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

If one hydroxyl steals other's hydrogen atom, it will turn into water molecule.
如果其中一个羟基抢断对方的氢原子，它会变成水分子。
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。
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。
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 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 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 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 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 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。
It's a small organic molecule.
这是一个小的有机分子。