名词
中文翻译：滤光器
同义词：
['filter', 'filtering device', 'filtering element例句：1. The scientist used a filtrum to analyze the chemical composition of the sample.（科学家使用一个滤光器来分析样本的化学成分。）2. The camera has a built-in filtrum that allows for manual focus adjustments.（相机内置了一个滤光器，允许手动对焦调整。）']
例句：
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1. The scientist used a filtrum to analyze the chemical composition of the sample.
科学家使用一个滤光器来分析样本的化学成分。
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2. The camera has a built-in filtrum that allows for manual focus adjustments.
相机内置了一个滤光器，允许手动对焦调整。
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3.The filtrum is made from high-quality glass and is designed to minimize light dispersion.
滤光器由高品质玻璃制成，旨在最小化光线分散。