heavy-duty

/ˌhevi ˈdjuːti/ (bre, ipa) · /ˌhevi ˈduːti/ (ame, ipa) · /ˈhe-vē-ˈdü-tē -ˈdyü-/ (ame, mw)

heavy-duty — adjective

1. describes clothing, equipment, or materials that are built to be much stronger a

1.形容詞B2
釋義

describes clothing, equipment, or materials that are built to be much stronger and longer-lasting than standard versions, so they can handle rough conditions or frequent use without breaking or wearing out

例句

Diego used heavy-duty nylon ropes to tow the broken-down truck up the steep hill.

collocation: heavy-duty + fabric/material type

The construction crew wore heavy-duty steel-toe boots to protect their feet at the building site.

attributive use: heavy-duty + safety equipment noun

同義詞
  • durable

    slightly broader; can refer to anything long-lasting, not just items built for rough use

  • rugged

    emphasises ability to handle rough outdoor conditions and impacts

  • tough

    more informal; also suggests resistance to damage

  • sturdy

    focuses on solid, strong construction rather than extreme-condition use

反義詞
  • lightweight

    designed for easy carrying rather than strength

  • flimsy

    weakly made and likely to break

文法句型

heavy-duty + noun

常見錯誤

❌This jacket is heavy duty.
✅This jacket is heavy-duty.
💡When used as a compound adjective, 'heavy-duty' needs a hyphen.
❌I need a heavy duty bag for camping.
✅I need a heavy-duty bag for camping.
💡Hyphenate the compound when it comes before the noun it modifies.

2. involving a very high degree of seriousness, effort, or quantity — for example,

2.形容詞C1
釋義

involving a very high degree of seriousness, effort, or quantity — for example, a heavy-duty investigation explores every detail, or heavy-duty criticism is extremely thorough and harsh

例句

The newspaper launched a heavy-duty investigation into the city's water pollution problem.

collocation: heavy-duty investigation

Sofia faced heavy-duty criticism from the reviewers for the many errors in her research paper.

同義詞
  • intensive

    slightly more formal; suggests concentrated effort over a period

  • serious

    broader in meaning; not exclusively about degree or quantity

  • severe

    has a more negative, harsh connotation

反義詞
  • mild

    low in intensity or strength

  • light

    not serious or intensive

文法句型

heavy-duty + noun