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  1. heavy-duty

    • IPA[ˌhɛvɪˈdjuːti]

    英式

    • adj.
      (of material or an article) designed to withstand the stresses of demanding use;intense, important, or abundant
    • 釋義

    形容詞

    • 1. (of material or an article) designed to withstand the stresses of demanding use heavy-duty springs
    • intense, important, or abundant she did some heavy-duty cleaning
  2. 知識+