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  1. Oxford American Dictionary

    line breeding

    • IPA[līn brēdiNG]
    • n.
      the selective breeding of animals for a desired feature by mating them within a closely related line.

    • noun: line breeding

    • 更多解釋

    line breeding

    • n.
      the selective breeding of animals for a desired feature by mating them within a closely related ...

    Oxford Dictionary