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
• (physics and chemistry) the simplest structural unit of an element or compound

双语例句

• 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 influence of monomer molecule structure on polymers'contact angle was discussed.
  测试了该薄膜的接触角，讨论了单体分子结构对聚合物接触角的影响。
• The chemical structure of this particular molecule is very unusual.
  这个特殊分子的化学结构很不寻常。
• 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。
• The molecule contains four carbon atoms arranged in a ring with a triple bond between two of them.
  这个分子包含四个呈环状排列的碳原子，每两个碳原子之间形成一个三价键。
• A molecule cannot have a three-fold axis and a four-fold axis in the same direction.
  一个分子不能在同一方向上有一个三重轴和一个四重轴。
• 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。
• 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。
• 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。
• Combining two atoms of hydrogen with one of oxygen, you will get a molecule of water.
  要是两个氢原子与一个氧原子结合，就可以获得一个水分子。