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单词 switch
释义

switchnoun

uk/swɪtʃ/us/swɪtʃ/

switch noun (DEVICE)

B1 [ C ] a small device, usually pushed up or down with your finger, that controls and turns on or off an electric current:

a light switch
Can you flip the switch?
switches [ plural ] US mainly UK points

a place on a railway track where the rails (= metal bars on which the trains travel) can be moved to allow a train to change from one track to another:

The train rattled as it went over the switches.

More examples

  • You turn the television on by flipping the switch at the side.
  • Mysteriously, the light came on, although no one was near the switch.
  • An additional power switch for the radio is handily located next to the steering wheel.
  • She flicked the on-off switch.
  • All these machines operate at the flick of a switch.

Thesaurus: synonyms and related words

Electrical switches & connections

  • connector
  • cord
  • cordless
  • dimmer
  • dimmer switch
  • dip switch
  • docking station
  • electrical outlet
  • ground
  • jack
  • jack plug
  • plug (sth) in/plug (sth) into sth
  • push-button
  • put sth on
  • put sth out 1
  • remote control
  • shaver point
  • socket
  • wiring
  • zapper

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You can also find related words, phrases, and synonyms in the topics:

Railways & railway lines

switch noun (CHANGE)

[ C ] a sudden or complete change, especially of one person or thing for another

Thesaurus: synonyms and related words

Change and changes

  • a change is as good as a rest idiom
  • adjustment
  • alteration
  • blip
  • changeover
  • drift
  • ebb
  • fluctuate
  • gradation
  • metamorphosis
  • modulate
  • paradigm shift
  • perversion
  • punctuated equilibrium
  • sea change
  • shake-up
  • speciation
  • step change
  • tide
  • vicissitudes

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switchverb [ T, I usually + adv/prep ]

uk/swɪtʃ/us/swɪtʃ/

switch verb [ T, I usually + adv/prep ] (DEVICE)

B1 to use a switch to change a device from one state or type of operation to another:

switch the TV off/on

More examples

  • Are you positive that you saw me switch the iron off?
  • By toggling this key, you can switch the italics on and off.
  • Could you switch on the radio?
  • She switched to another channel to watch the football.
  • The computer takes a few seconds to power up after it's been switched on.

Thesaurus: synonyms and related words

Electricity & electronics

  • anodize
  • anti-static
  • chargeable
  • charger
  • conduction
  • destructive interference
  • electric
  • electric field
  • electrical
  • electromagnetic
  • electrostatic
  • flow
  • generation
  • homing
  • input
  • linesman
  • rechargeable
  • resistor
  • solid-state
  • transistorized

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switch verb [ T, I usually + adv/prep ] (CHANGE)

B2 to change suddenly or completely, especially from one thing to another, or to exchange by replacing one person or thing with another:

She started studying English, but switched to Law in her second year.
In 1971, Britain switched over (= changed completely) to a decimal currency.
After the bank robbery, the gang switched cars (= left one car and got into another).

More examples

  • The robbers switched the painting for a fake.
  • We used to have oil-fired central heating, but now we've switched to gas.
  • Many European countries have now switched over to the Euro.
  • He's decided to switch the meeting from Monday to Thursday.
  • Will you switch shifts with me on Friday?

Thesaurus: synonyms and related words

Changing

  • a new broom sweeps clean idiom
  • about-turn
  • alter
  • alternate
  • alternation
  • bastardize
  • convert
  • fluid
  • move on
  • move the goalposts idiom
  • move with the times idiom
  • new
  • new broom
  • onto
  • swing
  • transfigure
  • transform
  • transitional
  • transmogrify
  • transmute

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Phrasal verb(s)

switch off
switch sth on
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更新时间:2024/12/23 14:03:40