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。
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 molecule of ammonia is made up of one atom of nitrogen and three atoms of hydrogen.
氨分子包含一个氮原子和三个氢原子。
A hydrate is formed when one or more water molecules combine with a drug molecule in crystal form.
当一个或多个水分子和一个晶体形药物分子相结合时，就构成一种水合物。
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。
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。
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。
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 molecule of an element consists of one or more atoms.
元素的分子含有一个或几个原子。