动词
中文翻译：过滤
同义词：
['sieve', 'sift', 'screen', 'sift through', 'sieve through']
例句：
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1. Thecoffee is too strong; I need to filter it down a bit.
咖啡太浓了，我需要过滤一下。
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2. She filtered the information for her boss before presenting it.
她在向老板汇报之前过滤了信息。
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3. The scientist used a microscope to filter out impurities in the sample.
科学家使用显微镜来过滤掉样本中的杂质。