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单词 amplitude
释义
amplitude
noun
uk
/ˈæm.plɪ.tʃuːd/us
/ˈæm.plə.tuːd/

amplitudenoun(LARGE AMOUNT)

[U]formal
alargeamountorwiderange:
广阔，广大；充足，丰富
Thesheeramplitude of thenovelinvitescomparisonswith Tolstoy.这部小说鸿篇巨制、气势恢宏，仅此就足以和托尔斯泰的作品相提并论。
SMART Vocabulary: related words and phrases
Masses and large amounts of things
  • accumulation
  • any number ofthingsidiom
  • armload
  • backlog
  • bolus
  • flood
  • foam
  • logjam
  • many
  • motherlode
  • multi-million
  • multitude
  • pile
  • stack
  • the lion's shareidiom
  • tsunami
  • wave after/upon waveidiom
  • wedge
  • welter
  • wodge
See more results »

amplitudenoun(CURVE)

[Cusually singular]physicsspecialized
thedistancebetween thetopand thebottomof awave
幅度；振幅；波幅
SMART Vocabulary: related words and phrases
Geometry: properties of circles & curves
  • arched
  • bore
  • circularity
  • circumference
  • circumferential
  • concave
  • concavity
  • concentric
  • conic
  • curved
  • curvy
  • eccentric
  • elliptical
  • gauge
  • incisura
  • osculate
  • parabolic
  • sinuous
  • sinuously
  • spiral
See more results »
(Definition ofamplitudefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

amplitude| American Dictionary

amplitude
noun[C/U]
us
/ˈæm·plɪˌtud/
physics
thestrengthof awaveofsoundorelectricity,measuredat thestrongestrepeatingpartof thewave
trigonometry
Amplitude is also thegreatestheightof agraph(=drawing)of therelationshipsof asineorcosine.
earth science
Amplitude is also theheightof awave(=watermovement)fromtoptobottom.
(Definition ofamplitudefrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofamplitude

amplitude
Theoretically, stable interfaces exhibit oscillations in per turbation amplitudes.
From theCambridge English Corpus
They use an expansion of the wave vectors in terms of the amplitudes, which, however, breaks down at the transition to transparency.
From theCambridge English Corpus
In the first case the quiver amplitudes of the electrons are much larger and one can recognize the acceleration of electrons emitted into vacuum.
From theCambridge English Corpus
The behavior of the chek-function was separately analyzed for three cases according to the signs of the amplitudes of the trajectories.
From theCambridge English Corpus
Finding the optimal switching time for opposite sign amplitudes.
From theCambridge English Corpus
The fact that non-harmonic motions are not necessarily liberated at high temperatures indicates that temperature alone is not sufficient to obtain high amplitudes of motion.
From theCambridge English Corpus
The averaged residue form factor is computed from the spherically averaged scattering amplitudes of the amino-acid residues after solvent subtraction weighted according to their abundance.
From theCambridge English Corpus
In this section we consider the case of weak dissipation, and ignore the spatial dependence of wave amplitudes, which are governed by (3).
From theCambridge English Corpus
The difference in amplitudes of the peak in the spectra are clearly different between the damping (solid black line) and non-damping case (dashed grey line).
From theCambridge English Corpus
In thermal equilibrium, heavy-ion cutoff modes can have amplitudes comparable to that of the magnetosonic mode and can cause the damping of the fluctuations.
From theCambridge English Corpus
The amplitudes are found to be slightly higher for l 0.05 than for l 0.005.
From theCambridge English Corpus
The emission from both sides offers measurements of the wakefield amplitudes and plasma densities near the two ends of the channel.
From theCambridge English Corpus
Exact analytical solutions are found in the approximation of 'small' (but nonlinear) amplitudes.
From theCambridge English Corpus
The amplitudes of incoming and outgoing modes for both fields are related by scattering matrices.
From theCambridge English Corpus
When the amplitudes of the waves are sufficiently large, nonlinearities cannot be ignored.
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/amplitude##
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更新时间：2025/11/4 11:35:14