a precipitant for noun
The catalyst acts as a precipitant for the unwanted compound.
该催化剂充当了不想要的化合物的沉淀剂。
沉淀剂；导致或加速行为或事件发生的事物；特指(主要心理学)引发心理或生理状态的事物。；加入溶液后使溶解物质形成沉淀物的物质。
Something that causes or hastens an occurrence, especially a factor that triggers a mental or physical condition.
导致或加速行为或事件发生的事物；特指(主要心理学)引发心理或生理状态的事物。
Something which causes or hastens the occurrence of an act or event; specifically (chiefly psychology), something which brings about a mental or physiological condition.
加入溶液后使溶解物质形成沉淀物的物质。
A substance that, when added to a solution, causes a dissolved substance to form a precipitate.
The addition of silver nitrate acted as a precipitant, forming a white solid.
添加硝酸银作为沉淀剂，形成了白色固体。
用法提示：precipitant 用作名词，指引起沉淀的试剂。
In the lab, we used ammonium oxalate as a precipitant to isolate calcium ions.
在实验室中，我们使用草酸铵作为沉淀剂来分离钙离子。
用法提示：precipitant 指用于沉淀特定离子的化学物质。
Different precipitants can selectively remove specific ions from solution.
不同的沉淀剂可以选择性地从溶液中去除特定离子。
用法提示：precipitants 是复数形式，表示多种沉淀剂。
The catalyst acts as a precipitant for the unwanted compound.
该催化剂充当了不想要的化合物的沉淀剂。
We identified the precipitant of the reaction.
我们确定了该反应的沉淀剂。
Chloride ions are often used as a precipitant.
氯离子常用作沉淀剂。
grammar · medium
易错句子The chemical reaction will precipitant a solid.
正确表达The chemical reaction will precipitate a solid.
precipitant 是名词，表示‘沉淀剂’，不能用作动词。表示‘使沉淀’应该用动词 precipitate。
grammar · medium
易错句子He made a precipitant decision.
正确表达He made a precipitate decision.
precipitant 是名词，表示‘沉淀剂’，不能用作形容词表示‘仓促的’。形容词形式应为 precipitate。
precipitate (沉淀物) 指沉淀出来的固体，而 precipitant (沉淀剂) 指引起沉淀的物质。
precipitator (沉淀器) 指设备，而 precipitant (沉淀剂) 指化学试剂。
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