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  1. Oxford Dictionary

    Mules operation

    • n.
      the surgical removal of loose folds of skin from a sheep's hindquarters, designed to reduce the incidence of attack by blowflies

    • noun: Mules operation, plural noun: Mules operations

    • 釋義

    名詞

    • 1. Australian, New Zealand the surgical removal of loose folds of skin from a sheep's hindquarters, designed to reduce the incidence of attack by blowflies the most effective method for prevention of flystrike has been the Mules operation