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molecule

英 [ˈmɒlɪkjuːl]

美 [ˈmɑːlɪkjuːl]

n.  分子

复数:molecules 

CET4CET6考研TOEFLIELTSGRETEM4TEM8化学

Collins.3 / BNC.3266 / COCA.4785

牛津词典

    noun

    • 分子
      the smallest unit, consisting of a group of atoms, into which a substance can be divided without a change in its chemical nature
      1. A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
        水分子由两个氢原子和一个氧原子构成。

    柯林斯词典

    • N-COUNT 分子
      Amoleculeis the smallest amount of a chemical substance which can exist by itself.
      1. ...the hydrogen bonds between water molecules.
        水分子间的氢键

    英英释义

    noun

    • (nontechnical usage) a tiny piece of anything
        Synonym:atomparticlecorpusclemotespeck
      1. (physics and chemistry) the simplest structural unit of an element or compound

        双语例句

        • The small molecule causing the conformational change is an allosteric effector.
          引起结构变化的小分子叫做变构效应场。
        • A side bond that links two adjacent chains of atoms in a complex molecule.
          在一个复杂分子中连接了两个邻近的原子链的侧键。
        • And, you get a nonpolar molecule.
          你得到了一个非极性分子。
        • The length of the chain molecule is proportional to the kinetic chain length.
          链分子的长度与动力学链长成正比。
        • An atom or molecule or radical or ion that forms a complex around a central atom.
          在中心原子周围形成一个联合体的原子、分子、原子团或离子。
        • The kind and number of atoms in a molecule determine a molecular mass.
          分子中原子的种类和数量决定分子质量。
        • A molecule of an element consists of one or two atoms.
          一个元素的分子包含一个或两个原子。
        • In my biology class, we are studying the DNA molecule.
          在我的生物课上,我们在学习DNA分子。
        • Instrumental analysis can be divided into elemental analysis and compound and molecule specific analysis.
          仪器分析可分为元素分析和化合物及分子分析。
        • It's a small organic molecule.
          这是一个小的有机分子。