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  1. Oxford Dictionary

    auxin

    • IPA[ˈɔːksɪn]

    英式

    • n.
      a plant hormone which causes the elongation of cells in shoots and is involved in regulating plant growth.

    • noun: auxin, plural noun: auxins

    • 釋義

    名詞

    • 1. a plant hormone which causes the elongation of cells in shoots and is involved in regulating plant growth. the apex of a growing stem produces auxin gibberellin interacts with cytokinins and auxins
    • 更多解釋

    auxin

    • IPA[ˈôksən]

    美式

    • n.
      a plant hormone which causes the elongation of cells in shoots and is involved in regulating ... the apex of a growing stem produces auxin gibberellin interacts with cytokinins and auxins

    Oxford American Dictionary