1590s, "one who performs mechanical or surgical operations," agent noun from operate (v.) or from Late Latin operator. Meaning "one who carries on business shrewdly" is from 1828. Specific sense of "one who works a telephone switchboard" (1884) grew out of earlier meaning "one who works a telegraph" (1847).
权威例句
1. A blade guard is fitted to protect the operator.
为保证操作人员的人身安全安装了桨叶保护罩。
2. I became a ham radio operator at the age of eleven.
我在11岁时成了一名业余无线电操作员。
3. The operator will put you through.
接线员会为你接通电话。
4. The switchboard operator was the hotel owner's wife.
电话总台的接线员是旅馆老板的妻子。
5. He was a smart operator. Don't underestimate him.