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particle

听听怎么读
英 [ˈpɑ:tɪkl]
美 [ˈpɑrtɪkl]
是什么意思
  • n.

    微粒,颗粒;[数,物]粒子,质点;极小量;小品词

  • 变形

    复数:particles

    双语释义

    n.(名词)
    1. [C]微粒,颗粒,粒子 a very small piece
    2. [C]极少量 smallest possible amount
    3. [C]小品词 any of a number of usually short words that are not as important in a sentence as the subject, verb, etc.

    英英释义

    particle[ 'pɑ:tikl ]

    • n.
      • (nontechnical usage) a tiny piece of anything

        同义词:atommoleculecorpusclemotespeck

      • a body having finite mass and internal structure but negligible dimensions

        同义词:subatomic particle

      • a function word that can be used in English to form phrasal verbs
    学习怎么用

    词汇搭配

    用作名词 (n.)
    动词+~
    • emit a particle射出一颗粒子
    形容词+~
    • charged〔elementary〕 particles带电〔基本〕的粒子
    • minute particle微小颗粒
    • solid particles固体颗粒

    词组短语

    particle size粒度;颗粒大小

    particle size distribution粒度分布

    particle diameter粒径;颗粒直径,粒子直径

    fine particle细粒;微粒

    magnetic particle磁粉;磁粒子,磁秽

    solid particle固体微粒;实体颗粒

    particle physics粒子物理学

    particle velocity粒子速度;质点(振动)速度

    particle board刨花板,碎料板

    charged particle带电粒子

    particle size analyzer粒度分析仪,粒度分析器;颗粒大小分析仪

    particle counter粒子计数器;粒子计数管;颗粒测量计数器

    dust particle尘粒;微尘

    average particle size平均粒度

    particle dynamics质点动力学

    particle size analysis粒度分析

    elementary particle基本粒子;元质点

    particle density粒子密度

    spherical particle球形颗粒

    suspended particle悬浮颗粒;悬浮粒子;浮游质点

    更多收起词组短语

    同近义词辨析

    particle, atom, grain, speck, molecule

    这组词都有“粒,微粒”的意思,其区别是:

    particle指任何物质的微粒,引申指任何小的部分。

    atom指元素的最小粒子,其体积比molecule小。

    grain通常指能为肉眼清楚看到的颗粒,比上述几个词所表“粒”的体积大。

    speck一般指“微点”或“微粒”,可引申指“斑点、污点”。

    molecule指物质中保持原物质的一切化学性质,能独立存在的最小微粒,即分子。

    双语例句

    用作名词(n.)
    1. We can see the dust particles floating in the sunlight clearly.
      我们可以很清楚地看到阳光下的灰尘颗粒。
    2. An atom is the smallest indivisible particle of matter.
      原子是最小的不可分的物质微粒。
    3. There wasn't a particle of truth in what he said.
      他说的没有一点真话。
    4. The particle is displaced in a flow domain.
      这质点在流动区域内运动。
    5. The particle will accelerate under the action of the applied force.
      这个粒子在所加力的作用下将作加速运动。
    6. In 'She tore up the letter', the word 'up' is a particle.
      在 She tore up the letter 句中,up 便是小品词。

    权威例句

    Particle swarm optimization
    A new optimizer using particle swarm theory
    A tutorial on particle filters for online nonlinear/non-Gaussian Bayesian tracking
    Modified particle swarm optimizer
    Particle mesh Ewald: An N⋅log(N) method for Ewald sums in large systems
    A tutorial on particle filters for on-line ...
    Observation of a new particle in the search for the Standard Model Higgs boson with the ATLAS detector at the LHC ☆
    The particle swarm - explosion, stability, and convergence in a multidimensional complex space
    A new optimizer using particle swarm theory
    A smooth particle mesh Ewald method