綠皮層 lǜpícéng phelloderm Origin Definitions Defs Strokes Stroke Words Sentences Sents 绿 綠 lǜ adjective green the color of grass or leaves, formed by mixing blue and yellow pigments皮层 皮層 pícéng cortex The outer layer of tissue in an animal or plant organ, such as the bark of a stem or the outer layer of a kidney