spectra [ˈspɛktrə]

例句:

• Astronomers will have to collect more spectra from these stars to confirm their suspicions.
  天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。
  
• The infra - red spectra of quinones present a number of interesting features.
  醌类的红外光谱具有一些有趣的性质.
  
• This relation between the frequency and the field spectra was noted experimentally.
  实验上已经发现频率和场频谱之间的这种关系.
  
• The region of 'continuum absorption' spectra.
  来自SA
• The region of 'collision-' or 'pressure-induced line broadening' spectra.
  来自SA
• They are, in descending order: The region of 'Doppler broadening' spectra.
  来自SA