1. | 谱;光谱a band of coloured lights in order of their wavelengths , as seen in a rainbow and into which light may be separated |
A spectrum is formed by a ray of light passing through a prism. 一束光通过棱镜就会形成光谱。 | |
Red and violet are at opposite ends of the spectrum. 红色和紫色位于光谱的两端。 |
2. | 声谱;波谱;频谱a range of sound waves or several other types of wave |
the electromagnetic/radio/sound spectrum 电磁波谱;射频频谱;声谱 |
3. | [ususing] 范围;各层次;系列;幅度a complete or wide range of related qualities, ideas, etc. |
a broad spectrum of interests 广泛的兴趣范围 | |
We shall hear views from across the political spectrum. 我们要听取各个政治派别的看法。 |