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单词 momentum
释义
momentum
noun[U]
uk
/məˈmen.təm/us
/məˈmen.t̬əm/
C2physicsspecialized
theforcethatkeepsanobjectmoving:
Once youpushit, itkeepsgoingunderitsown momentum.一旦你推动了它，它就会在自己的动量作用下持续运动。
Thespacecraftwillflyaround theearthtogain/gathermomentum foritstriptoJupiter.航天器将绕着地球飞行以获取飞向木星所需的动力。
thequalitythatkeepsaneventdevelopingor makingprogressafter it hasstarted:
Theplaylosesmomentum(=becomeslessinteresting,energetic, etc.)byitshalfwaystage.这部戏演到一半时就没了看头。
In anattempttogivenew momentum totheirplans, thecommitteeset adateforstartingdetaileddiscussions.为了给他们的计划赋予新的动力，委员会确定了开始讨论细节的日期。
More examples
  • We got up thehillthroughsheermomentum.
  • Thecampaignhas beengainingmomentumeversince thetelevisionappeal.
  • Opposition to thetaxhas beengainingmomentum.
  • Thecampaignfor anelectedmayorseemsto havelostmomentum.
SMART Vocabulary: related words and phrases
Physics: particular theories & concepts
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  • dark matter
  • Doppler effect
  • dynamics
  • element
  • kinetics
  • libration
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  • perigee
  • perihelion
  • Planck's constant
  • quantum
  • refraction
  • relativity
  • space-time
  • string theory
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See more results »

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

Speed of motion
Continue & last
(Definition ofmomentumfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
momentum
noun[U]
uk
/məˈmen.təm/us
/məˈmen.t̬əm/
C2
theforcethatkeepsanobjectmovingorkeepsaneventdevelopingafter it hasstarted
动量，冲量；冲力；推动力；势头
Once youpushit, itkeepsgoingunderitsown momentum.一旦你推动了它，它就会在自己的动量作用下持续运动。
Thespacecraftwillflyaround theearthtogain/gathermomentum foritstriptoJupiter.航天器将绕着地球飞行以获取飞向木星所需的动力。
Theplaylosesmomentum(=becomeslessinteresting,energetic, etc.)byitshalfwaystage.这部戏演到一半时就没了看头。
In anattempttogivenew momentum totheirplans, thecommitteeset adateforstartingdetaileddiscussions.为了给他们的计划赋予新的动力，委员会确定了开始讨论细节的日期。
More examples
  • Thecampaignhas beengainingmomentumeversince thetelevisionappeal.
  • Opposition to thetaxhas beengainingmomentum.
  • We got up thehillthroughsheermomentum.
  • Thecampaignfor anelectedmayorseemsto havelostmomentum.

momentum| American Dictionary

momentum
noun[U]
us
/moʊˈmen·təm/
physics
theforceorspeedof anobjectinmotion, or theincreasein therateofdevelopmentof aprocess:
Afallingobjectgainsmomentum as itfalls.
Technologyseemstocreateitsown momentum – if something can be done, it will be.
(Definition ofmomentumfrom theCambridge Academic Content Dictionary© Cambridge University Press)

momentum| Business English

momentum
noun[U]
uk
/məʊˈmentəm/us
theforcethatkeepsanobjectmovingorkeepsaneventdevelopingafter it hasstarted:
gain/pick up/gather momentumStocksgainedmomentum onstrongquarterlyreportsacrossthetechworld.
There isworryingevidencethat theeconomyislosingmomentum.
build/increase/add momentumWecontinuetobuildmomentum inourquesttogrowourbusinesses.
Election ofbusinessorientedleadersgave momentumto newdowntownredevelopment.
upward/forward/downwardmomentum
business/economic/politicalmomentum
(Definition ofmomentumfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofmomentum

momentum
They are usually accompanied by relatively low pressure at their centres, and are a major source ofmomentumtransport towards the walls.
From theCambridge English Corpus
Three regions are shown for different trapped particles inmomentumspace.
From theCambridge English Corpus
Theoretical considerations on themomentumand energy transfer to small particles of different material during passage of the measuring volume were discussed.
From theCambridge English Corpus
Similarly, any determination of the energy andmomentumof the particles demands that we renounce their exact coordination in time and space.
From theCambridge English Corpus
The most distinctive feature of quantum theory - the interference of probabilities - is thus expressed equally well in position space andmomentumspace.
From theCambridge English Corpus
Electromagnetic transitions of the low multi-polarity were preferred, as the transition probability decreases with increasing transferred angularmomentum.
From theCambridge English Corpus
Momentumcannot be ascertained by observing the steady-state velocity of a body unless its mass is known.
From theCambridge English Corpus
Equations (12)-(15) represent the important conserved quantities of mass,momentum, the y component of the electric field and entropy.
From theCambridge English Corpus
The scalar potential in the continuity andmomentumequations is taken as the linear combination of the electrostatic and self-gravitational potential.
From theCambridge English Corpus
The pressure tensors in themomentumequations of ions and of electrons play two crucial roles in the collisionless magnetic reconnection.
From theCambridge English Corpus
Whether the political will exists or can be generated to maintain thismomentum, only the future will tell.
From theCambridge English Corpus
For given layer densities and upstream fluid depths, the mass,momentumand energy conservation equations are obtained.
From theCambridge English Corpus
In classical mechanics,momentumis the product of the velocity and mass of a moving body.
From theCambridge English Corpus
You kept up themomentum, and all your actors kept it up.
From theCambridge English Corpus
The laser eventually leaves the electron behind, with no increase in the particlemomentum.
From theCambridge English Corpus
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.

Collocationswithmomentum

momentum

These are words often used in combination withmomentum.

Click on a collocation to see more examples of it.

considerable momentum
In the meantime, the bandwagon has gatheredconsiderablemomentum.
From theCambridge English Corpus
forward momentum
His speeches are sequences of confined, obsessively repeated intervals or patterns that lack anyforwardmomentum.
From theCambridge English Corpus
gather momentum
In the last few years (1971-75) the level of spinsterhood has remained virtually unchanged, but the nuptiality transition appears to havegatheredmomentum.
From theCambridge English Corpus
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/momentum##
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更新时间：2024/12/28 9:30:49