Read Edit View history 滤纸 lǜzhǐ filter paper Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 滤纸/濾紙 · lǜzhǐ · filter paper 2026/03/04 滤纸 / 濾紙 lǜzhǐ filter paper filter paper 实验前请先折好滤纸。 created sense Mar 4, 2026, 02:25 AM