xylem怎么读，是什么意思，单词翻译、读音
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英语单词:xylem
意思翻译
xylem
noun [ U ] biology specialized uk/ˈzaɪ.ləm/ us/ˈzaɪ.ləm/
（植物的）木质部 the type of plant tissue that carries water and minerals from the roots to the leaves and gives support to the stem or trunk
Compare: phloem