noun🔗Share리그닌A complex non-carbohydrate aromatic polymer present in all wood."The brown color of cardboard comes from the lignin that remains in the wood pulp used to make it. "판지의 갈색은 그것을 만드는 데 사용되는 목재 펄프에 남아 있는 리그닌에서 비롯됩니다.substancematerialchemistryplantbiologybiochemistrycompoundagriculturescienceChat with AIVocabulary GamePractice Reading
