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particle

英 [ˈpɑːtɪkl]

美 [ˈpɑːrtɪkl]

n.  颗粒; 微粒; 粒子; 小品词(与动词构成短语动词的副词或介词)

复数:particles 

CET4CET6考研TOEFLIELTSTEM4TEM8化学

Collins.2 / BNC.3155 / COCA.3683

牛津词典

    noun

    • 颗粒;微粒
      a very small piece of sth
      1. particles of dust
        灰尘
      2. dust particles
        尘埃
      3. There was not a particle of evidence (= no evidence at all) to support the case.
        没有丝毫支持这个论点的证据。
    • 粒子
      a very small piece of matter, such as an electron or proton , that is part of an atom
      1. 小品词(与动词构成短语动词的副词或介词)
        an adverb or a preposition that can combine with a verb to make a phrasal verb
        1. In ‘She tore up the letter’, the word ‘up’ is a particle.
          在She tore up the letter句中,up是小品词。

      柯林斯词典

      • N-COUNT 微粒;极小量
        Aparticle ofsomething is a very small piece or amount of it.
        1. ...a particle of hot metal...
          热金属微粒
        2. There is a particle of truth in his statement.
          他的陈述中有一点点实话。
        3. ...food particles.
          食物微粒
      • 粒子
        In physics, aparticleis a piece of matter smaller than an atom, for example an electron or a proton.
        1. (语法中的)小品词
          In grammar, aparticleis a preposition such as 'into' or an adverb such as 'out' which can combine with a verb to form a phrasal verb.

          英英释义

          noun

          • a function word that can be used in English to form phrasal verbs
            1. a body having finite mass and internal structure but negligible dimensions
                Synonym:subatomic particle
              1. (nontechnical usage) a tiny piece of anything
                  Synonym:atommoleculecorpusclemotespeck

                双语例句

                • The emissivity of condensed-phase product particles was corrected by using impact factor of particle size.
                  利用粒径影响因子对闪光剂燃烧产物中凝聚相粒子的发射率进行了修正。
                • This is the scattered particle.
                  这就是散射粒子。
                • Filter layer in sewage scattered particle size, is fit between them.
                  滤层粒径与污水中分散颗粒,它们之间是相吻合的。
                • The treatment of precipitates and the calcination process could affect the particle size distribution and appearance density.
                  对沉淀物的处理和烧结过程的控制将会影响到粒子的尺度分布和表观比重。
                • This particle has a very small mass.
                  这种粒子的质量很小。
                • The influence factors of particle breakage of carbon black were investigated based on the test of dense phase conveying.
                  在炭黑密相气力输送试验的基础上,考察了输送后炭黑粒子的破碎率,研究了影响其破碎率的主要因素。
                • This energy uncertainty in turn appears as a variability in the apparent mass of the particle.
                  这种能量的不确定范围,又表现为粒子表观质量的可变性。
                • Particle size distribution, microstructure and constitutes of MSWI fly ash were analyzed.
                  分析了生活垃圾焚烧飞灰的粒径、微观形貌及组成。
                • Electrons or any other "particle" should display wave properties to preserve the complementary wave-particle symmetry of nature.
                  电子及其他任何粒子都应该显示波的性质,才能体现自然界波粒互补的对称性。
                • Removes all particles from the particle system.
                  从粒子系统中移除所有粒子。