Operator
[ 'ɑpəretɚ ]
第2级
其它 Other
n. 经营者;操作员;电话接线员;运算符;
💡 词根助记
oper 工作 + ator表示做...工作的人或物 → n.操作人员，接线员
📝 例句
He dialed the operator.
他拨通了接线员。
A display of a list of available machine functions for selection by operator.
一种显示在显示屏上供操作员选择的种种机器可执行的操作项的清单。
"The line is busy," the operator intoned.
“占线呢。”接线员语调平平地说。
The original operator deliberately stumbled over the authorization number.
那位工作人员有意在审核号码上结巴了一阵。
The operator in parentheses in (3.54) is called the Laplacian operator.
在（3．54）的括号里的算符叫做拉普拉斯算符。
✅ 同义词
🔤 词根
-oper-表示“操作”
📖 牛津释义
operator
n
1 person who operates equipment, a machine, etc （设备、 机器等的）操作者
a lift operator 电梯操作员
a computer operator 计算机操作员.
2 person who operates a telephone switchboard at the exchange 电话接线员
Dial 100 for the operator. 拨100找接线员.
3 person who operates or owns a business or an industry (esp a private one) 经营者（尤指私人工商业的）
a private operator in civil aviation 私营民航企业家
Our holiday was cancelled when the travel operator went bankrupt. 旅行社破产了, 我们度假的事取消了.
4 (infml esp derog 口, 尤作贬义) person acting in the specified (esp cunning) way 有某种（尤指狡滑的）行为的人
He's a smooth/slick/shrewd/clever operator. 他是个圆滑的[狡滑的/精明的/聪明的]人.
🔁 扩展释义
*['ɒpәreitә]n. 操作员, 行家, 经纪人, 算子, 运算符【计】 运算符【化】 算符; 机务员【医】 手术者【经】 掮客, 经纪人, 经营者
🏥 医学释义
手术者，操作人员
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
What do you want to do next fall?
今年秋季你打算干什么？
Then see which plants grow higher, measure them with a ruler and write down your results.
过后看看哪种西红柿长得比较高，用尺子量量并记录下你的实验结果。
It took a very long time to carve a page for a book.
刻一页书要花费的时间太长。