open

open — 動詞

IPA/ˈəʊ.pən/
KK[ˈopən]IPA/ˈoʊ.pən/
  • openpresent simple I / you / we / they
  • opens3rd person singular
  • opening-ing form
  • openedpast simple

1. to move something, or to move, from a shut position so people can pass, see, or

1.動詞及物 / 不及物A1
釋義

打開

把門窗口等由關變開

to move something, or to move, from a shut position so people can pass, see, or use it.

例句

Nina opened the kitchen window after the soup burned.

湯燒焦後,Nina 打開了廚房窗戶。

open + door/window

The gate opened slowly when the guard pressed the button.

警衛按下按鈕後,大門慢慢打開了。

intransitive: gate/door opens

常見搭配
  • open the door
  • open the window
  • open your mouth
  • open the gate
同義詞
  • uncover

    mainly for taking something off the surface of another thing

  • unfasten

    used when something is held shut by a button, zip, or strap

  • unlock

    specifically for removing a lock, not for every kind of opening

反義詞
  • close

    the usual opposite for doors, windows, and mouths

  • shut

    often interchangeable with 'close' in everyday speech

文法句型

open + door/window/gate

[door/gate/flower] open(s)

open your mouth/eyes

用法筆記

This sense covers doors, windows, gates, mouths, eyes, and similar things that move from shut to unshut. Distinguish from sense 4, which focuses on removing a lid, wrapper, or seal to reach what is inside.

常見錯誤

Open the light.
Turn on the light.
'open' is used for things that shut and open, not for switching electricity on.

2. to remove a lid, seal, or wrapping from a box, bag, bottle, or package in order

2.動詞及物A2
釋義

拆開;拆封

把包裹容器打開取內容物

to remove a lid, seal, or wrapping from a box, bag, bottle, or package in order to reach the things inside.

例句

Lily opened the parcel with scissors at the kitchen table.

Lily 在廚房桌邊用剪刀拆開了包裹。

open + parcel/jar/packet

We opened the jar and smelled fresh peach jam.

我們打開果醬罐時,聞到了新鮮桃子香。

常見搭配
  • open a parcel
  • open a jar
  • open a packet
  • open a box
同義詞
  • unwrap

    best when paper, plastic, or cloth is around the item

  • unseal

    best when a seal or tight closure is broken

  • unpack

    often means taking several things out after opening

反義詞
  • seal

    to close something tightly so nothing gets in or out

  • close

    general opposite once the container has been used

文法句型

open + parcel/jar/packet

open + box/bag/bottle

用法筆記

The object is usually a box, bag, bottle, jar, packet, parcel, or similar container. Distinguish from sense 3, where a door, gate, mouth, or flower moves into an open position.

常見錯誤

I opened the medicine and drank it.
I opened the medicine bottle and drank it.
the object should be the container, not the thing inside it.

3. if a business or public place opens, it begins serving people; if someone opens

3.動詞及物 / 不及物A2
釋義

營業;開門

店家或機構開始服務

if a business or public place opens, it begins serving people; if someone opens one, they start it.

例句

The bakery opens at seven, so breakfast is easy here.

那家麵包店七點營業,所以在這裡吃早餐很方便。

place opens at + time

A new clinic opened across from the station last month.

車站對面那家新診所上個月開門營業。

常見搭配
  • open at seven
  • open late
  • open a clinic
  • open a shop
同義詞
  • start

    common when someone begins a business

  • launch

    more formal and common for a new service or venture

  • set up

    stresses establishing the business rather than its daily hours

反義詞
  • close

    used for the end of business hours or permanent closure

  • shut down

    common when a business stops operating completely

文法句型

[shop/office/library] open(s) at + time

open + shop/business/place

用法筆記

The subject is usually a shop, office, clinic, library, museum, or similar place. With a person as subject, the object is the business or place they start; sense 6 is the ceremonial use.

常見錯誤

The bank is opened at nine.
The bank opens at nine.
use the active form for regular business hours.

4. to let people use, enter, or join something that was not available before.

4.動詞及物
釋義

開放;提供

讓人可以使用或參加

to let people use, enter, or join something that was not available before.

例句

The town opened two free water stations during last summer's heat wave.

那個小鎮在去年夏天熱浪期間開放了兩個免費供水站。

open a service for public use

Our school opened the gym to neighbors on rainy weekends.

我們學校在下雨的週末把體育館開放給鄰居使用。

open + place + to + group

常見搭配
  • open access to
  • open the gym to neighbors
  • open one lane
  • open more seats
  • open a help line
同義詞
  • make available

    the closest broad equivalent, especially in neutral writing

  • provide

    focuses more on giving a service or chance

  • launch

    often used for a new service, product, or program

反義詞
  • close

    means to stop access or use

  • restrict

    means to limit who can use something

文法句型

open something to someone

open more seats / classes / lanes

open a place or service for public use

用法筆記

The subject is often a school, company, government, or other organization, and the object is usually a place, service, route, or opportunity. Distinguish from sense 6 (READY), where someone officially declares a building or event ready.

常見錯誤

The museum opened visitors on Monday.
The museum opened the gallery to visitors on Monday.
the object is the place or service made available, not the people using it.

5. to make a file, website, or program appear on the screen so you can read or use

5.動詞及物B1
釋義

開啟

把檔案或程式打開使用

to make a file, website, or program appear on the screen so you can read or use it.

例句

Lena opened the photo file to print Grandma's birthday picture.

Lena 開啟了照片檔案,好列印奶奶的生日照片。

open + file

Please open the map app before we leave the station.

我們離開車站前,請先開啟地圖 app。

open + app

常見搭配
  • open a file
  • open an app
  • open a document
  • open an attachment
  • open a record
同義詞
  • load

    common for bringing a file or page into a program

  • launch

    more common for apps or programs than for files

  • bring up

    informal and often used for showing something on screen

反義詞
  • close

    means to stop showing the file or program

  • exit

    often used when leaving a program

文法句型

open a file

open a program or app

open an attachment or record

用法筆記

Use this sense for digital things on a screen, not for starting the machine itself. Distinguish from sense 3 (NOT CLOSED), where you move a door, lid, or similar object.

常見錯誤

Open the computer and send me the file.
Turn on the computer and open the file.
'open' is for the file or program, not for switching the machine on.

6. to start, or to make an event, activity, or period start.

6.動詞及物 / 不及物B2
釋義

開始;展開

使活動或時段開始

to start, or to make an event, activity, or period start.

例句

The meeting opens at nine, so please arrive early.

會議九點開始,所以請早點到。

intransitive: open at + time

Coach Rivera opened practice with ten minutes of stretching.

Coach Rivera 先做十分鐘伸展,展開了練習。

open + event with + first activity

常見搭配
  • open a meeting
  • open a show
  • open the season
  • open with a speech
同義詞
  • begin

    the closest everyday equivalent

  • start

    very common and often slightly less formal

  • launch

    more common for products, campaigns, or formal programmes

反義詞
  • end

    marks the finish rather than the start

  • close

    can mean bring a meeting or show to its end

文法句型

open at + time

open with + first part

open + event/activity

用法筆記

Often used for meetings, shows, lessons, speeches, and stretches of time. Distinguish from sense 2, which is specifically about performing before the main act in a show.

常見錯誤

The movie opened by a song.
The movie opened with a song.
use 'with' for the first part that begins the event.

7. if an important person opens a building, exhibition, or event, they officially a

7.動詞及物B2
釋義

啟用;開幕

正式宣布建物或活動開始

if an important person opens a building, exhibition, or event, they officially announce its start.

例句

The mayor opened the new bridge with a short speech.

市長以簡短致詞,為新橋主持啟用。

officially open + building/event

Mayor Wu opened the art festival on Friday morning.

Mayor Wu 在星期五早上為藝術節主持開幕。

常見搭配
  • open a bridge
  • open a festival
  • open a museum
  • open an exhibition
同義詞
  • inaugurate

    formal word for officially starting a public building or event

  • launch

    works for programmes and campaigns, but is broader

  • dedicate

    often used when a building or monument is formally presented

反義詞
  • close

    to stop or end the event or service rather than begin it

文法句型

open + bridge/building/event

officially open + place/event

用法筆記

The subject is usually a mayor, president, royal, or other public figure, and the object is often a public building or event. Distinguish from sense 5, which is about regular business hours or starting a business.

常見錯誤

The guard opened the museum yesterday.
The mayor opened the museum yesterday.
this ceremonial sense usually needs a public figure, not the person who unlocked the door.

8. to perform first in a concert or show, before the star act comes on.

8.動詞不及物
釋義

暖場;開場

在正式主秀前先表演

to perform first in a concert or show, before the star act comes on.

例句

A local jazz band opened for the singer in Kaohsiung.

一支本地爵士樂團在高雄替那位歌手暖場。

open for + main performer

Mina's band is opening for the main band at the arena.

Mina 的樂團今晚會在體育館替主樂團開場。

常見搭配
  • open for a singer
  • open for a band
  • open for a comedian
  • open on the tour
同義詞
  • support

    common in British English for performing before the main act

  • warm up

    informal and often used for getting the audience ready

文法句型

open for + performer

open before + main act

用法筆記

Usually followed by 'for' plus the better-known act. Unlike sense 1, the subject here is the performer who appears first, not the event itself.

常見錯誤

Mina opened the concert.
Mina opened for the main band.
this sense means she performed before the main act, not that she officially began the event.

open — 名詞

IPA/ˈəʊ.pən/
KK[ˈopən]IPA/ˈoʊ.pən/

open — 形容詞

IPA/ˈəʊpən/
KK[ˈopən]IPA/ˈəʊpən/

同根字

常見搭配

副詞搭配

常用片語

  • wide open
  • leave open
  • keep open
  • out in the open

介系詞搭配