vascular cylinder
由木质部和韧皮部组成
常用释义
英式发音
美式发音
基本释义
- 维管柱：植物根和茎的中心部分，由木质部和韧皮部组成，负责输送水分和养分。
例句
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1·The root and rhizome were composed of the epidermis, cortex and vascular cylinder.根和根状茎都由表皮、皮层和维管柱组成。
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2·The primary structure of stem consists of epidermis, cortex and vascular cylinder too.茎的解剖结构也由表皮、皮层和维管柱组成。
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3·Results and Conclusion The secondary structure of the stem of Uvaria microcarpa consisted of the periderm, cortex and vascular cylinder.结果与结论紫玉盘的茎次生构造由周皮、皮层及维管组织组成；
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4·Results The secondary structure of the roots of Taxus chinensis var. mairei consisted of the periderm and vascular cylinder(stele). Axial and radial systems formed the secondary xylem of the roots.结果南方红豆杉根的次生结构由周皮和维管系统组成，次生木质部由轴向系统和径向系统两部分构成。
同义词