| 词汇 | lignified |
| 释义 | lignified adjective biology specializeduk /ˈlɪɡnɪfaɪd/ us /ˈlɪɡnɪfaɪd/ hard and like wood, because of containing lignin木质化的 Examples of lignifiedlignified Both veins and stems show fine longitudinal striae, probably representing the lignified vascular fibres. Older, lignified internodes are seldom attacked and thus do not require defence by ants. After shedding, the parenchymal cells become lignified and die, but the structure of both cuticle and palisade cells is retained. They are composed largely of cellulose and are not lignified. Seed protection: no seed protection, thick lignified seed coat. First, they are highly lignified. They are composed of many individual sclerenchyma fibers, each of which has primary cell walls of cellulose and hemicellulose and secondary cell walls that are heavily lignified. Alternatively, the presence of coarse and hypercoarse scratches along with gouges and large pits suggested the ingestion of foliage and lignified portions. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The cell wall of a vessel element becomes strongly lignified, i.e. it develops reinforcing material made of lignin. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Sclerenchyma cells have thick lignified secondary walls and often die when mature. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the summer, when the earth has dried out, the leaves fall and the branches become naked and lignified with living fibers. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As tracheophytes, trees have lignified tissues which transport resources such as water, minerals and photosynthetic products up and down the plant. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The viable embryos germinate within three to four days after partial removal of the lignified seed coats. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. His system was based on the height of the lignified stem and on plant longevity. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Both of these cell types have thick, lignified secondary cell walls and are dead at maturity. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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