1
the precipitate of [substance]
表示某物质产生的沉淀物。
The precipitate of the reaction was collected.
反应的沉淀物被收集起来。
沉淀物；沉淀
precipitates — plural of precipitate
先理解核心含义，再看它在真实句子里的用法。
沉淀物；沉淀
A solid that separates from a solution during a chemical or physical change.
The precipitate of the reaction was collected.
反应的沉淀物被收集起来。
由过程、事件或行动产生的产物。
A product resulting from a process, event, or course of action.
从溶液液相中析出的固体。
A solid that exits the liquid phase of a solution.
After the chemical reaction, a white precipitate formed at the bottom of the flask.
化学反应后，烧瓶底部形成了一种白色沉淀物。
The precipitate was collected and analyzed under a microscope.
收集了沉淀物并在显微镜下进行分析。
Filter the solution to remove any insoluble precipitate.
过滤溶液以去除任何不溶性沉淀物。
表示某物质产生的沉淀物。
The precipitate of the reaction was collected.
反应的沉淀物被收集起来。
用形容词描述沉淀物的外观或性质。
A white precipitate formed in the test tube.
试管中形成了白色沉淀物。
precipitate 作为主语，后接动词描述其行为。
The precipitate settles at the bottom.
沉淀物沉到底部。
Not this
The experiment produced precipitate.
Use this
The experiment produced a precipitate.
precipitate 作可数名词单数时，必须带不定冠词 a 或定冠词 the。中文学习者常因汉语“沉淀物”不区分单复数而漏掉冠词。
Not this
There are many precipitate in the filtrate.
Use this
There are many precipitates in the filtrate.
precipitate 是可数名词，复数形式为 precipitates。学习者受汉语“沉淀物”为不可数概念的影响，误用单数形式表示多个沉淀物。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
形成沉淀
When the two solutions are mixed, they form a precipitate.
当两种溶液混合时，它们会形成沉淀。
白色沉淀
The reaction produced a white precipitate.
该反应生成了白色沉淀。
过滤沉淀
Filter the precipitate and wash it with cold water.
过滤沉淀并用冷水洗涤。
沉淀沉降
After a few minutes, the precipitate settles at the bottom of the tube.
几分钟后，沉淀沉降到试管底部。
不溶性沉淀
The reaction gives an insoluble precipitate that is easy to separate.
该反应产生易分离的不溶性沉淀。
Use precipitates naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 'precipitation（降雨）'：雨点从云中落下，沉淀物从溶液中析出，precipitate 就是'落下之物'。
语域：formal 常见场景：chemistry、formal academic writing precipitate 作名词时多用于化学或学术语境，表示“沉淀物”或“产物”；日常口语中很少见，通常出现在实验报告或正式文章中。
通常用于化学或地质学语境，指从溶液中析出的固体物质。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.