Read Edit View history 蚕沙 cánshā silkworm guano Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 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。 Edit Delete References Add reference No references for this word.