molecule
英 [ˈmɒlɪkju:l] 美 [ˈmɑlɪkjul]

n.

分子；微小颗粒；

变形

复数：molecules

双语释义

n.(名词)

1. [C]分子 the smallest unit into which any substance can be divided without losing its own chemical nature, consisting usually of two or more atoms

英英释义

molecule[ 'mɔlikjul ]

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

    同义词：atomparticlecorpusclemotespeck

词组短语

small molecule小分子

water molecule水分子

molecule weight分子量

molecule biology分子生物学；分子学

high molecule高分子

giant molecule巨分子

polar molecule极性有极分子

diatomic molecule双原子分子

更多收起词组短语

同近义词辨析

particle, atom, grain, speck, molecule

这组词都有“粒，微粒”的意思，其区别是：

particle指任何物质的微粒，引申指任何小的部分。

atom指元素的最小粒子，其体积比molecule小。

grain通常指能为肉眼清楚看到的颗粒，比上述几个词所表“粒”的体积大。

speck一般指“微点”或“微粒”，可引申指“斑点、污点”。

molecule指物质中保持原物质的一切化学性质，能独立存在的最小微粒，即分子。

双语例句

用作名词(n.)

1. A molecule is made up of atoms.
   分子由原子组成。
2. Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.
   两个氢原子和一个氧原子结合而成一个水分子。
3. We can see many molecules flying in the air when a sunbeam penetrated the dark room.
   当一束光线穿进暗淡的房间时，我们可以看到空气中有许多小颗粒在飞舞。

权威例句

Evolution of protein molecules
Evolution of protein molecules. In Munro, H. N. (Ed.)
CHAPTER 24 – Evolution of Protein Molecules
WinGX suite for small-molecule single-crystal crystallography
THE ATTRACTIONS OF PROTEINS FOR SMALL MOLECULES AND IONS
Probing Single Molecules and Single Nanoparticles by Surface-Enhanced Raman Scattering
The Cambridge Structural Database (CSD) of Small Molecule Crystal Structures
Atoms, molecules, solids, and surfaces: Applications of the generalized gradient approximation for exchange and correlation.
Erratum: Atoms, molecules, solids, and surfaces: Applications of the generalized gradient approximation for exchange and correlation
A Second Generation Force Field for the Simulation of Proteins, Nucleic Acids, and Organic Molecules