retain

/rɪˈteɪn/ (bre, ipa) · /rɪˈteɪn/ (ame, ipa) · /ri-ˈtān/ (ame, mw)

retain — 動詞

  • retainpresent simple I / you / we / they
  • retainshe / she / it
  • retainedpast simple
  • retaining-ing form

1. To continue to own, hold, or keep something that you already have, especially wh

1.動詞及物B2
釋義

保留;保有

繼續擁有某物,不失去

To continue to own, hold, or keep something that you already have, especially when there is a risk of losing it or a reason that might cause you to give it up.

例句

Lotte retained all her grandmother's handwritten letters even after three house moves.

Lotte 即使搬了三次家,仍然保留著祖母親筆寫的所有信件。

retain + personal possessions

The company retained its original name despite being bought by a larger firm.

那家公司被大企業收購後,仍保有原本的名稱。

同義詞
  • keep

    less formal and more general; used in everyday situations

  • hold on to

    informal phrasal verb; emphasises preventing loss

  • maintain

    focuses on keeping something at the same level or condition

反義詞
  • lose

    to no longer have something you once possessed

  • give up

    to intentionally stop having something

文法句型

retain + noun phrase (possession/right/property)

用法筆記

Often used with nouns like 'right', 'ownership', 'control', 'dignity', 'independence', or 'reputation' — things that can be lost or taken away. More formal than 'keep'.

常見錯誤

I retained a new phone from the store.
I bought a new phone from the store.
💡'Retain' means to continue having something you already own, not to acquire something new.

2. Describes a material's ability to keep heat, liquid, or flavour inside itself wi

2.動詞及物B2
釋義

保持;留住

物質持續含有熱量或水分等

Describes a material's ability to keep heat, liquid, or flavour inside itself without letting it leak or disappear.

例句

A thick woollen jumper retains body heat far better than a thin cotton shirt.

一件厚羊毛毛衣比薄棉襯衫更能留住身體的熱量。

retain + heat (materials comparison)

Clay soil retains moisture much longer than sandy soil during a dry spell.

黏土在乾旱期間比沙土能保持更久的濕氣。

同義詞
  • hold

    simpler and more common; less specific to materials

  • keep in

    phrasal verb; emphasises preventing escape, e.g. 'keep in heat'

反義詞
  • release

    to let something escape, e.g. 'release heat'

  • lose

    commonly used with heat or moisture: 'lose heat'

文法句型

retain + heat / moisture / water / flavour

用法筆記

Subject is usually a type of material, fabric, container, or surface. Object is typically a physical property such as heat, moisture, water, aroma, or flavour.

常見錯誤

The paper towel retained all the water after I used it.
The paper towel absorbed all the water.
💡'Absorb' is for taking liquid in; 'retain' is for holding liquid that is already inside.

3. To pay a sum of money in advance to a lawyer, solicitor, or law firm so that the

3.動詞及物C1
釋義

預聘

預先付費聘用律師

To pay a sum of money in advance to a lawyer, solicitor, or law firm so that they are available to give legal advice or represent you when needed.

例句

The Hernandez family retained a lawyer to handle their immigration case.

Hernandez 一家人預聘了一位律師來處理他們的移民案件。

Before launching the lawsuit, Esteban retained a defamation specialist.

提起訴訟前,Esteban 預聘了一位誹謗官司的專家。

retain + legal expert

同義詞
  • engage

    formal synonym that works for lawyers and other professionals

  • hire

    more general; less formal; can be used for lawyers too but lacks the 'advance payment' nuance

反義詞
  • dismiss

    to stop using the services of a lawyer

  • fire

    informal; to end someone's employment or services

文法句型

retain + legal professional / law firm

用法筆記

Restricted to legal and professional contexts. The advance payment is called a 'retainer'. Do not use this sense for hiring other types of professionals — use 'hire' or 'engage' instead.

常見錯誤

I retained a plumber to fix the leak.
I hired a plumber to fix the leak.
💡This sense of 'retain' is specifically for lawyers and legal professionals, not for general tradespeople or service providers.

4. To keep information, facts, or memories in your mind for a period of time rather

4.動詞及物C1
釋義

記住;牢記

記得或牢記在心中

To keep information, facts, or memories in your mind for a period of time rather than forgetting them.

例句

Elderly patients sometimes struggle to retain new information after major surgery.

年長病患在大手術後有時難以記住新資訊。

retain + information

Tariro found it difficult to retain all the vocabulary for her Japanese exam.

Tariro 發現要記住日語考試的所有單字很困難。

同義詞
  • remember

    more common in everyday speech; less emphasis on holding over time

  • memorise

    suggests an active effort to commit something to memory

  • keep in mind

    less formal; suggests remembering to consider something

反義詞
  • forget

    to no longer have something in your memory

文法句型

retain + information / facts / details / knowledge

用法筆記

Used especially in educational or cognitive contexts. Stronger than 'remember' — it implies not just recalling but holding the information over time. Object is usually abstract: 'information', 'facts', 'details', 'knowledge', 'what someone learned'.

常見錯誤

I retained that today is Wednesday.
I remembered that today is Wednesday.
💡'Retain' is for sustained knowledge over time, not for recalling simple routine information.

5. To continue to have a particular position, job, title, or physical feature, espe

5.動詞及物C1
釋義

留住;維持

保持原有位置或特徵

To continue to have a particular position, job, title, or physical feature, especially when change or loss is expected.

例句

The old theatre retained its original Art Deco ceiling after the renovation.

翻修後,這間老戲院仍保留著原有的裝飾藝術天花板。

retain + architectural feature

Jude retained his position as team captain despite the poor season results.

儘管球隊戰績不佳,Jude 仍然留住球隊隊長的職位。

同義詞
  • keep

    simpler and more general; 'retain' is more formal

  • hold on to

    informal; emphasises effort against pressure to change

  • preserve

    used for features, qualities, or buildings; suggests active protection

反義詞
  • lose

    to no longer have a position or feature

  • give up

    to intentionally stop having or doing something

文法句型

retain + position / title / feature / character

用法筆記

Often used in passive constructions ('the building was retained as a museum') or with abstract qualities ('retain its charm, character, appeal'). The focus is on resisting change.

常見錯誤

The company retained a new marketing manager.
The company hired a new marketing manager.
💡'Retain' means to keep someone who is already in position, not to bring in someone new.