xylem
英['zaɪləm]
美['zaɪləm]
- n. 木质部
详细释义
Noun:
-
the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels
双语例句
- 1. Sapwood contains xylem vessels, but not as strong as heartwood.
- 边材含有木质导管, 但不如中心木质那样坚硬.
来自辞典例句
- 2. The xylem of ferns and conifers contains only tracheids.
- 蕨类植物和针叶树的木质部仅含有管胞.
来自辞典例句
- 3. Secondary xylem consists of pitted vessels, parenchyma fibers and rays.
- 次生木质部由孔纹导管 、 薄壁组织及射线所组成.
来自辞典例句
- 4. A system confined to the transport of mineral elements is known as the xylem.
- 专门用来运输矿物元素的系统称为木质部.
来自辞典例句
- 5. The stele includes all primary tissues derived from the procambium consists of pericycle, phloem and xylem.
- 中柱包括从原形成层衍生而来的全部初生组织,由中柱鞘 、 韧质部和木质部组成.
来自辞典例句
- Lignified tissues include SCLERENCHYMA and XYLEM.
木质素组织包括厚壁组织和木质部。 - The xylem of ferns only contains tracheids.
蕨类植物的木质部只含有管胞。
用作名词 (n.)
用法讲解
- carinal xylem 脊木质部
- xylem bundle 木质部束,木质部维管...
- centripetal xylem 向心木质部
- xylem sap 木质部汁液
- secondary xylem 次生木质部
- fascicular xylem 束中木质部
- xylem parenchyma 木质部薄壁组织...
- xylem fiber 木纤维
- interfascicular xylem 束间木质部
- xylem ray 木质部射线,木射线...
- centrifugal xylem 离心木质部
- primary xylem 初生木质部
- xylem mother cell 木质部母细胞...
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