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

In this study, we further explore the mechanism of action of this molecule.
研究者进一步研究了此分子的作用机制。
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。
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 molecule of an element consists of one or more atoms.
元素的分子含有一个或几个原子。
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 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。
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。
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 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。