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heavy-duty

adjective
🔊/ˌhevi ˈdjuːti/
🔊/ˌhevi ˈduːti/
[only before noun]
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  1. not easily damaged and therefore suitable for hard physical work or to be used all the time结实的；重型的；耐用的
    • a heavy-duty carpet耐磨的地毯
  2. (informal, especially North American English) very serious or great in quantity严重的；严肃的；大量的
    • I think you need some heavy-duty advice.我想你需要一些有分量的意见。🔊🔊