名词
中文翻译：头筛
同义词：
['head screen', 'head sieve']
例句：
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1.The engineer used a head sieve to filter out the sand from the water.
工程师用头筛将水中的沙子过滤掉。
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2.The company's new head sieve will help improve its efficiency.
公司的新头筛将有助于提高其效率。
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3.The head sieve was used to separate the grains from the husks.
头筛被用来将谷物与壳分离。