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柯林斯词典释义

福克斯词典 \ 英汉词典 \

precipitates是什么意思？

precipitates

英[prɪˈsɪpɪˌteɪts] 美[ prɪˈsɪpəˌtəts]

v. （突如其来地）使发生( precipitate的第三人称单数 )，促成，猛然摔下，使沉淀；

例句

Precipitates are usually collected by centrifugation at intervals. 常常是用离心法分段收集沉淀的.
When pollen maturating , many small calcium precipitates distributed in its cytoplasm, especially in nucleus. 接近开花时的成熟花粉粒细胞质中, 细小的钙颗粒主要分布在营养细胞和生殖细胞中.
Near anthesis, synergids formed filiform apparatus in which abundant calcium precipitates accumulated pollen tubes entering. 开花当天助细胞珠孔端的丝状器中聚集了大量的钙颗粒.
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.
Water precipitates camphor from its alcoholic solution. 水能把樟脑从其酒精溶液中淀析出来.

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柯林斯高阶英汉双解学习词典释义

VERB

使（通常指不好的事件或形势）突然发生；加速

If something precipitates an event or situation, usually a bad one, it causes it to happen suddenly or sooner than normal.
例句
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。
ADJ-GRADED

（行动或决定）仓猝的，贸然的，突然的

A precipitate action or decision happens or is made more quickly or suddenly than most people think is sensible.
例句
I don't 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。

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