1
be in operation
用于表示系统或机构正在运行或工作中。
The factory has been in operation for 20 years.
这家工厂已经运营了20年。
操作，运转
先理解核心含义，再看它在真实句子里的用法。
操作，运转
the act of working or being used
The factory has been in operation for 20 years.
这家工厂已经运营了20年。
指机器或系统的运行
设备执行其功能的方式。
The method by which a device performs its function.
生效或运作的状态
the state of being in effect or being operative
行动执行的方法或实践。
The method or practice by which actions are done.
尤其是大规模经营的企业
a business especially one run on a large scale
The factory's operation was smooth after the repair.
维修后工厂的运转很顺利。
AI contextual example
The doctor performed a successful operation.
医生成功完成了一次手术。
AI contextual example
The math teacher explained the operation of addition.
数学老师解释了加法运算。
AI contextual example
that rule is no longer in operation
那条规则已不再生效。
WordNet
用于表示系统或机构正在运行或工作中。
The factory has been in operation for 20 years.
这家工厂已经运营了20年。
常用于医学或技术语境。
The surgeons performed a delicate operation on the patient's heart.
外科医生对病人的心脏进行了精细的手术。
可指计算机运算或任何有步骤的过程。
We need to run an operation on the database to clean the records.
我们需要对数据库进行一次清理记录的操作。
Not this
I operation the machine every day.
Use this
I operate the machine every day.
中文学习者常将名词 "operation" 误用作动词，而英语中对应的动词是 "operate"。应使用动词形式而非名词。
Not this
The doctor performed operation on me.
Use this
The doctor performed an operation on me.
当 "operation" 表示“手术”时为可数名词，前面需要冠词 "a" 或 "an"。中文无冠词概念，学习者容易遗漏。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
外科手术
The patient underwent a surgical operation to remove the tumor.
病人接受了切除肿瘤的外科手术。
商业运营
The company streamlined its business operations to increase efficiency.
公司简化了商业运营以提高效率。
军事行动
The general planned a military operation to secure the border.
将军计划了一次军事行动以保卫边境。
数学运算
Addition is a basic mathematical operation.
加法是一种基本的数学运算。
计算机操作
He has extensive knowledge of computer operation and programming.
他对计算机操作和编程有广泛的知识。
救援行动
The rescue operation saved dozens of people from the flood.
救援行动从洪水中救出了数十人。
在运转中；生效
The factory has been in operation for over a century.
这家工厂已经运转了一个多世纪。
停止运转；失效
The elevator is out of operation due to maintenance.
电梯因维护停止运行。
法律作用；法律效力
Property may pass by operation of law without any formal transfer.
财产可能根据法律效力转移，无需任何正式转让。
哥特蛇行动开始。
In the movie 'Black Hawk Down', the commander says 'Operation Gothic Serpent is a go.'
在电影《黑鹰坠落》中，指挥官说‘哥特蛇行动开始。'
发电机行动已开始。
In the movie 'Dunkirk', the navy officer says 'Operation Dynamo has begun.'
在电影《敦刻尔克》中，海军军官说‘发电机行动已开始。'
Use operation naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象手术室门上亮着'Operation'红灯，表示正在'手术'或'运转'；或联想数学课上做'运算'（operation）题。
多用于描述有组织、多人参与的计划活动，如军事行动、企业项目或救援任务。register随领域变化，通常偏正式，但也可用于日常讨论活动安排。
作'手术'解时通常可数；作'操作，运转'解时多不可数。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.