molecule

英 [ˈmɒlɪkjuːl]

美 [ˈmɑːlɪkjuːl]

n. 分子

复数：molecules　

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。

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

noun

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

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。
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。
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。
I started by saying, literally: This is an atom; this is a molecule.
我的第一堂课是这样开始的：这是一个原子；这是一个分子。
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。
A chemical bond that involves sharing a pair of electrons between atoms in a molecule.
一个分子内原子间共用一对电子的化学键。
We do all of this to understand the chemistry of one molecule.
我们做了所有这样的事，以了解一个分子的化学性质。
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。
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。