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1. Oxford Dictionary

   atom

   • IPA[ˈatəm]

   英式

   • n.
     the smallest particle of a chemical element that can exist.；atomic particles as a source of nuclear energy

   • noun: atom, plural noun: atoms

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. the smallest particle of a chemical element that can exist.
   • ▪ atomic particles as a source of nuclear energy the power of the atom
   • ▪ an extremely small amount of something I shall not have one atom of strength left
   • 2. Canadian a level of amateur sport, typically involving children aged between nine and eleven eight atom hockey teams

   atom smasher

   • n.
     another term for particle accelerator

   Oxford American Dictionary

   Rydberg atom

   • n.
     an atom in a highly excited state in which one electron has almost sufficient energy to escape. ...

   Oxford Dictionary

   Rydberg atom

   • n.
     an atom in a highly excited state in which one electron has almost sufficient energy to escape. ...

   Oxford American Dictionary

   atom smasher

   • n.
     another term for particle accelerator

   Oxford Dictionary

   hollow atom

   • n.
     an atom in which inner-shell electrons are missing, usually as a result of electrical excitation.

   Oxford American Dictionary

   atom bomb

   • n.
     a bomb which derives its destructive power from the rapid release of nuclear energy by fission ...

   Oxford American Dictionary

   atom bomb

   • n.
     a bomb which derives its destructive power from the rapid release of nuclear energy by fission ...

   Oxford Dictionary

3. • 更多解釋

   atom

   • IPA[ˈadəm]

   美式

   • n.
     the basic unit of a chemical element.

   Oxford American Dictionary