过滤 guòlǜ HSK7 to filter Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: filter All meanings 25 guòlǜ 25 to filter 24filter 1 1 sentence for 过滤 (guòlǜ — filter) 香烟过滤嘴是用什么制成的？ xiāngyān guòlǜzuǐ shì yòng shénme zhì chéng de? What are cigarette filters made of? Source: CCMatrix