Cellulose is the major constituent of plant cell walls.
纤维素是植物细胞壁的主要成分。
An important cellular constituent of the dermis is the mast cell.
肥大细胞是真皮中一种重要的细胞成分。
A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
木质素一种复杂聚合物,是木头非碳水化合物的主要组成物,作用是凝聚纤维素并增强细胞壁的强度。
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