laborious

laborious — 形容詞

1. A laborious task or activity is one that takes a long time and a great deal of p

1.形容詞B2
釋義

費時費力

需要大量時間與精力

A laborious task or activity is one that takes a long time and a great deal of physical or mental energy to complete — often making you feel exhausted or frustrated.

例句

The research involved the laborious process of checking every historical document by hand.

這項研究涉及逐一核對每份歷史文件的費力過程。

collocation: laborious process

Alessia found the laborious task of sorting old files both tiring and boring.

Alessia 發現整理舊檔案的費力任務既累人又無聊。

pattern: find + object + laborious + noun

同義詞
  • arduous

    More formal than laborious; strongly suggests sustained physical or mental struggle, often over a long period (e.g. an arduous journey across the mountains)

  • strenuous

    Focuses on the high level of active physical or mental energy needed (e.g. strenuous exercise, strenuous objections)

  • painstaking

    Neutral or slightly positive; highlights careful, thorough attention to detail rather than difficulty or exhaustion (e.g. painstaking research)

  • tiresome

    Emphasises the boredom or frustration caused by a task that feels too long or repetitive, rather than the physical effort

反義詞
  • effortless

    Describes something that seems to require no hard work at all

  • simple

    Describes something easy to do or understand, involving little time or complexity

常見錯誤

❌She is a very laborious worker.
✅She is a very hardworking worker.
💡In modern English, laborious describes tasks or processes, not people. The personal meaning ('industrious') is now very rare.
❌I feel laborious after the long run.
✅I feel exhausted after the long run.
💡Laborious describes the activity itself, not how a person feels afterwards.