Electrons weigh very little, so they aren't even counted in the atomic weight.

电子非常轻，因此在原子量中甚至没有计算它。

《新英汉大辞典》

You may conceive a new world in the atomic age.

你可以设想出原子时代的新世界。

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In the atomic fact the objects are combined in a definite way.

在原子事实中，对象之间以某种确定的方式相连。

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Medal winner Esther Conwell is a chemistry and atomic physics expert at the University of Rochester in New York.

VOA: special.2010.11.09

One is a little bit higher and one is a little bit lower than they are in the atomic situation.

一个有点高,一个有点低,相比他们是原子状态的情景而言。

麻省理工公开课 - 固态化学导论课程节选

In the early 1850s, Angstrom, up at the University of Uppsala in Sweden was conducting experiments on atomic hydrogen.

在19世纪50年代的头几年，阿姆斯特朗，那时还在瑞典的乌普萨拉大学里,做了一个有关氢原子的实验。

麻省理工公开课 - 固态化学导论课程节选

With its sales in the atomic-power sector falling by a third since the Fukushima accident, India "would be a major focus of business if regulatory clearance is given by the government, " a spokesman said.

WSJ: Japan, India to Restart Nuclear-Energy Talks

When in 1954 the Atomic Energy Act established a distinguished award to recognize scientific achievements in the field of atomic energy.

FORBES: A Veterans Day Story: Immigrants and the Atomic Bomb

And in the International Atomic Energy Agency in Vienna today, the United States pressed for action in the Security Council, although aware of the likelihood of a Russian or Chinese veto.

NPR: U.S. Loses Its Edge in Nuclear Talks