atomic spectrum
noun/əˌtɒmɪk ˈspektrəm/
/əˌtɑːmɪk ˈspektrəm/
(chemistry) (plural atomic spectra)
- a series of lines with characteristic frequencies that show the range of radiation that is characteristic of a chemical element
原子光谱：一系列具有特征频率的线，这些线显示化学元素的特征辐射范围