这团凝固的污物堵塞了过滤器。This congealed muck was interfering with the filter.过滤器无法过滤掉水中的所有污染物。Filters do not remove all contaminants from water.过滤器会滤掉水中的大部分杂质。A filter will remove most impurities found in water....

“过滤器”的英语可以翻译为：filter，leach，percolator，strainer ...