spectrum
noun /ˈspektrəm/
/ˈspektrəm/
(plural spectra
/ˈspektrə/
/ˈspektrə/
)- a band of coloured lights in order of their wavelengths, as seen in a rainbow and into which light may be separated
谱；光谱 - 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。
- Other species can perceive colours of the spectrum that are invisible to us.
其它物种能够感知光谱中我们看不到的颜色。 - These wavelengths correspond to red in the visible spectrum.
这些波长相当于可见光谱中的红光。 - a continuous spectrum of light waves
光波的连续谱 - the ultraviolet part of the spectrum
光谱的紫外线部份
Collocations Dictionaryadjective- visible
- colour/color
- electromagnetic
- …
- the colours/colors of the spectrum
- the… end of the spectrum
- the… part of the spectrum
- …
- A spectrum is formed by a ray of light passing through a prism.
- a range of sound waves or several other types of wave
声谱；波谱；频谱 - the electromagnetic/radio/sound spectrum
电磁波谱；射频频谱；声谱
- the electromagnetic/radio/sound spectrum
- [usually singular] a complete or wide range of related qualities, ideas, etc.
范围；各层次；系列；幅度 - 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。
- The policy has the support of a broad spectrum of opinion.
该政策得到广泛的舆论支持。 - a wide spectrum of interests
广泛的兴趣 - These thinkers represent a wide spectrum of political perspectives.
这些思想家所代表的政治观点千差万别，范围很广。 - There was consensus across the political spectrum.
政坛各界人士达成了共识。 - The two speakers were chosen to represent opposite ends of the spectrum.
选出的两个发言人分别代表对立的两极。 - The newspaper covers a broad spectrum of opinion.
这份报纸报道各种观点。 - The courses cover the full spectrum of levels.
这些课程从初级到高级，各个水平都有。
Collocations Dictionaryadjective- complete
- full
- broad
- …
- cover
- span
- represent
- …
- across the spectrum
- spectrum of
- at one end of the spectrum
- at the other end of the spectrum
- both ends of the spectrum
- …
- a broad spectrum of interests
词源early 17th cent. (in the sense ‘spectre’): from Latin, literally ‘image, apparition’, from specere ‘to look’.