「focus」作為動詞，主要指將注意力、精力或資源集中於特定對象或目標。
集中注意力
EN: to concentrate attention or effort on something
翻譯: 將注意力或精力集中在某事物上。
調整焦距
EN: to adjust a lens or one's eyes to make an image clear
翻譯: 調整鏡頭或眼睛，使影像變得清晰。
聚焦於重點
EN: to direct discussion, activity, etc. towards a central point or issue
翻譯: 將討論、活動等導向一個核心要點或議題。
小提醒：注意「focus on」是固定搭配，表示「專注於…」，不可省略介系詞「on」。例如：We need to focus on the main problem.（我們需要聚焦於主要問題。）
點擊下方的 US / UK 按鈕可播放發音。
Real-life Examples of "Focus" from YouTube Videos
Steve Jobs' 2005 Stanford Commencement Address
Stanford
“What had been the focus of my entire adult life was gone, and it was devastating.”
1. to direct your attention or effort towards something specific
將注意力或努力集中於特定事物上
You need to focus on your studies if you want to pass the exam.
如果你想通過考試，就需要專注於你的學業。
The manager asked the team to focus on the most important tasks first.
經理要求團隊先專注於最重要的任務。
2. to adjust a lens or your eyes to make an image clear
調整鏡頭或眼睛使影像清晰
She focused the camera on the distant mountain.
她將相機對焦在遠處的山上。
It took a moment for his eyes to focus in the dim light.
在昏暗的光線下，他的眼睛花了一點時間才對焦。
3. to concentrate light, sound, or energy into a central point
將光、聲音或能量匯聚於一個中心點
The magnifying glass focused the sun's rays onto the dry leaves.
放大鏡將太陽光線聚焦在乾葉子上。
The satellite dish is designed to focus radio signals.
這個衛星天線的設計是用來聚焦無線電訊號的。
4. to make something the central point of attention or activity
使某事物成為關注或活動的中心
The documentary focuses on the lives of migrant workers.
這部紀錄片聚焦於移工的生活。
The discussion focused the group's attention on the core issue.
這次討論將小組的注意力集中在了核心問題上。
| Pattern | Meaning | Example |
|---|---|---|
| focus + on + noun/pronoun | 將注意力集中於… | She focused on the main issue. (她將注意力集中在主要問題上。) |
| focus + (one's) attention/mind/efforts + on + noun/pronoun | 將（某人的）注意力/心思/努力集中於… | He focused his efforts on finishing the project. (他將努力集中在完成專案上。) |
| focus + on + V-ing | 專注於做… | The team is focusing on improving quality. (團隊正專注於提升品質。) |
| be focused + on + noun/pronoun | 專注於… | The discussion was focused on the budget. (討論專注於預算。) |
| focus + noun/pronoun | 使…聚焦；調整…的焦點 | He focused the camera on the bird. (他將相機對焦在那隻鳥上。) |
對比例句： EN: You should focus on improving your pronunciation. 翻譯: 你應該專注於改進你的發音。
EN:He needs to focus on completing the report first.
翻譯:他需要先專心完成報告。
使用動詞 focus 時，請務必記住其固定搭配為 focus on + N/V-ing，避免誤用不定詞。
focus vs concentrate
「focus」強調將注意力或資源集中於一個特定點或目標；「concentrate」則更廣泛地指將精神或物質聚集起來，不一定是單一點。
focus vs center
「focus」作動詞時指主動地將注意力或活動集中於某處；「center」作動詞時則指以某事物為核心或圍繞其展開。
focus vs attend
「focus」強調深度集中與專注；「attend」則較偏向指「出席」或「注意聽」，但不一定達到高度專注的狀態。
在對話中，當重複或引述他人剛說過的話時，常會用「focus」來確認或強調對方談論的核心。 EN: So you're saying the main issue is we need to focus on the budget first? 翻譯: 所以你的意思是，主要問題是我們需要先 focus 在預算上？
EN:A: "I just can't focus today." B: "You can't focus? Maybe you need a break."
翻譯:A: "我今天就是沒辦法 focus。" B: "沒辦法 focus？也許你需要休息一下。"
在口語中，會透過重音、拉長音或重複來強調「focus」，以表達決心或提醒對方集中注意力。 EN: We really need to fo-cus here, people. Time is running out. 翻譯: 各位，我們真的需要 fo-cus 了，時間快不夠了。
EN:Focus, focus, focus! That's the only way we'll get this done.
翻譯:Focus, focus, focus！這是我們完成這件事的唯一方法。
在組織思緒或尋找合適詞語時，「focus」有時會作為一個短暫的停頓填充詞，尤其是在討論策略或目標的對話中。 EN: Our next step should be... focus... on improving customer feedback. 翻譯: 我們的下一步應該是... focus... 放在改善客戶回饋上。
EN:I think the key is to, you know, focus... wait, let me rephrase that.
翻譯:我認為關鍵是要，你知道的，focus... 等等，讓我換個說法。
正式寫作注意：上述口語用法（如用於引述、語氣強調或作為停頓填充）在正式報告、學術論文或商業書信中應避免使用。在正式文體中，「focus」應直接、明確地用於陳述，而不帶有對話性的重複或停頓效果。
focus on
focus on [something/someone]
將注意力、精力或資源集中於某事物或某人
focus one's attention
focus [one's] attention on [something]
將某人的注意力集中於某事物
focus one's efforts
focus [one's] efforts on [something/doing something]
將努力或行動集中於某方面
focus the mind
focus the/one's mind
集中精神，使思緒清晰
hard/difficult to focus
be hard/difficult to focus
難以集中注意力
shift focus
shift focus (to/from)
轉移焦點或注意力
focus sharply
focus sharply on
非常明確或強烈地集中於
×I focus to study.
✓I focus on studying.
動詞 "focus" 後方接事物時，需使用介系詞 "on"，再接名詞或動名詞 (V-ing)。
×She focused her attention to the details.
✓She focused her attention on the details.
片語 "focus (one's) attention" 後方固定的介系詞是 "on"，而非 "to"。
×The camera is focus.
✓The camera is in focus. / The camera is focused.
表示「對焦清晰」的狀態，應使用片語 "be in focus"。若使用形容詞，則為 "focused"（專注的）或 "focussed"（對好焦的）。
×We need focus more resources.
✓We need to focus more resources. / We need to focus more resources on this project.
"need" 作為主要動詞時，後方接另一個動詞需使用不定詞 "to focus"。此外，"focus" 作為及物動詞時，通常會說明將資源「集中於」何處（用 "on"）。
×His focus is learn English.
✓His focus is learning English. / His focus is on learning English.
在 "His focus is..." 這類主詞補語結構中，後方應接名詞、動名詞 (V-ing) 或名詞子句。若想強調「在...事物上」，則使用 "is on + N/V-ing"。
×Can you focus the light to this area?
✓Can you focus the light on this area?
當 "focus" 表示「將（光、視線等）集中」時，後方接的介系詞是 "on"，而非 "to"。