spectra ['spektrə]
以下由轻松背单词网站提供
单词级别
附加级
基本释义
n.光谱
参考例句
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。
推荐阅读