xylem
畅通词汇
英
['zaɪləm]
美
['zaɪləm]
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Noun:
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the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels
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用作名词 (n.)
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Lignified tissues include SCLERENCHYMA and XYLEM.
木质素组织包括厚壁组织和木质部。
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The xylem of ferns only contains tracheids.
蕨类植物的木质部只含有管胞。
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