名词
中文翻译：分子筛
同义词：
['molecular filter', 'molecular sieve']
例句：
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1.The molecular screen is used to separate different molecules based on their sizes.
分子筛用于根据分子大小分离不同的分子。
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2.The molecular screen was designed to prevent the spread of disease.
分子筛被设计来防止疾病的传播。
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3. The molecular screen was used to detect trace amounts of pollutants in the air.
分子筛被用来检测空气中微量污染物。