英语词汇vascular bundles怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	vascular bundles
释义	vascular bundles 简明释义维管束：植物茎、叶或根中的维管束，用于输送水分、养分和有机物质。网络释义 1 ?维管束 (三) 维管束 ( vascular bundles ): 1.韧皮部(phloem):包括 . 2 ?血管束 ... vascular tissue - （1）维管组织，（2）脉管 vascular bundles - 血管束 cell-free system - 非细胞体系 ... 短语 1 vascular system vascular bundles 维管系 2 vascular bundles area 维管束面积 3 small vascular bundles 小维管束双语例句 1 Sepals contain several vascular bundles, and are thought to be derived from leaves. 根据萼片内的许多维管束结构，通常认为其由叶发育而成。 2 The number of vascular bundles in neck-panicle was mainly controlled by genetic factors. 穗颈维管束数主要受遗传因素控制，环境条件的影响相对较小。 3 Results show that the large parenchymatous cells of vascular bundles are the mainly storage site of aloin. 结果表明，叶维管束内的大型薄壁细胞为芦荟素的主要贮存结构。同近义词维管束 vascular cylinder
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