Read Edit View history 蚕沙 cánshā silkworm guano Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 蚕沙/蠶沙 · cánshā · silkworm guano 2026/03/04 蚕沙 / 蠶沙 cánshā silkworm guano silkworm guano (excrement) 蚕沙常被用作制作中药枕的填充物。 created sense Mar 4, 2026, 02:25 AM