operation

1. N-COUNT An operation is a highly organized activity that involves many people doing different things. 行动

The rescue operation began on Friday afternoon. 营救行动星期五下午展开。

The soldiers were engaged in a military operation close to the Ugandan border. 士兵们在靠近乌干达边界的地区开展军事行动。

2. N-COUNT A business or company can be referred to as an operation. 公司[商业]

Thorn's electronics operation employs around 5,000 people. 索恩的电子公司雇佣了大约五千名员工。

3. N-COUNT When a patient has an operation, a surgeon cuts open their body in order to remove, replace, or repair a diseased or damaged part. 手术

Charles was at the clinic recovering from an operation on his arm. 查尔斯在诊所，进行手臂的术后恢复。

4. N-UNCOUNT If a system is in operation, it is being used. 实施中

...the free banking system that has been in operation since the early eighties. …从80年代初就开始实施的自由银行制度。

5. N-UNCOUNT If a machine or device is in operation, it is working. 运转中

There are three ski lifts in operation. 有3辆滑雪缆车在运行。

6. →see also operative

7. PHRASE When a rule, system, or plan comes into operation or you put it into operation, you begin to use it. 开始实施

The Financial Services Act came into operation four years ago. 《金融服务法》4年前开始生效。