able

IPA/ˈeɪbl/
KK[ˈebəl]IPA/ˈeɪbl/

able — adjective

  • ablepositive
  • ablercomparative
  • ablestsuperlative

1. having everything required — the physical ability, know-how, time, funds, or sim

1.形容詞A1
釋義

having everything required — the physical ability, know-how, time, funds, or simply the chance — to do what is needed

例句

After weeks of practice, Javier was able to play the whole piece from memory.

able + to-infinitive for an acquired skill

The lift is broken, so we are not able to reach the rooftop today.

同義詞
  • capable of

    more formal; often used in official or academic contexts

  • in a position to

    emphasises having the opportunity rather than the skill itself

反義詞

文法句型

able + to-infinitive

常見錯誤

I will can come tomorrow.
I will be able to come tomorrow.
💡'can' has no future form; use 'will be able to' instead.
She can to swim very fast.
She can swim very fast.' or 'She is able to swim very fast.
💡'can' is never followed by 'to'; 'able' always is.

2. in a better position to do something, because conditions have changed or help ha

2.形容詞B1
釋義

in a better position to do something, because conditions have changed or help has been given

例句

With her new reading glasses, Mei-Lin was better able to study late into the night.

better able + to-infinitive

The new software helps staff members be better able to track customer orders.

同義詞
反義詞

文法句型

better able + to-infinitive

用法筆記

Always used with 'better' or 'more' before 'able'. This sense compares the present situation with an earlier one where doing the same thing was harder.

3. showing real intelligence and skill in your work or studies

3.形容詞B2
釋義

showing real intelligence and skill in your work or studies

例句

Thabo is an able mechanic who can fix almost any engine problem.

attributive use: able + noun

The committee needs several able researchers to lead the new project.

同義詞
  • competent

    stresses having enough skill to meet a required standard

  • capable

    broader; can describe either natural talent or acquired skill

  • skilled

    emphasises training and practised ability

反義詞
  • incompetent

    lacking the basic ability to do a job or task

文法句型

able + noun

用法筆記

Almost always used before a noun. You cannot say 'She is able' to mean 'She is skilled' — in that position, 'able' is understood as sense 1 (capable of doing something).

常見錯誤

She is an able woman to handle this.
She is an able administrator.
💡sense 3 does not take a to-infinitive; it describes a person's quality before a noun.