substitutions

《substitutions》怎以读

英 [ˌsʌbstɪ'tju:ʃənz]
美 [ˌsʌbstɪ'tjuʃənz]

《substitutions》是什么意思

  • n.

    代替( substitution的名词复数 );代用;替换;取代(作用)

  • 英英释义

    substitution[ ,sʌbsti'tju:ʃənz ]

    • n.
      • an event in which one thing is substituted for another

        同义词:permutationtranspositionreplacementswitch

      • the act of putting one thing or person in the place of another:

        "he sent Smith in for Jones but the substitution came too late to help"

        同义词:exchangecommutation

    学习《substitutions》怎么用

    词组短语

    degree of substitution取代度;饱和度;代换的次数

    substitution reaction取代反应;置换反应

    substitution method代入法;替换法

    import substitution进口替代

    substitution effect替代效应

    elasticity of substitution替代弹性

    direct substitution直接取代

    更多收起词组短语

    双语例句

    用作名词(n.)
    1. Such substitutions dramatically affected the performance of U.S. agriculture in the past century.
      这种代替措施在过去一个世纪里显著影响了美国农业的效能。

    权威例句

    Generating query substitutions
    Side reactions in organic synthesis II: Aromatic substitutions
    Contribution of triple substitutions to the electron correlation energy in fourth order perturbation theory
    Maximum likelihood estimation of the number of nucleotide substitutions from restriction sites data.
    Estimation of the number of nucleotide substitutions when there are strong transition-transversion and G+C-content biases.
    DNA Fragments Differing by Single Base-Pair Substitutions are Separated in Denaturing Gradient Gels: Correspondence with Melting The...
    A simple method for estimating evolutionary rates of base substitutions through comparative studies of nucleotide sequences
    A convenient synthesis of acetylenes: catalytic substitutions of acetylenic hydrogen with bromoalkenes, iodoarenes and bromopyridines
    Simple methods for estimating the numbers of synonymous and nonsynonymous nucleotide substitutions.
    8-Hydroxyguanine, an abundant form of oxidative DNA damage, causes G----T and A----C substitutions.
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