6.The operator told the caller that the line is busy.
接线员告诉打电话的人对方电话占线。
7.operators which do not commute with each other.
不能相互交换的符。
8.the operators are to be congratulated for the excellent service that they now provide.
工作者们将会因为他们现在提供的出色服务而得到赞扬。
9.the crane operator's clear view reduces the potential for accidents.
起重机手的清晰视野能减少事故发生的可能性。
10.the plant's operators decided to shut down the reactor.
工厂的操作员决定停止运行反应堆。
11.The operator answered the phone with a perfunctory greeting.
接线员接通电话，象征性的打了招呼
12.It also shows trackage and operators for Canada and Mexico.
它还显示加拿大和墨西哥的轨道和经营公司。
13.The radio operator was still sending when the ship went down.
当船沉没时无线电操作人员仍在发送消息
14.Operator, I want to make a long distance call.
话务员, 我要打长途电话。
15.An operator wearing earphone was sitting in the telephone exchange.
戴耳机的接线员正坐在总机室里。
16.A device to watch the operator who watches the machine.If the operator is either inattentive or napping, the alertor sounds an alarm.
一种对监视机器工作情况的操作人员进行监视的装置。如操作人员精神不集中或打盹儿，本装置就会发声报警。
17.It also includes current operator, traffic, signaling, trackage rights, previous operators and passenger use.
还包括当前经营公司、交通量、信号、铁道线路权、以前经营公司和旅客使用情况。
18.Make sure you don't mistake the boolean AND operator, &&(double ampersand) for the bitwise AND operator &(single ampersand). They are entirely different beasts.
运营者；网路操作者；网
生产员工；火车司机
