atom

释义

n.原子

大小写变形: AToM ATOM

词态变化

复数 :   atoms ;

实用场景例句

A methane molecule consists of one carbon atom bonded to four hydrogen atoms.

甲烷分子由1个碳原子与4个氢原子组成。

金山词霸

An atom of gold contains 79 protons and 118 neutrons in its nucleus.

一个金原子在其原子核中包含79个质子和118个中子。

金山词霸

The neutrons and protons form the core of the atom.

中子和质子构成了原子核.

《简明英汉词典》

Alcohol: Organic compounds characterized by a hydroxyl group ( OH ) bonded to a carbon atom.

醇 ( 酒精 ): 是有机化合物.它是一个氢氧团和碳原子的结合.

期刊摘选

That cannot get up an atom of sympathy for them.

那并不能激发起人们对他们的丝毫同情.

期刊摘选

We hadn't an atom of food.

我们没有一点食物了.

《简明英汉词典》

Matches the previous atom zero or one times, while consuming as little input as possible.

匹配前面的原子零次或一次, 但尽可能少地消耗输入.

期刊摘选

It'said the implosion had the power of the atom bomb the US dropped on Nagasaki.

据说,此次核试验的爆炸力相当于美国在长崎投放的力量.

期刊摘选

They exploded an atom bomb.

他们爆炸一颗原子弹.

辞典例句

The particles expelled when the atom explodes are protons, alpha rays or neutrons.

原子爆炸时排出的粒子是质子 、 a射线或中子.

期刊摘选

For many years the atom was believed to be indivisible.

在过去有很多年原子一直被认为是不可分割的.

《简明英汉词典》

The hydrogen atom is lighter and simpler than the atoms of any other elements.

氢原子较之其他任何元素的原子的重量都轻,结构都简单.

期刊摘选

It makes no sense at all to speak of a stationary electron in an atom.

谁要说原子内有一个静止的电子,那是毫无意义的.

辞典例句

Methods : The atom absorbing spectrum method atom atomic fluorescence spectrometry method were used.

建立了荧光分光光度法测定血清中西诺沙星浓度的方法.

期刊摘选

There is not an atom of truth in the rumor.

那谢意毫无真实性.

期刊摘选

When an atom of U 235 is split, several neutrons are set free.

一个铀235原子分裂时, 释放出几个中子.

《简明英汉词典》

Hydroformylation of the olefinic atom economic method th introduce new functional group in the oil compounds.

而通过双键的氢甲酰化反应引入新官能团能为油脂的化工利用提供了一条广阔的道路.

期刊摘选

The positive charge in the atom is spread over the whole atomic volume.

原子中的正电荷分布在整个原子体积上.

辞典例句

There's not an atom of truth in what he said.

他所说的没有一点是真话.

《现代英汉综合大词典》

The nucleus of an atom consists of neutrons, protons and other particles.

原子核由中子 、 质子和其他粒子构成.

《简明英汉词典》

The power of the atom can be used to produce electricity.

原子能可以用来发电.

《现代汉英综合大词典》

A molecule of water is made up of two atoms of hygrogen and one atom of oxygen.

一个水分子是由两个氢原子和一个氧原子构成的.

《现代英汉综合大词典》

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.

《简明英汉词典》

He could not get up an atom of sympathy for her.

他对她激不出一点同情心.

《简明英汉词典》

A neutron is a neutral particle found within the atomic nucleus.

中子是存在于原子核内不带电的粒子。

金山词霸

He secured the patent for the discovery that the atom could be divided.

他获得了原子可以被分裂这一发现的专利权。

金山词霸

An atom itself forms a complete whole, consisting of electrons, neutrons, and other elements.

一个原子本身构成了一个完整的整体，包含电子、中子及其他元素。

金山词霸

英英释义

Noun

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

2. (nontechnical usage) a tiny piece of anything