atom

• In soot the atoms have no regular arrangement .
  在煤烟中，碳原子呈无规则排列。
• Every carbon atom has four bonds .
  每个碳原子的价键为四。
• These atoms have the simplest energy level schemes .
  这些原子的能级图最为简单。
• Half an atom is an impossibility .
  半个原子是不可能的事。
• Instead, electrons are shared among many atoms .
  这样，电子就为许多原子所共有。
• The power of the atom can be used to produce electricity .
  原子能可以用来发电。
• The larger atoms have much more complex spectra .
  较重的原子具有较复杂的光谱线。
• A chemical group is a submolecular group of atoms .
  化学基因是亚分子的原子集团。
• Each atom would have a very small net charge .
  每一个原子都会有一个很小的净电荷。
• The atoms can rid themselves of extra energy .
  原子能够把它们多余的能量释放出来。