loop

/luːp/ (bre, ipa) · /luːp/ (ame, ipa) · /ˈlüp/ (ame, mw)

loop — noun

  • loopsingular
  • loopsplural

1. a shape that curves around until the two ends come close to or cross each other,

1.名詞A2
釋義

a shape that curves around until the two ends come close to or cross each other, like the curve you get when a long thin object such as string or ribbon bends nearly back onto itself.

例句

Paloma tied the rope into a neat loop before hanging the laundry.

form a loop — creating the shape from a long object

The road ahead formed a wide loop around the old oak tree.

同義詞
  • curve

    a general bend without the requirement to nearly touch or cross itself

  • circle

    a perfectly round shape; 'loop' is often more oval or irregular

  • ring

    usually a closed circle of solid material, not formed by bending

用法筆記

Often used with prepositions like 'of' or 'in' to describe the material or location of the curve, e.g. 'a loop of wire' or 'a loop in the road'.

2. a length of string, ribbon, wire, or similar thin material that has been folded

2.名詞B1
釋義

a length of string, ribbon, wire, or similar thin material that has been folded into a curved or circular form, serving purposes such as fastening objects together or adding ornamental detail.

例句

Lakshmi pulled the loop of thread tight against the fabric button.

loop of thread for sewing

The climber checked each loop of the rope before starting his ascent.

同義詞
  • coil

    a series of loops one after another, not just a single loop

  • eye

    a small closed loop, especially at the end of a hook or needle

用法筆記

Distinguish from sense 1 (CURVED SHAPE): sense 2 refers to the physical piece of material itself that has been shaped, not just the abstract shape.

3. a flight manoeuvre where an aircraft flies in a complete vertical circle, first

3.名詞B2
釋義

a flight manoeuvre where an aircraft flies in a complete vertical circle, first climbing straight up, turning upside-down at the top, and then coming back down in the same curved path.

例句

The pilot performed a perfect loop above the airfield during the opening show.

During the air show, three jets flew loops in tight formation.

同義詞
  • roll

    an aircraft rotation around its lengthwise axis, not a vertical circle

  • barrel roll

    a combination of a roll and a loop, forming a spiral path

用法筆記

Subject is typically a pilot or aircraft. Common in the context of air shows and flight training. Often used in the phrase 'fly a loop' or 'do a loop'.

4. a skating motion in which the athlete traces a rounded path on the ice while bal

4.名詞B2
釋義

a skating motion in which the athlete traces a rounded path on the ice while balanced on a single blade, changing direction in a smooth arc.

例句

Zuri practiced a backward loop on the ice every morning.

backward loop — a specific skating move

The skater completed a clean loop before gliding into her final pose.

同義詞
  • turn

    a more general term for changing direction; a loop is a specific type of turn

  • twizzle

    a multi-rotation turn on one foot, different from the single curved path of a loop

用法筆記

This is a technical term in figure skating. The loop is one of the basic turns and also the name of a specific jump (loop jump) where the skater takes off from a backward outside edge.

5. a short recorded section of music that is played over and over again, forming th

5.名詞B2
釋義

a short recorded section of music that is played over and over again, forming the repeating backbone of a song or track.

例句

Aylin recorded a guitar riff and set it on a loop for the chorus.

set on a loop — to repeat continuously

The song's drum loop repeated every four bars throughout the verse.

drum loop — a repeating drum pattern

同義詞
  • sample

    a recorded sound snippet that may or may not be looped; a loop specifically implies repetition

  • riff

    a short melodic phrase that can be looped but is not defined by being repeated automatically

用法筆記

Common in electronic music, hip-hop, and pop production. Often used with 'on a loop' (set to repeat) or as a compound noun: 'drum loop', 'guitar loop', 'bass loop'.

6. a programming construct that makes the computer carry out the same batch of comm

6.名詞B2
釋義

a programming construct that makes the computer carry out the same batch of commands repeatedly, stopping only when a specified state is reached.

例句

Liang wrote a loop that counts from one to one hundred.

The program got stuck in an infinite loop and stopped responding.

infinite loop — a loop that never ends

同義詞
  • iteration

    one single repetition within a loop; the loop is the whole structure

  • cycle

    a repeating sequence; less technical than 'loop' in computing

用法筆記

Common types include 'for loop' (repeat a fixed number of times), 'while loop' (repeat as long as a condition is true), and 'infinite loop' (a bug where the termination condition is never reached).

常見錯誤

The program entered a loop and crashed.
The program entered an infinite loop and stopped responding.
💡Not all loops crash programs; only infinite loops that never reach a stopping condition cause problems.

7. a playback mode in which an entire video, audio recording, or film restarts auto

7.名詞B2
釋義

a playback mode in which an entire video, audio recording, or film restarts automatically each time it finishes, rather than stopping at the end.

例句

The airport security video runs on a loop twenty-four hours a day.

runs on a loop — plays continuously without stopping

Chiara put the children's songs on a loop so the kids could sing along.

同義詞
  • repeat

    a more general term for doing something again; 'loop' implies automated continuous cycling

  • cycle

    a repeated sequence that may or may not involve media playback

用法筆記

Almost always appears in the phrase 'on a loop' or 'in a loop'. The word 'loop' itself refers to the continuous cycle of playback. Common with video, audio recordings, and timed presentations.

8. a small, exclusive group of people who are informed about or involved in importa

8.名詞C1
釋義

a small, exclusive group of people who are informed about or involved in important decisions or secret information, often within an organisation or political context.

例句

Only the loop of senior advisors knew about the merger plan.

Sven was not part of the decision loop for the new project.

part of the loop — included in the informed group

同義詞
  • clique

    a small exclusive group; often more negative, suggesting exclusion by choice

  • inner circle

    the closest group of people around a leader; more formal than 'loop'

反義詞
  • outsider

    a person who is not part of the group

用法筆記

Often appears in the phrase 'in the loop' (included and informed) or 'out of the loop' (excluded from information). This is the only noun sense used idiomatically with 'in/out of' to indicate inclusion in a communication circle.

常見錯誤

I am not on the loop for this decision.
I am not in the loop for this decision.
💡The correct preposition is 'in', not 'on'.

loop — verb