名词
中文翻译：Unknown
同义词：
['dust collector', 'dust extractor', 'dust ejector']
例句：
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1. The exhaustor is responsible for removing the dust from the air.
排气装置负责从空气中去除灰尘。
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2. The exhaustor is used to remove harmful gases from the workplace.
排气装置用于从工作场所移除有害气体。
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3. The exhaustor helps to keep the air clean and fresh in the room.
排气装置有助于保持房间空气清新。