词典释义：
an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity
监控器；监听器；监视器
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a heart monitor .心脏监护仪。
a person operating such an instrument or device
监控器（或监听器、监视器）操作员。
a person who observes a process or activity to check that it is carried out fairly or correctly, especially in an official capacity
（尤指官方）监督员
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the independent judicial monitor. 独立司法监督员。
a person who listens to and reports on foreign radio broadcasts and signals
（对外国无线电广播和信号等的）监听员。
a school pupil with disciplinary or other special duties
（学校）班长，级长。
a television receiver used in a studio to select or verify the picture being broadcast from a particular camera
（摄影棚的）画面监控器。
a television which displays an image generated by a computer
（电脑）显示器；显示屏。
a loudspeaker, especially one used by performers on stage to hear themselves or in the studio to hear what has been recorded
监听喇叭（尤指舞台演员用来听自己话音或录音室用来听录好内容的喇叭）。
(亦作
巨蜥。在澳大利亚称<Bold>GOANNA.</Bold>
〈史〉 浅水重炮舰。
observe and check the progress or quality of (something) over a period of time; keep under systematic review
检测；监测
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equipment was installed to monitor air quality. 安装了设备以监测空气质量。
maintain regular surveillance over
监视；监控
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he was a man of routine and it was easy for an enemy to monitor his movements. 他是个做事有规律的人，敌人很容易监视他的行踪。
listen to and report on (a foreign radio broadcast or a telephone conversation)
监听（外国广播或电话）。
check or regulate the technical quality of (a radio transmission or television signal)
监控（无线电或电视传输信号）。
"early 16th cent. （in sense 2）： from Latin, from
