名词
中文翻译：Unknown
同义词：
['filtration', 'purification']
例句：
-
1.The water was so dirty that we had to use a dross filter to clean it up.
水太脏了，我们不得不使用一个滤渣器来净化它。
-
2.The scientist used a dross filter to remove impurities from the sample.
科学家使用了一个滤渣器从样本中去除杂质。
-
3.During the filtration process, the bacteria were effectively removed by the dross filter.
在过滤过程中，细菌被有效的滤渣器去除。