Read Edit View history 滤砂 lǜshā filter sand Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 滤砂/濾砂 · lǜshā · filter sand 2026/03/04 滤砂 / 濾砂 lǜshā filter sand filter sand 水箱里装满了滤砂用于净化水质。 noun created sense Mar 4, 2026, 02:25 AM