op·e·ra·tion /ˌɒpəˈreɪʃən $ ˌɑːp-/ ●●● S1 W1 noun 1 medical 医疗的 [countableC]MH the process of cutting into someone’s body to repair or remove a part that is damaged 手术operation on She’s going to need an operation on her ankle. 她需要接受脚踝手术。
operation for an operation for cancer 癌症手术
operation to do something He had an operation to reduce the swelling in his brain. 他做了个手术以减轻脑部水肿。
2 business/organization 企业/机构 [countableC]BBBUSINESS a business, company, or organization 企业,公司,机构 The firm set up its own property development operation. 这家商行成立了自己的房地产开发公司。
a microchip manufacturing operation 微芯片生产企业
Nolan and Barnes were both involved in the operation. 诺兰和巴恩斯都参与了公司经营。
3 work/activities 工作/活动 [countableC, uncountableU]BBWORK THAT somebody DOES the work or activities done by a business or organization, or the process of doing this work 经营;业务 Many small businesses fail in the first year of operation. 许多小企业在经营的第一年就倒闭了。
The Education Business Partnership has been in operation since 1989. 教育商业合作组织从1989年起开始运营。
4 actions 行动 [countableC]DO something/TAKE ACTION a set of planned actions or activities for a particular purpose 〔为了专门目的而组织的〕行动 The UN rescue operation started shortly after dawn. 联合国的救援行动在破晓后不久就开始了。
5 machine/system 机器/系统 [uncountableU]TWORKING/NOT BROKEN the way the parts of a machine or system work together, or the process of making a machine or system work 运转,运行,操作 The aircraft’s engine operation was normal. 飞机引擎运转正常。
in operation Protective clothing must be worn when the machine is in operation. 机器运转时,必须穿着防护服。
The device has a single button, allowing for easy operation. 这个装置只有一个按钮,操作简便。
Careful checks must be made before the factory commences operation. 工厂开始运营之前必须进行仔细检查。
The new investment system came into operation in 1999. 这套新的投资系统于1999年开始运作。
6 principle/law/plan etc 原理/定律/计划等 [uncountableU]EFFECT/INFLUENCE the way something such as a principle or law works or has an effect 作用,效力in operation a clear example of the law of gravity in operation 万有引力定律产生作用的明显例子
come/go into operation (=begin to have an effect) 开始产生作用 The new rule comes into operation on February 1. 新规定于2月1日起生效。
put/bring something into operation (=make something start to work) 使某事物开始工作[生效] A scheme is being brought into operation to see how these changes would work. 正在实施一项方案以观察这些变革会产生什么作用。
7 military/police action 军事/警方行动 [countableC]PMSCP a planned military or police action, especially one that involves a lot of people 〔尤指涉及众多人员的〕军事行动,警方行动 Britain will carry out a joint military operation with the US. 英国将与美国实施联合军事行动。
8. computers 计算机 [countableC]TD an action done by a computer 〔计算机的〕运算
COLLOCATIONSverbshave an operation (also undergo an operation formal) 接受手术Harris had a hip operation in October. 哈里斯在10月接受了髋部手术。
nShe has undergone 50 operations since birth.
do/carry out an operation (also perform an operation formal) 施行手术The operation was carried out by a team of surgeons at Papworth Hospital. 手术由帕普沃思医院的一个外科医生小组施行。
nI’ve done this operation hundreds of times.
recover from an operation 术后恢复nA man is recovering from an emergency operation after his pet dog attacked him.
survive an operation 挺过手术nOnly one person has survived an operation to implant an artificial heart.
ADJECTIVES/NOUN + operationa knee/heart/stomach etc operation 膝部/心脏/胃部等手术He is almost back to full fitness after a knee operation. 他做过一个膝部手术,现已几乎完全康复。
a major/minor operation 大/小手术The unit cares for patients recovering from major operations. 该监护室护理大手术后待恢复的病人。
an emergency operation 紧急手术He had to have his spleen removed in an emergency operation. 他不得不接受紧急手术,切除脾脏。
a routine operation (=an operation that is often performed) 常规[普通]手术na routine operation to remove an appendix
a life-saving operation 挽救生命的手术nThe child underwent a life-saving operation to remove a blockage in her stomach.
a transplant operation 移植手术nHe is too weak to undergo a transplant operation.
COMMON ERRORSDon’t say ‘take an operation’. Say have an operation. 不要说 ‘take an operation’. 而要说 have an operation.
Don’t say ‘make an operation’. Say do an operation or perform an operation. 不要说 ‘make an operation’. 而要说 do an operation 或 perform an operation.
n THESAURUSoperation noun [countableC] the process of cutting into someone’s body to repair or remove a part that is damagedHe had an operation to remove a blood clot from his brain.
procedure noun [countableC] an operation performed in a particular way on a particular part of the body. Procedure is used especially in medical English, for example by doctors and people who work in hospitals. In everyday English people usually say operationa common surgical procedure
The procedure normally only takes a few minutes.
transplant noun [countableC] an operation to remove an organ from one person’s body and put it into another person’s bodyThere is a shortage of donors for heart transplants.
She had to have a kidney transplant.
surgery noun [uncountableU] medical treatment involving an operationShe required surgery on her right knee.
He was taken in for surgery.
plastic surgery noun [uncountableU] surgery to improve someone’s appearanceThe singer has just had plastic surgery on her nose.
bypass noun [countableC] an operation to make someone’s blood flow past a part of their heart that is blocked or damaged, often using a vein that has been removed from another part of their bodyHe went into hospital for a triple heart bypass.
skin graft an operation to repair an area of skin that has been badly damaged, especially using skin from another part of someone’s bodyHer leg was severely burned and may require a skin graft.