名词
中文翻译：Unknown
同义词：
['guardian', 'oversee', 'supervise例句：1. The security guard was monitoring the perimeter of the building.（保安正在监视大楼的外围。）']
例句：
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1. The security guard was monitoring the perimeter of the building.
保安正在监视大楼的外围。
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2. The teacher monitors the class to ensure everyone is following the rules.
老师监督课堂以确保每个人都遵守规则。
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3. The monitor made sure that all students were present during the test.
监考确保所有学生都在考试期间。