名词
中文翻译：无尘区域
同义词：
['clean room', 'dust-free zone']
例句：
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1.The new office building has a dust-free area for employees to work in.
新办公楼有一个供员工工作的无尘区。
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2.The research lab is designed with a dust-free area to minimize contamination.
实验室设计有无尘区，以减少污染。
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3.The factory has implemented strict measures to ensure that the dust-free area is always clean and safe.
工厂实施了严格的措施，确保无尘区始终清洁和安全。