滤毒罐 lǜdúguàn gas mask filter Origin Definitions Defs Strokes Stroke Words Sentences Sents 滤 濾 lǜ verb to filter to strain or filter; to remove impurities by passing a liquid or gas through a device or material毒 dú noun poison poison; toxin; harmful substance罐 guàn noun jar A jar, pot, tin, or similar cylindrical container usually made of clay, glass, or metal; used for holding or cooking things.