Word · Frequency #8706
precipitate
沉淀物;沉淀
A solid that separates from a solution during a chemical or physical change.
- 1.
A product resulting from a process, event, or course of action.
由过程、事件或行动产生的产物。
- 2.
A solid that exits the liquid phase of a solution.
从溶液液相中析出的固体。
产物;结果;由过程、事件或行动产生的产物。;从溶液液相中析出的固体。;沉淀物;凝结物
In use
After the chemical reaction, a white precipitate formed at the bottom of the flask.
The precipitate was collected and analyzed under a microscope.
Filter the solution to remove any insoluble precipitate.
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。
[adjective] precipitate
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 [verb]
precipitate 作为主语,后接动词描述其行为。
Connections
Collocations
- form a precipitate
- 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。
- a white precipitate
- 白色沉淀
- The reaction produced a white precipitate.该反应生成了白色沉淀。
- filter the precipitate
- 过滤沉淀
- Filter the precipitate and wash it with cold water.过滤沉淀并用冷水洗涤。
- the precipitate settles
- 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。
- insoluble precipitate
- 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。
Synonyms
Learner notes
Memory Tip
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'。
Context & Register
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。
Grammar Note
通常用于化学或地质学语境,指从溶液中析出的固体物质。
Pronunciation & Spelling
这些词都以 -ate 结尾,但重音与元音不同。participate 和 anticipate 互相押韵(/ɪsɪpeɪt/);imitate、hesitate、facilitate、irritate 是形似词,重音各异。precipitate 的重音在 -cip-,押韵部分为 /ɪpɪteɪt/,因此以上词都不与其押韵。
Usage priority
Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.