a rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells; maintains the shape of the cell and serves as a protective barrier
例句
用作名词 (n.)
The combined cell then generates a new cell wall. 这样一来,已混合的细胞就会长出新的细胞壁。
Their cell walls contain chitin or chitosan. 它们的细胞壁含有角素或壳聚糖。