background

/ˈbækɡraʊnd/ (bre, ipa) · /ˈbækɡraʊnd/ (ame, ipa) · /ˈbak-ˌ(g)rau̇nd/ (ame, mw) · /ˈbæk.ɡraʊnd/ (bre, ipa) · /ˈbæk.ɡraʊnd/ (ame, ipa)

background — noun

1. whatever sits further from the viewer in a picture, photo, or scene — the surfac

1.名詞B2
釋義

whatever sits further from the viewer in a picture, photo, or scene — the surface or area that frames whoever or whatever is the main subject.

例句

In Camille's wedding photo, snowy mountains rise in the background.

phrase: in the background

The artist painted Tariq against a deep red background.

pattern: against a [colour] background

同義詞
  • backdrop

    often the painted or hung surface behind a stage or photo subject

  • setting

    broader: the whole surroundings, not just what is behind

反義詞
  • foreground

    the part of a picture nearest the viewer

文法句型

in the background

against a [colour] background

用法筆記

Frequently appears in the fixed phrase 'in the background' and after prepositions like 'against'. Contrast with sense 7 (computer wallpaper) and sense 5 (low-attention position).

常見錯誤

On the background of the photo there is a tree.
In the background of the photo there is a tree.
💡the standard preposition is 'in', not 'on'.

2. quieter sounds, especially music or voices, that you can hear while something lo

2.名詞B2
釋義

quieter sounds, especially music or voices, that you can hear while something louder or more important is happening.

例句

Soft jazz played in the background while the diners chatted.

collocation: play in the background

I could hear a baby crying in the background of Quinn's phone call.

同義詞

文法句型

in the background

用法筆記

Often forms compound nouns: 'background music', 'background noise', 'background chatter'. Distinguish from sense 1 (visual) — this sense is purely auditory.

常見錯誤

There was a background music playing.
There was background music playing.
💡'background music' is uncountable, so no 'a'.

3. earlier events and surrounding conditions that explain why a particular situatio

3.名詞B2
釋義

earlier events and surrounding conditions that explain why a particular situation developed the way it did.

例句

The journalist explained the political background to the protests in Hong Kong.

pattern: background to [event]

Against this background of rising prices, many families cut back on travel.

phrase: against a/the background of

同義詞
  • context

    more general; can apply to any situation, not just history

  • circumstances

    focuses on conditions surrounding the event

文法句型

the background to/of [event]

against a/the background of

用法筆記

Used with prepositions 'to' and 'of' to link to a specific event. Distinguish from sense 4 (general explanatory information not tied to one event) and sense 6 (a person's life history).

常見錯誤

Tell me the background for the war.
Tell me the background to the war.
💡link with 'to' or 'of', not 'for'.

4. the basic facts about a topic that someone needs to know in order to understand

4.名詞B2
釋義

the basic facts about a topic that someone needs to know in order to understand it properly.

例句

Dr. Una gave us some background on the experiment before we began.

pattern: background on [topic]

The article provides useful background for readers new to the subject.

同義詞
  • briefing

    usually spoken and given before a task or meeting

  • primer

    more formal; an introductory overview

文法句型

background on [topic]

background information

用法筆記

Often paired with 'information', 'reading', or 'briefing'. Differs from sense 3 in scope: sense 3 explains a specific event's causes, while this sense supplies general orientation on a topic.

常見錯誤

I need backgrounds on this topic.
I need background on this topic.
💡uncountable, so no plural.

5. a position where a person or thing is not the focus of attention — for example,

5.名詞C2
釋義

a position where a person or thing is not the focus of attention — for example, a quiet team member at a meeting, or an issue people have stopped paying attention to.

例句

The CEO prefers to stay in the background and let her managers speak.

phrase: stay in the background

The privacy debate has faded into the background since the election.

phrase: fade into the background

同義詞
反義詞

文法句型

in the background

stay/remain/fade into the background

用法筆記

Almost always in fixed phrases with verbs of motion or staying: stay / remain / fade / slip / drop into the background. Subject is usually a person, role, or topic — not a physical object.

常見錯誤

She likes to be at the background.
She likes to stay in the background.
💡the preposition is 'in', and a verb of staying is needed.

6. the kind of family someone grew up in, plus their school history, jobs, and life

6.名詞B1
釋義

the kind of family someone grew up in, plus their school history, jobs, and life experience.

例句

Tariq comes from a working-class background in northern Taiwan.

pattern: from a ... background

The school welcomes children from many different cultural backgrounds.

collocation: cultural / ethnic background

同義詞
  • upbringing

    focuses on how a person was raised by their family

  • history

    broader; covers more than just family and education

文法句型

a [adj] background

from a ... background

用法筆記

Common adjective + background pairs: family, cultural, ethnic, educational, working-class, musical. Use 'background in [field]' for professional experience.

常見錯誤

She has a background of teaching.
She has a background in teaching.
💡the field is introduced by 'in', not 'of'.

7. the picture or colour shown on a phone or computer screen, behind any icons, app

7.名詞
釋義

the picture or colour shown on a phone or computer screen, behind any icons, apps, or open windows.

例句

Camille set a photo of her dog as the background on her laptop.

collocation: set as the background

You can change the background by long-pressing on the home screen.

collocation: change the background

同義詞

文法句型

change/set the background

用法筆記

Synonymous with 'wallpaper' in everyday speech, especially on phones. Distinguish from sense 8 (background tasks/processes).

8. an app, task, or program that keeps running on a device while the user is busy w

8.名詞
釋義

an app, task, or program that keeps running on a device while the user is busy with something else on the screen.

例句

The music app keeps playing in the background while Tariq checks his email.

phrase: run in the background

Too many background apps were draining Quinn's phone battery.

compound noun: background apps

同義詞
反義詞
  • foreground

    the app or task currently shown on screen

文法句型

run in the background

background app/task/process

用法筆記

Usually appears with verbs like 'run', 'play', 'sync', or 'upload' plus 'in the background'. Distinguish from sense 7, which refers to the visible image, not active tasks.

常見錯誤

The app runs on the background.
The app runs in the background.
💡the preposition is 'in'.

background — adjective

background — verb