At Meaning(定義、用法、例句與發音)

at

preposition

快速理解

What does "At" mean?What are 2-3 core uses of "At"?

「at」主要表示一個精確的點、位置或時間點,也用於描述狀態、活動或速率。

  1. 1

    精確位置

    EN: at the bus stop

    翻譯: 在公車站

  2. 2

    特定時間點

    EN: at 5 o'clock

    翻譯: 在五點鐘

  3. 3

    活動或狀態

    EN: at work / at peace

    翻譯: 在工作 / 處於平靜狀態

  4. 4

    速率或價格

    EN: at full speed / at a high price

    翻譯: 以全速 / 以高價

小提醒:注意「at」用於「點」的概念(地點、時間點、狀態點),而「in」用於較大範圍或內部空間,「on」用於表面或特定日期。

發音(How to Pronounce "At" in English

How to pronounce "At" in English?"At" US vs UK pronunciation

點擊下方的 US / UK 按鈕可播放發音。

Real-life Examples of "At" from YouTube Videos

South Korea would accept Trump-Kim deal to freeze North Korea’s nuclear programme | BBC News

BBC News

>>. So would you therefore accept a deal between Trump and Kim that saw North Korea freeze its nuclear weapons program for now, with no future promises of denuclearization at this point?

(1 out of 856)

Definitions(定義)

What are the definitions of "At"?How does "At" change by context?

1. used to show a specific location or position

表示特定的地點或位置

She is waiting at the bus stop.

她在公車站等車。

We met at the restaurant.

我們在餐廳見面。

Look at the picture on the wall.

看牆上的那幅畫。

2. used to show a specific time

表示特定的時間

The meeting starts at 9 o'clock.

會議在九點開始。

I usually go to bed at midnight.

我通常在午夜睡覺。

He was born at the end of May.

他在五月底出生。

3. used to show an activity or state

表示某種活動或狀態

He is good at playing chess.

他擅長下棋。

They are at work now.

他們現在正在工作。

The two countries are at war.

那兩個國家正在交戰。

4. used to show direction or target

表示方向或目標

She smiled at me.

她對我微笑。

Don't shout at the children.

不要對孩子們大喊大叫。

He threw the ball at the window.

他把球扔向窗戶。

5. used to show a rate, price, or level

表示比率、價格或程度

The car was traveling at high speed.

那輛車正以高速行駛。

Eggs are sold at $2 per dozen.

雞蛋每打售價兩美元。

Water boils at 100 degrees Celsius.

水在攝氏100度沸騰。

Grammar & Patterns(句型)

What are common sentence patterns for "At"?How to make natural sentences with "At"?
PatternMeaningExample
at + [time]在(某個時間點)The meeting starts at 9:00. (會議在九點開始。)
at + [place/event]在(某個地點或活動)I'll meet you at the station. (我會在車站與你會合。)
at + [age]在(某個年齡)She learned to drive at 16. (她在十六歲時學會了開車。)
at + [speed/price/rate]以(某個速度、價格、速率)He was driving at 100 km/h. (他當時以每小時一百公里的速度行駛。)
be good/bad at + noun/V-ing擅長/不擅長(做某事)She is very good at painting. (她非常擅長繪畫。)
look/stare/glance at + noun看著/凝視/瞥向(某物或某人)Please look at the board. (請看黑板。)
at + [specific address]在(具體地址)He lives at 123 Main Street. (他住在主街123號。)
at + [moment/point] (e.g., at the moment, at that point)在(某個時刻或時間點)I'm busy at the moment. (我此刻很忙。)
aim/point/shout at + noun瞄準/指向/對…喊叫Don't point that at me. (別把那東西指著我。)
at + [distance]在(某段距離處)I can see a ship at a distance. (我可以看到遠處有一艘船。)

用法說明

How is "At" different from similar structures?What usage mistakes are common with "At"?

at + 名詞 vs at + 動名詞 (-ing)

  • at + 名詞 是最常見的用法,表示一個具體的地點、時間點或抽象目標。
  • at + 動名詞 (-ing) 則較為少見且特定,通常用於描述「在從事某項活動的當下」或「對某種行為的反應」,常見於固定表達。
  • 當表示一個靜態的「點」時(如地點、時刻),必須使用 at + 名詞,不可用動名詞替換。
  • 使用 at + 動名詞 時,該動名詞的動作性較強,強調的是正在進行的行為本身。

對比範例: EN: He is good at mathematics. 翻譯: 他擅長數學。

EN:She laughed at his clumsy dancing.

翻譯:她嘲笑他笨拙的舞姿。

EN:Meet me at the station at five o'clock.

翻譯:五點鐘在車站見我。

EN:I'm surprised at his suddenly leaving the company.

翻譯:我對他突然離開公司感到驚訝。

總結建議

一般情況下使用 at + 名詞at + 動名詞 僅用於少數固定搭配或強調「對某個行為的反應」,使用時需特別留意上下文是否合適。

易混淆對比

What is the difference between "At" and similar words?How to choose "At" vs alternatives?

at vs in

「at」通常用於具體的點或特定地點,而「in」則用於較大的範圍或封閉空間。

at vs on

「at」表示時間點或特定地點,「on」表示具體的某一天或表面接觸。

at vs to

「at」表示靜止的所在位置,「to」表示朝向某個地點的移動或方向。

口語用法

How is "At" used in spoken English?What is the spoken vs formal difference for "At"?

引述

在口語中,'at' 常用於引述某人說過的話或提及的具體地點、時間點,使對話更生動具體。 EN: She was like, "Meet me at the usual spot at five." 翻譯: 她當時就說:「五點在老地方見。」

EN:He just pointed at the screen and said, "Look at that!"

翻譯:他只是指著螢幕說:「看那個!」

語氣強調

在非正式對話裡,將 'at' 與某些詞語連用可以加強語氣,表達驚訝、挫敗或強調焦點。 EN: What are you looking at? (帶有質問或驚訝語氣) 翻譯: 你是在看什麼啦?

EN:I'm bad at this game, but I'm trying!

翻譯:我這遊戲玩得很爛,但我有在試啊!

停頓填充

說話者思考下一句話時,有時會重複或拉長 'at...' 來爭取時間,尤其是在描述地點或情況時。 EN: The party will be... at... at Sarah's place, I think. 翻譯: 派對會在...在...在莎拉家吧,我想。

EN:We need to meet at... um... at the central station.

翻譯:我們需要在...呃...在中央車站見面。

正式書寫注意:上述口語用法(尤其是用於停頓填充或隨意的引述)在正式寫作、報告或學術文章中應避免使用,應改用更完整、結構清晰的句子來表達地點或時間。

常見短語

What common collocations use "At"?What fixed phrases with "At" should I remember?

at the moment

at + [determiner] + moment

此刻,目前

at home

at + home

在家裡

good at

[adjective] + at + [noun/gerund]

擅長於

at first

at + first

起初,一開始

at work

at + work

在工作場所;工作中

look at

[verb] + at + [object]

看著,注視

at least

at + least

至少

at the same time

at + [determiner] + same + time

同時

常見錯誤

What are common mistakes with "At"?Which "At" sentences look correct but are wrong?

×I will meet you in the station.

I will meet you at the station.

使用 'at' 表示在一個特定的地點或位置(如車站、商店、地址),而 'in' 通常用於表示在一個有邊界的空間內部(如房間、建築物、城市)。

×The party starts on 7 PM.

The party starts at 7 PM.

使用 'at' 來表示特定的時間點(如幾點鐘、正午、午夜)。'on' 用於特定的日子或日期(如星期一、5月1日)。

×He learned to drive in the age of 18.

He learned to drive at the age of 18.

表示在某個特定年齡時,固定使用 'at'(at the age of...)。'in' 用於表示在某個年齡段或時期(如 in his twenties)。

×She pointed to the map.

She pointed at the map.

'Point at' 表示指向一個具體的目標或物體。'Point to' 則多用於指出方向、位置或抽象概念。當強調直接對著某物時,常用 'at'。

×He is good in playing chess.

He is good at playing chess.

表示擅長某項技能或活動時,使用 'be good at'。'In' 通常用於表示在某個領域或情境中(如 good in math class)。

×I bought this book for $10.

I bought this book at $10.

雖然 'for' 常用於表示以某價格購買,但當強調「以...價格」這個具體的數字或比率時,特別是在提及單價、匯率或特定定價時,常用 'at'。

詞形變化

What are the word forms of "At"?What are tense/participle forms of "At"?