名词
中文翻译：门卫
同义词：
['guardian', 'watchman']
例句：
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1.The gate feeder was responsible for monitoringthe security of the building.
门卫负责监控大楼的安全。
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2. The gate feeder made surethat all visitors were properly screened beforeentering the premises.
门卫确保所有访客在进入场所前经过适当的筛查。
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3. Thegate feeder was on duty at theentrance of the school, ensuring the safetyof students and staff.
学校入口的门卫在值班，确保学生和员工的安全。