名词中文翻译
中文翻译：监视者
同义词：
['guardian', 'watchdog']
例句：
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1.The security guard monitors the entrance of the building.
保安在大楼入口进行监控。
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2. The company uses a monitoring system to track employee productivity.
公司使用监控系统来追踪员工的工作效率。
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3. The policeman was monitoring the area for any suspicious activity.
警察在该地区监控任何可疑活动。