energy state

名词 energy state:

1. a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules
   同义词：energy level

1. A type of atom specified by its atomic number, atomic mass, and energy state, such as carbon14.
   核种由它的原子序数、原子量和能量状况具体确定的一种原子，如碳14