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molecule

英 [ˈmɒlɪkjuːl]

美 [ˈmɑːlɪkjuːl]

n.  分子

复数:molecules 

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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

        • This simple molecule consists of one oxygen atom and two hydrogen atoms.
          这个简单的水分子由一个氧原子和两个氢原子构成。
        • And, you get a nonpolar molecule.
          你得到了一个非极性分子。
        • The reverse process, you have something that's vibrationally excited colliding with a molecule.
          逆向的过程,你有某个分子振动激发,和一个分子相撞。
        • 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。
        • 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。
        • It's a small organic molecule.
          这是一个小的有机分子。
        • So tell me what this molecule does that makes it special
          那么告诉我这个分子有何作用而使其与众不同。
        • 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。
        • The simplest covalently bonded molecule is formed from two hydrogen atoms.
          最简单的共价键分子由两个氢原子组成。
        • A methane molecule is composed of one carbon atom attached to four hydrogens.
          甲烷分子由1个碳原子与4个氢原子构成。