energy level

英 美
  • 【物】(量子理论中的)能级
  • energy n.精力;活力;能源
  • level n.数量;等级;水平;水平线adj.平的;等高的v.弄平;夷平;对准adv.水平地
Noun:
  1. a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules;

    "according to quantum theory only certain energy levels are possible"

    1. These atoms have the simplest energy level schemes.
      这些原子的能级图最为简单。
    2. Thus each orbit may be called, alternatively, an energy level.
      因此,每一个轨道也可以交替地称作一个能级。