We knew that the atom was electrically neutral.

原子是电中性的。

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The electrically neutral antihydrogen atoms are left behind.

而反氢原子由于呈电中性而留了下来。

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If an atom contains three protons, it must have three electrons to be electrically neutral.

如果一个原子含有三个质子，这个原子必然有三个电子，使之不带电荷。

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we knew that the atom was electrically neutral.

原子是电中性的。

麻省理工公开课 - 固态化学导论课程节选

Neutrino astronomy is hard because neutrinos (a type of electrically neutral elementary particle) are rarely absorbed by matter.

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But the electrically neutral neutrons escape to the walls of the vessel where the energy they carry can be used to generate power.

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And since hydrogen is electrically neutral, it should be possible to observe gravity's tiny tug on it without the confounding effects of electrostatic attraction to other particles.

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