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  1. Oxford American Dictionary

    linchpin

    • IPA[ˈlin(t)SHˌpin]

    美式

    • n.
      a person or thing vital to an enterprise or organization；a pin passed through the end of an axle to keep a wheel in position.

    • noun: linchpin, plural noun: linchpins

    • 釋義

    名詞

    • 1. a person or thing vital to an enterprise or organization regular brushing is the linchpin of all good dental hygiene
    • 2. a pin passed through the end of an axle to keep a wheel in position.
    • 更多解釋

    linchpin

    • IPA[ˈlɪn(t)ʃpɪn]

    英式

    • n.
      a person or thing vital to an enterprise or organization: nurses are the linchpin of the National Health Service

    Oxford Dictionary