electrically neutral atom

常见例句

双语例句

• we knew that the atom was electrically neutral.
  原子是电中性的。
• 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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• An atom containing an equal number of protons and electrons is electrically neutral, otherwise it has a positive or negative charge and is an ion.
  原子含有相同数目的质子，电子电气中立的，否则它有一个积极或消极的收费，是一种离子。
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原声例句

• 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
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