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  1. lactase

    • IPA[ˈlakteɪz]

    英式

    • n.
      an enzyme which catalyses the hydrolysis of lactose to glucose and galactose.
    • noun: lactase

    • 更多解釋
    • IPA[ˈlakˌtās]

    美式

    • n.
      an enzyme that catalyzes the hydrolysis of lactose to glucose and galactose.

    Oxford American Dictionary