beneficial

beneficial — 形容詞

1. bringing an advantage or helping a situation become better.

1.形容詞B2
釋義

有益；有利

能帶來好處或改善情況

bringing an advantage or helping a situation become better.

例句

Daily walks are beneficial to older adults with stiff knees.

每天散步對膝蓋僵硬的年長者很有益。

beneficial to + person/group

The new bus line proved beneficial for factory workers outside town.

新的公車路線對城外的工廠員工很有利。

prove beneficial for + group

同義詞
  • helpful

    common and broad; often used for direct practical help.

  • useful

    stresses practical value more than a positive effect on a situation.

  • advantageous

    more formal and often used for business, money, or strategy.

  • good for

    an everyday phrase, especially in speech and health contexts.

反義詞
  • harmful

    describes something that causes damage or illness.

  • damaging

    stresses a bad effect on health, growth, or reputation.

  • disadvantageous

    a formal opposite, especially in business or planning.

文法句型

be beneficial to + person/group

be beneficial for + activity/situation

prove beneficial for + person/group

beneficial effect on + noun

用法筆記

Common after be, especially with to for the people or things that receive the good result. In everyday speech, speakers often choose good for instead of beneficial.

常見錯誤

❌I am beneficial from swimming.
✅Swimming is beneficial to me.
💡beneficial describes the thing that helps, not the person who receives the help.
❌The advice gave me a beneficial.
✅The advice was beneficial to me.
💡beneficial is an adjective, not a noun.