希腊可能会违约,如果这真的发生,可能导致一轮新的痛苦。

    article.yeeyan.org

    9. Yet I did not consider volcanic eruptions, earthquakes, or financial bubbles, simply because none of those seemed likely to precipitate catastrophes.
    但我没有考虑火山喷发、地震或者金融泡沫,这只是因为它们没有一个看起来可能是会突然降临的灾难。

    article.yeeyan.org

    10. There are several ways to produce gold particles, but most involve dissolving chloroauric acid, also called gold salts, in liquid and adding chemicals to precipitate gold atoms.
    目前有几项常规的方法被用于制造金微粒,但多数都会涉及在液态下使用到溶解的氯金酸(又称金盐)及添加化学品以沉降金原子。

    article.yeeyan.org

    11. The latest mistaken prediction was that the internet--a simple way of sending electronic correspondence--would precipitate a sharp decline in snail mail.
    最新的一个错误预言是因特网,这一简便的传送电子信函的方式,将会促使传统信件数量的锐减。

    www.elanso.com

    12. The latest mistaken prediction was that the internet--a simple way of sending electronic correspondence--would precipitate a sharp decline in snail mail.
    最新的一个错误预言是因特网,这一简便的传送电子信函的方式,将会促使传统信件数量的锐减。

    www.elanso.com

    13. It would only serve to precipitate his ruin.
    它只会加速他的毁灭。

    -- 来源 -- 英汉 - 辞典例句

    14. That, in turn, might precipitate a sweeping restructuring of international financial obligations.
    这种情况又可能促使国际金融债务在结构上的全盘调整。

    -- 来源 -- 英汉 - 辞典例句

    15. 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。

    -- 来源 -- 英汉 - 辞典例句

    16. This precipitate dissolves in an excess of aqueous ammonia.
    这个沉淀能溶解在过量的氨水中。

    -- 来源 -- 英汉 - 辞典例句

    17. 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。

    -- 来源 -- 英汉 - 辞典例句

    18. precipitate a conflict
    促成冲突

    -- 来源 -- 英汉 - 辞典例句

    19. 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。

    -- 来源 -- 英汉 - 辞典例句

    20. Systemic use of the anti-muscarinic agents can also precipitate glaucoma in such predisposed patients.
    对於有这种发病倾向的患者,全身性应用抗毒蕈碱类药物也能诱发青光眼。

    -- 来源 -- 英汉 - 辞典例句

    21. The clouds precipitate/are precipitatedas snow in winter.
    在冬天云冷凝成为雪.

    -- 来源 -- 英汉 - 辞典例句

    22. 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。

    -- 来源 -- 英汉 - 辞典例句

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