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 |