atom

['ætəm]

n.原子, 微粒

例句与用法：

Scientists have unlocked the secret of the atom.

科学家已经揭开了原子的秘密。

A molecule of water consists of two atoms of hydrogen and one atom of oxygen.

水分子含有两个氢原子和一个氧原子。

The atom bomb is of catholic concern.

原子弹受到普遍的关注。

An atom bomb would destroy a city.

一颗原子弹能摧毁一座城市。

The atom bomb is the offspring of the 20th century physics.

原子弹是20世纪物理学的产物。

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。

The tower was blown to atoms by the force of the explosion.

爆炸的力量把塔炸得粉碎。

详细释义：

n.[C]

1. 原子

2. 微小物; 微量, 一点儿

He couldn't produce an atom of evidence.

他一点证据也拿不出。