line spectrum

• 线(状)光谱； 线(状)谱； (光)谱线

line spectrum的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. a spectrum in which energy is concentrated at particular wavelengths; produced by excited atoms and ions as they fall back to a lower energy level

line spectrum的用法和样例：

例句

1. A particular spectrum line corresponds to a certain definite light wavelength.
   某特定的谱线就代表一个确定光的波长。
2. In astronomical situations, the natural line width is seldom directly observed.
   在天文学研究中，谱线固有宽度很少能直接观测到。