churn sth
搅拌（奶油）以制黄油。
She churned the cream.
她搅拌了奶油。
折腾；忙乱；流失；洗售；快速反复搅动,或以划桨或摇晃方式搅拌；通常用于液体,尤其是奶油。；产生过多且有时不受欢迎或无成效的活动或动作。
To stir, agitate, or move (a liquid or other substance) rapidly and vigorously; to move with a violent rolling or rocking motion.
快速反复搅动,或以划桨或摇晃方式搅拌；通常用于液体,尤其是奶油。
To agitate rapidly and repetitively, or to stir with a rowing or rocking motion; generally applies to liquids, notably cream.
产生过多且有时不受欢迎或无成效的活动或动作。
To produce excessive and sometimes undesirable or unproductive activity or motion.
以摇晃的方式快速反复移动；翻滚、混合或摇动。
To move rapidly and repetitively with a rocking motion; to tumble, mix or shake.
停止使用某公司的产品或服务。
To stop using a company's product or service.
进行虚假交易以使市场显得比实际更活跃。
To carry out wash sales in order to make the market appear more active than it really is.
一般现在时
She churns butter every week.
她每周都搅拌黄油。
一般过去时
He churned the cream yesterday.
他昨天搅拌了奶油。
现在进行时
The machine is churning the mixture.
机器正在搅拌混合物。
规则变化动词，过去式加-ed。
She churned the cream until it turned into butter.
她搅拌奶油直到它变成黄油。
用法提示：这里'churn'用作动词，表示通过搅拌使奶油变成黄油。
His stomach churned with anxiety before the exam.
考试前他的胃因焦虑而翻腾。
用法提示：这里'churned'用作动词，比喻胃部因情绪波动而搅动。
The boat was churning through the rough waves.
船只在汹涌的波浪中翻腾前行。
用法提示：这里'churning'用作动词，描述船只搅动海水前进。
搅拌（奶油）以制黄油。
She churned the cream.
她搅拌了奶油。
描述液体或情绪的剧烈搅动。
The water churned violently.
水猛烈翻腾。
常用于描述因情绪引起的生理反应。
His stomach churned with fear.
他吓得胃里翻腾。
stir 是通用词，churn 特指强烈搅动奶油制黄油或液体翻腾，stir 更温和。
beat 常指快速搅打（如鸡蛋），churn 有类似搅动动作但通常持续更久。
agitate 更正式，强调搅动使液体波动，churn 则侧重剧烈翻腾。
whisk 通常用工具快速搅打，churn 可用于奶油搅打但更强调旋转运动。
swirl 强调旋转运动，churn 可以描述液体翻搅但通常不限于圆周运动。
grammar · medium
易错句子Please churn the soup.
正确表达Please stir the soup.
Churn 特指剧烈搅拌以分离黄油（如奶油），不适用于汤类液体；表示一般搅拌应用 stir。
grammar · medium
易错句子The factory churns cars every day.
正确表达The factory churns out cars every day.
Churn 单独使用不表示‘大量生产’，而 churn out 是固定短语，表示快速大量地产生。
churn 特指搅拌奶油制黄油或剧烈翻腾；stir 泛指用勺子等搅动液体或混合物
agitate 更强调剧烈摇动或使不安；churn 指连续搅拌或翻腾
搅拌黄油
She used an old-fashioned churn to churn butter by hand.
她用老式搅乳器手工搅拌黄油。
大量产出
The factory churns out hundreds of cars each day.
这家工厂每天大量生产数百辆汽车。
搅动；翻腾
The strong winds churned up the sea into huge waves.
强风将海面搅动得波涛汹涌。
快速处理
The team churned through the data in record time.
团队在创纪录的时间里快速处理了数据。
反复思考
He lay awake churning over the problem in his mind.
他躺着睡不着，心里反复思考那个问题。
使胃部翻腾
The sight of the accident churned his stomach.
看到事故现场让他胃里一阵翻腾。
churn + out（动词短语）
churn + rate（名词短语）
churn + up（动词短语）
churn + through（动词短语）
churn + -er（名词）
大量生产（尤指粗制滥造）
The factory churns out thousands of toys each day.
这家工厂每天大量生产数千个玩具。
搅起（回忆、感情等）
The old photos churned up memories of my childhood.
这些旧照片搅起了我童年的回忆。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.