lig·nin 
(lĭgnĭn)
(lĭgnĭn)n.
A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.
| 单词 | lignin |
| 释义 | lig·nin (lĭgnĭn)n. A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants. |
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