名词
中文翻译：磨坊的淘汰物
同义词：
['mill offal', 'mill scraps']
例句：
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1.The mill culls are a valuable source of protein for the local pig farmers.
磨坊的淘汰物是当地养猪农户蛋白质的重要来源。
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2. The mill culls were used to make soap and other cleaning products.
磨坊的淘汰物被用来制作肥皂和其他清洁产品。
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3. The mill culls are also used as fertilizer for plants.
磨坊的淘汰物也被用作植物的肥料。