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1. Oxford American Dictionary

   xylem

   • IPA[ˈzīləm]

   美式

   • n.
     the vascular tissue in plants that conducts water and dissolved nutrients upward from the root and also helps to form the woody element in the stem.

   • noun: xylem

2. • 更多解釋

   xylem

   • IPA[ˈzʌɪləm]

   英式

   • n.
     the vascular tissue in plants which conducts water and dissolved nutrients upwards from the ...

   Oxford Dictionary