Read Edit View history 栲胶 kǎojiāo tannin Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 栲胶/ 栲膠 kǎojiāo tannin noun 这种树皮富含栲胶，常用于皮革加工。 Edit Delete References Add reference No references for this word.