1. having the skill, power, or means to do something
有技能、能力或方法做某事
She is able to speak three languages fluently.
她能夠流利地說三種語言。
Will you be able to finish the report by Friday?
你能在星期五前完成報告嗎？
Able Meaning（定義、用法、例句與發音）
able
adjective
快速理解
What does "Able" mean?What are 2-3 core uses of "Able"?
「able」主要表示有能力、有才幹，或指法律上被允許的狀態。
- 1
有能力
EN: having the skill or power to do something
翻譯: 擁有做某事的技能或能力
- 2
有才幹的
EN: intelligent or good at doing something
翻譯: 聰明的或擅長做某事的
- 3
被允許的
EN: legally allowed to do something
翻譯: 法律上被允許做某事
小提醒：「able」是形容詞，用來描述人、事物或狀態，後面常接「to + 動詞原形」。不要與名詞「ability」（能力）混淆。
發音（How to Pronounce "Able" in English）
How to pronounce "Able" in English?"Able" US vs UK pronunciation
點擊下方的 US / UK 按鈕可播放發音。
Real-life Examples of "Able" from YouTube Videos
South Korea would accept Trump-Kim deal to freeze North Korea’s nuclear programme | BBC News
BBC News
“It seems that he is interested in meeting the leader again, in talking to him, that he feels that there's some unfinished business, But whether he would be able to sit down with him and the US side would agree to sit down with Kim Jong-un on this condition that North Korea is not going to give up its nuclear weapons.”
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Definitions（定義）
What are the definitions of "Able"?How does "Able" change by context?
2. intelligent or good at doing something
聰明的；擅長做某事的
He's a very able student who always gets top grades.
他是一個非常能幹的學生，總是取得頂尖成績。
We need an able manager to lead the new project.
我們需要一位能幹的經理來領導這個新專案。
3. legally or officially permitted to do something
在法律上或官方許可做某事
Only members are able to vote in the election.
只有會員才能在選舉中投票。
The new law made him able to claim his inheritance.
新法律使他能夠領取他的遺產。
Grammar & Patterns（句型）
What are common sentence patterns for "Able"?How to make natural sentences with "Able"?
| Pattern | Meaning | Example |
|---|---|---|
| able to + V | 能夠（做某事） | He is able to speak three languages. (他能說三種語言。) |
| be able to + V | 有能力（做某事） | She was able to finish the project on time. (她能夠準時完成專案。) |
| not able to + V | 無法（做某事） | I'm not able to attend the meeting tomorrow. (我明天無法參加會議。) |
| able + noun | 有能力的（人） | He is an able leader. (他是一位有能力的領導者。) |
| able-bodied | 身體健全的 | The job requires able-bodied workers. (這份工作需要身體健全的工人。) |
用法說明
How is "Able" different from similar structures?What usage mistakes are common with "Able"?
be able to do vs. can do
- be able to do 強調透過努力、學習或特定條件而獲得的能力，或用於未來時態、完成時態等 can 無法適用的語法結構。
- can 則更通用，表示與生俱來或一般性的能力、許可或可能性。
- 在表示過去某次「成功做到」某件具體事情時，通常使用 was/were able to，而非 could。
對比例句： EN: After months of practice, she is finally able to play that difficult piece. 翻譯: 經過數月的練習，她終於能夠彈奏那首高難度的曲子了。
EN:She can play the piano very well; she started learning as a child.
翻譯:她鋼琴彈得很好；她從小就開始學了。
對比例句： EN: The firefighter was able to rescue everyone from the burning building. 翻譯: 那位消防員成功將所有人從燃燒的建築物中救了出來。
EN:When I was young, I could run very fast.
翻譯:我年輕的時候可以跑得很快。
總結建議
在表示過去某次具體的成功，或強調透過努力獲得的能力時，使用 be able to；表示一般能力、許可或可能性時，使用 can 更為自然。
易混淆對比
What is the difference between "Able" and similar words?How to choose "Able" vs alternatives?
able vs capable
兩者皆表示「有能力」，但 'able' 通常指具體做某事的能力，而 'capable' 則更廣泛，可指潛在能力或勝任某種性質的工作。
able vs competent
'able' 側重於有技能或力量去做某事；'competent' 則強調具備足夠的知識、技能或資格以達到令人滿意的標準。
able vs qualified
'able' 指擁有做某事的能力；'qualified' 則強調擁有官方認可的資格、證書或正式訓練，符合特定職位或任務的要求。
口語用法
How is "Able" used in spoken English?What is the spoken vs formal difference for "Able"?
引述
在口語中，常用來引述或轉述他人的能力或可能性。 EN: He said he wasn't able to make it on time. 翻譯: 他說他沒辦法準時到。
EN:Are you able to help me with this later?
翻譯:你等一下能幫我處理這個嗎？
語氣強調
與「can」相比，使用「able」有時能更正式或強調克服困難後的能力。 EN: After months of practice, I was finally able to play that song. 翻譯: 練習了幾個月後，我終於能彈那首曲子了。
EN:Despite the injury, she was able to finish the race.
翻譯:儘管受傷了，她還是能夠跑完全程。
停頓填充
在組織思緒或尋找合適字眼時，可能會用「able to...」作為短暫的停頓填充。 EN: The project is... able to be completed by Friday, I think. 翻譯: 這個專案... 應該能在星期五前完成，我想。
EN:We should be... able to figure out a solution together.
翻譯:我們應該能... 一起想出解決辦法。
注意：在正式書寫中（如學術論文、商業報告），應避免將「able」用作停頓填充，以保持文句的簡潔與流暢。
常見短語
What common collocations use "Able"?What fixed phrases with "Able" should I remember?
be able to
be able to + VERB
能夠（做某事）
perfectly able
perfectly able to + VERB
完全有能力（做某事）
financially able
financially able to + VERB
有經濟能力（做某事）
mentally able
mentally able to + VERB
心智上有能力（做某事）
physically able
physically able to + VERB
身體上有能力（做某事）
barely able
barely able to + VERB
勉強能夠（做某事）
more than able
more than able to + VERB
綽綽有餘（能夠做某事）
常見錯誤
What are common mistakes with "Able"?Which "Able" sentences look correct but are wrong?
×I am able of speaking English.
✓I am able to speak English.
"able" 後面必須接 "to + 動詞原形"，而不是 "of + 動名詞"。這是常見的介系詞錯誤。
×He will able to come tomorrow.
✓He will be able to come tomorrow.
使用 "able" 時，必須搭配 "be" 動詞（am, is, are, was, were, be）。未來式應為 "will be able to"。
×This software is able of editing videos.
✓This software is capable of editing videos. / This software can edit videos.
描述「事物」具有某種功能或能力時，通常使用 "can" 或 "capable of"。"Able" 主要用於描述「人」的能力。
×I am not able understanding this concept.
✓I am not able to understand this concept.
"able" 後面的動詞必須是原形動詞（infinitive），即 "to + V"，不能直接接動名詞（V-ing）。
×He is very able.
✓He is very capable. / He has great ability.
"Able" 單獨使用時，通常指「能幹的、有才幹的」，但較為正式且不常見。在大多數情況下，"capable" 或 "has the ability" 是更自然、更常用的說法。單獨說 "He is able." 聽起來不完整。
×Are you able speaking French?
✓Are you able to speak French? / Can you speak French?
在疑問句中，"able" 的結構同樣是 "be + able + to + V"。口語中，"Can you...?" 比 "Are you able to...?" 更為常見。
詞形變化
What are the word forms of "Able"?What are tense/participle forms of "Able"?