operator

柯林斯词典

1. N-COUNT An operator is a person who connects telephone calls at a telephone exchange or in a place such as an office or hotel. 电话接线员
He dialled the operator and put in a call to Rome. 他拨通了接线员，往罗马打了一个电话。
2. N-COUNT An operator is a person who is employed to operate or control a machine. 操作员
...computer operators. …电脑操作员。
3. N-COUNT An operator is a person or a company that runs a business. 经营者[商业]
...the nation's largest cable TV operator. …全国最大的有线电视运营商。
4. N-COUNT If you call someone a smooth or shrewd operator, you mean that they are skilful at achieving what they want, often in a slightly dishonest way. 精明圆滑的人[非正式]
He is a smooth operator. Don't underestimate him. 他是个精明圆滑的人，别低估他。

We rationalized the production system so that one operator could control all three machines .
The tour operator will arrange transport and plan your itinerary .
Radar operators plotted the course of the incoming missile .
At the twiddle of a knob the operators can focus on a tiny amount of airspace or scan the whole area .
Beach operators do not have a legal obligation to provide against injury or drowning .