柯林斯詞典cellulose /?s?lj??l??z/ 1. N-UNCOUNT Cellulose is a substance that exists in the cell walls of plants and is used to make paper, plastic, and various fabrics and fibres. 纖維素 返回 cellulose劍橋詞典the main substance in the cell walls of plants , also used in making paper , artificial threads and cloth , and plastics （植物）纖維素（用于造紙、人造纖維及塑料） 返回 cellulose