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  1. underground economy

    英式

    • n.
      the part of a country's economic activity that is unrecorded and untaxed by its government; the black market.
    • noun: underground economy

    • 更多解釋
    • IPA[ˈˌəndərˈˌɡraʊnd iˈkɑnəmi]

    美式

    • n.
      the part of a country's economic activity that is unrecorded and untaxed by its government; ...

    Oxford American Dictionary

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