bicollateral vascular bundle

基本解释

• [生物学]双韧维管束双韧型维管束

英汉例句

双语例句

• Bicollateral bundle The arrangement of tissues in the vascular bundles in which the phloem is situated on both sides of the xylem.
  是初生木质部的内，外方都有初生韧皮部分布的一种维管束排列方式。
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• The primary structure of hypocotyl consists of epidermis, cortex, vascular bundle, pith and pith rays, vascular bundle belongs to bicollateral bundle.
  下胚轴的初生结构由表皮、皮层、维管束、髓和髓射线等构成，维管束为双韧型；

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词组短语

短语

• amphiphloic bicollateral vascular bundle 双韧皮并立维管束

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专业释义

生物学

• 双韧维管束
• 双韧型维管束