atom 详细解释

atom

['ætəm]

n.原子, 微粒

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。

词形变化

名词复数:atoms

词义辨析

同义:

n.原子

monad

n.微粒, 微量

jot  particle  corpuscle  scintilla  morsel  smidgen  shred  trace  bit  iota  

同义参见:

molecule  crumb  shade  

英英释义

名词 atom:

(physics and chemistry) the smallest component of an element having the chemical properties of the element

(nontechnical usage) a tiny piece of anything

同义词:molecule, particle, corpuscle, mote, speck

补充

atomatom英:[ˈætəm] 美:[ˈætəm]n.1.原子Water is made up of atoms of hydrogen and oxygen.水由氢和氧的原子构成。2.原子能The power of the atom will become still better as time goes by.随着时间的推移, 原子动力的利用还会变得更好。3.微粒, 微量We hadn't an atom of food.我们没有一点食物了。

例句

1. A methane molecule is composed of one carbon atom attached to four hydrogens.1个甲烷分子由1个碳原子与4个氢原子构成。 2. not an atom of truth没有丝毫真实可信之处 3. the power of the atom.原子能。 4. I shall not have one atom of strength left.我一定会竭尽全力。 5. eight atom hockey teams.八支原级曲棍球队。 6. carbon atoms碳原子 7. an atom of hydrogen氢原子 8. The flu took every atom [=bit] of strength I had.我得了流感,身上一点力气都没了。 9. There is not an atom of truth to what he said.他说的话没一句是真的。