名词
中文翻译：清洁工
同义词：
['janitor', 'cleaner', 'maid', 'housekeeper例句：1. The janitor has been cleaning the classroom for hours.（清洁工已经打扫教室几个小时了。）']
例句：
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1. The janitor has been cleaning the classroom for hours.
清洁工已经打扫教室几个小时了。
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2.The cleaners are responsible for maintaining the hotel's cleanliness.
清洁人员负责维护酒店的清洁。
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3.The maid is expected to keep the house in a tidy condition.
女仆被期望保持房屋整洁的状态。