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单词 on-off
释义
on-off
adjective
uk
/ˌɒnˈɒf/us
/ˌɑːnˈɑːf/

on-offadjective(SWITCH)

that can be in twopositions, either on or off:
开关型的
Thebasicmodeluses asimpleon-offswitch.基础模型用一个简单的开关。
SMART Vocabulary: related words and phrases
Electrical switches & connections
  • clicker
  • coaxial
  • corded
  • dimmer
  • dimmer switch
  • junction box
  • national grid
  • outlet
  • overload
  • override
  • patch
  • plug
  • plug(something)in/plug(something)intosomething
  • plug-in
  • powerbank
  • push-button
  • putsomethingon
  • putsomethingout
  • spark plug
  • wire
See more results »

on-offadjective(RELATIONSHIP)

UK
(USon-again, off-again)
that is notcontinuous; thatstopsandstartsagain:
不连续的，断断续续的
an on-offromance断断续续的浪漫史
I need toaddthat this was notourfirstbreak-up;ourrelationshipwas on-off for about ayear.我需要加上一句，这不是我们第一次分手，我们这样断断续续有一年了。
SMART Vocabulary: related words and phrases
Frequency & regularity - general words
  • (as) regular as clockworkidiom
  • -ly
  • clockwork
  • endemically
  • erratic
  • erratically
  • fitful
  • frequency
  • irregular
  • irregularity
  • irregularly
  • like clockworkidiom
  • many
  • on and offidiom
  • on-again, off-again
  • periodic
  • periodically
  • prevalence
  • religiously
  • would
See more results »
(Definition ofon-offfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesofon-off

on-off
In order to realize a lightweight rapid and accurate pressure control, fast switchingon-offvalves are used.
From theCambridge English Corpus
In some applications, for example, switching converters related systems for theon-offoperation is a way of life.
From theCambridge English Corpus
With further progression, fluctuations worsen with abrupt and random onset seemingly unrelated to the timing of levodopa intake - the 'on-off' phenomenon.
From theCambridge English Corpus
Sustained and transient synaptic inputs toon-offganglion cells in the mudpuppy retina.
From theCambridge English Corpus
The term covers a variety of techniques for replacingon-offdevices by "more-or-less" devices.
From theCambridge English Corpus
With further progression, fluctuations worsen, with abrupt and random onset seemingly unrelated to the timing of levodopa intake - the 'on-off' phenomenon.
From theCambridge English Corpus
Conformational fluctuations may not directly influence ligand binding to receptors, although they can influenceon-offtimes and binding constants.
From theCambridge English Corpus
To pressurize and depressurize the muscle which has a varying volume up to 400 ml, it is best to place a number of these smallon-offvalves in parallel.
From theCambridge English Corpus
That is a bigger problem than the one which can be addressed by self-restraint through the operation of anon-offbutton by an adult.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
They point to theon-offswitch and say that that is the only regulator the public should need.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
We must recognise something that has not been recognised until now, and that is that theon-offswitch is not the determinant factor.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Do not let us have thison-offtechnique, because if we relax the pressure the trouble will break out again.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
That would have been exceedingly difficult, because programmes cannot be arranged in anon-offfashion.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Following the effect of an "on-off" drop that might be attributed to the introduction of such a measure, levels have remained largely unchanged.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
If a programme of this type is to be edited, let it be done by the elector turning theon-offswitch.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/on-off##
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更新时间：2024/12/27 23:48:24